Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
Comment: | Update SQLite core library to the latest trunk. |
---|---|
Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
1da3d937cac12246c234ccdd778eaa8d |
User & Date: | mistachkin 2016-10-13 17:31:09.465 |
Context
2016-10-13
| ||
18:09 | Test changes for Mono 4.6.x. check-in: 5955cd2f21 user: mistachkin tags: trunk | |
17:31 | Update SQLite core library to the latest trunk. check-in: 1da3d937ca user: mistachkin tags: trunk | |
2016-10-10
| ||
20:48 | Enhance the 'getRowsFromDataTable' test suite helper procedure. check-in: cd91b8e6bf user: mistachkin tags: trunk | |
Changes
Changes to SQLite.Interop/props/sqlite3.props.
1 2 3 4 5 6 7 8 9 10 11 | <?xml version="1.0" encoding="utf-8"?> <!-- * * sqlite3.props - * * Written by Joe Mistachkin. * Released to the public domain, use at your own risk! * --> <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0"> <PropertyGroup Label="UserMacros"> | | | | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | <?xml version="1.0" encoding="utf-8"?> <!-- * * sqlite3.props - * * Written by Joe Mistachkin. * Released to the public domain, use at your own risk! * --> <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0"> <PropertyGroup Label="UserMacros"> <SQLITE_MANIFEST_VERSION>3.15.0.0</SQLITE_MANIFEST_VERSION> <SQLITE_RC_VERSION>3,15,0,0</SQLITE_RC_VERSION> <SQLITE_COMMON_DEFINES>_CRT_SECURE_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;_CRT_NONSTDC_NO_DEPRECATE;_CRT_NONSTDC_NO_WARNINGS;SQLITE_THREADSAFE=1;SQLITE_USE_URI=1;SQLITE_ENABLE_COLUMN_METADATA=1;SQLITE_ENABLE_STAT4=1;SQLITE_ENABLE_FTS3=1;SQLITE_ENABLE_LOAD_EXTENSION=1;SQLITE_ENABLE_RTREE=1;SQLITE_SOUNDEX=1;SQLITE_ENABLE_MEMORY_MANAGEMENT=1;SQLITE_ENABLE_API_ARMOR=1;SQLITE_ENABLE_DBSTAT_VTAB=1</SQLITE_COMMON_DEFINES> <SQLITE_EXTRA_DEFINES>SQLITE_PLACEHOLDER=1;SQLITE_HAS_CODEC=1</SQLITE_EXTRA_DEFINES> <SQLITE_WINCE_200X_DEFINES>SQLITE_OMIT_WAL=1</SQLITE_WINCE_200X_DEFINES> <SQLITE_WINCE_2013_DEFINES>HAVE_ERRNO_H=1;SQLITE_MSVC_LOCALTIME_API=1</SQLITE_WINCE_2013_DEFINES> <SQLITE_DEBUG_DEFINES>SQLITE_DEBUG=1;SQLITE_MEMDEBUG=1;SQLITE_ENABLE_EXPENSIVE_ASSERT=1</SQLITE_DEBUG_DEFINES> <SQLITE_RELEASE_DEFINES>SQLITE_WIN32_MALLOC=1</SQLITE_RELEASE_DEFINES> <SQLITE_DISABLE_WARNINGS>4055;4100;4127;4146;4210;4232;4244;4245;4267;4306;4389;4701;4703;4706</SQLITE_DISABLE_WARNINGS> |
︙ | ︙ |
Changes to SQLite.Interop/props/sqlite3.vsprops.
︙ | ︙ | |||
10 11 12 13 14 15 16 | <VisualStudioPropertySheet ProjectType="Visual C++" Version="8.00" Name="sqlite3" > <UserMacro Name="SQLITE_MANIFEST_VERSION" | | | | 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 | <VisualStudioPropertySheet ProjectType="Visual C++" Version="8.00" Name="sqlite3" > <UserMacro Name="SQLITE_MANIFEST_VERSION" Value="3.15.0.0" PerformEnvironmentSet="true" /> <UserMacro Name="SQLITE_RC_VERSION" Value="3,15,0,0" PerformEnvironmentSet="true" /> <UserMacro Name="SQLITE_COMMON_DEFINES" Value="_CRT_SECURE_NO_DEPRECATE;_CRT_SECURE_NO_WARNINGS;_CRT_NONSTDC_NO_DEPRECATE;_CRT_NONSTDC_NO_WARNINGS;SQLITE_THREADSAFE=1;SQLITE_USE_URI=1;SQLITE_ENABLE_COLUMN_METADATA=1;SQLITE_ENABLE_STAT4=1;SQLITE_ENABLE_FTS3=1;SQLITE_ENABLE_LOAD_EXTENSION=1;SQLITE_ENABLE_RTREE=1;SQLITE_SOUNDEX=1;SQLITE_ENABLE_MEMORY_MANAGEMENT=1;SQLITE_ENABLE_API_ARMOR=1;SQLITE_ENABLE_DBSTAT_VTAB=1" PerformEnvironmentSet="true" /> |
︙ | ︙ |
Changes to SQLite.Interop/src/core/sqlite3.c.
1 2 | /****************************************************************************** ** This file is an amalgamation of many separate C source files from SQLite | | | 1 2 3 4 5 6 7 8 9 10 | /****************************************************************************** ** This file is an amalgamation of many separate C source files from SQLite ** version 3.15.0. By combining all the individual C code files into this ** single large file, the entire code can be compiled as a single translation ** unit. This allows many compilers to do optimizations that would not be ** possible if the files were compiled separately. Performance improvements ** of 5% or more are commonly seen when SQLite is compiled as a single ** translation unit. ** ** This file is all you need to compile SQLite. To use SQLite in other |
︙ | ︙ | |||
364 365 366 367 368 369 370 | ** with the value (X*1000000 + Y*1000 + Z) where X, Y, and Z are the same ** numbers used in [SQLITE_VERSION].)^ ** The SQLITE_VERSION_NUMBER for any given release of SQLite will also ** be larger than the release from which it is derived. Either Y will ** be held constant and Z will be incremented or else Y will be incremented ** and Z will be reset to zero. ** | > | | | | | 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 | ** with the value (X*1000000 + Y*1000 + Z) where X, Y, and Z are the same ** numbers used in [SQLITE_VERSION].)^ ** The SQLITE_VERSION_NUMBER for any given release of SQLite will also ** be larger than the release from which it is derived. Either Y will ** be held constant and Z will be incremented or else Y will be incremented ** and Z will be reset to zero. ** ** Since [version 3.6.18] ([dateof:3.6.18]), ** SQLite source code has been stored in the ** <a href="http://www.fossil-scm.org/">Fossil configuration management ** system</a>. ^The SQLITE_SOURCE_ID macro evaluates to ** a string which identifies a particular check-in of SQLite ** within its configuration management system. ^The SQLITE_SOURCE_ID ** string contains the date and time of the check-in (UTC) and an SHA1 ** hash of the entire source tree. ** ** See also: [sqlite3_libversion()], ** [sqlite3_libversion_number()], [sqlite3_sourceid()], ** [sqlite_version()] and [sqlite_source_id()]. */ #define SQLITE_VERSION "3.15.0" #define SQLITE_VERSION_NUMBER 3015000 #define SQLITE_SOURCE_ID "2016-10-13 12:56:18 4d66ac98deaa85218be7ff0eb254f78b96d8e8d4" /* ** CAPI3REF: Run-Time Library Version Numbers ** KEYWORDS: sqlite3_version, sqlite3_sourceid ** ** These interfaces provide the same information as the [SQLITE_VERSION], ** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros |
︙ | ︙ | |||
708 709 710 711 712 713 714 | ** CAPI3REF: Extended Result Codes ** KEYWORDS: {extended result code definitions} ** ** In its default configuration, SQLite API routines return one of 30 integer ** [result codes]. However, experience has shown that many of ** these result codes are too coarse-grained. They do not provide as ** much information about problems as programmers might like. In an effort to | | > | 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 | ** CAPI3REF: Extended Result Codes ** KEYWORDS: {extended result code definitions} ** ** In its default configuration, SQLite API routines return one of 30 integer ** [result codes]. However, experience has shown that many of ** these result codes are too coarse-grained. They do not provide as ** much information about problems as programmers might like. In an effort to ** address this, newer versions of SQLite (version 3.3.8 [dateof:3.3.8] ** and later) include ** support for additional result codes that provide more detailed information ** about errors. These [extended result codes] are enabled or disabled ** on a per database connection basis using the ** [sqlite3_extended_result_codes()] API. Or, the extended code for ** the most recent error can be obtained using ** [sqlite3_extended_errcode()]. */ |
︙ | ︙ | |||
2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 | ** C-API or the SQL function. ** The second parameter is a pointer to an integer into which ** is written 0 or 1 to indicate whether [sqlite3_load_extension()] interface ** is disabled or enabled following this call. The second parameter may ** be a NULL pointer, in which case the new setting is not reported back. ** </dd> ** ** </dl> */ #define SQLITE_DBCONFIG_LOOKASIDE 1001 /* void* int int */ #define SQLITE_DBCONFIG_ENABLE_FKEY 1002 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_TRIGGER 1003 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER 1004 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION 1005 /* int int* */ | > > > > > > > > > > | 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 | ** C-API or the SQL function. ** The second parameter is a pointer to an integer into which ** is written 0 or 1 to indicate whether [sqlite3_load_extension()] interface ** is disabled or enabled following this call. The second parameter may ** be a NULL pointer, in which case the new setting is not reported back. ** </dd> ** ** <dt>SQLITE_DBCONFIG_MAINDBNAME</dt> ** <dd> ^This option is used to change the name of the "main" database ** schema. ^The sole argument is a pointer to a constant UTF8 string ** which will become the new schema name in place of "main". ^SQLite ** does not make a copy of the new main schema name string, so the application ** must ensure that the argument passed into this DBCONFIG option is unchanged ** until after the database connection closes. ** </dd> ** ** </dl> */ #define SQLITE_DBCONFIG_MAINDBNAME 1000 /* const char* */ #define SQLITE_DBCONFIG_LOOKASIDE 1001 /* void* int int */ #define SQLITE_DBCONFIG_ENABLE_FKEY 1002 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_TRIGGER 1003 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER 1004 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION 1005 /* int int* */ |
︙ | ︙ | |||
4297 4298 4299 4300 4301 4302 4303 | ** more threads at the same moment in time. ** ** For all versions of SQLite up to and including 3.6.23.1, a call to ** [sqlite3_reset()] was required after sqlite3_step() returned anything ** other than [SQLITE_ROW] before any subsequent invocation of ** sqlite3_step(). Failure to reset the prepared statement using ** [sqlite3_reset()] would result in an [SQLITE_MISUSE] return from | > | | 4309 4310 4311 4312 4313 4314 4315 4316 4317 4318 4319 4320 4321 4322 4323 4324 | ** more threads at the same moment in time. ** ** For all versions of SQLite up to and including 3.6.23.1, a call to ** [sqlite3_reset()] was required after sqlite3_step() returned anything ** other than [SQLITE_ROW] before any subsequent invocation of ** sqlite3_step(). Failure to reset the prepared statement using ** [sqlite3_reset()] would result in an [SQLITE_MISUSE] return from ** sqlite3_step(). But after [version 3.6.23.1] ([dateof:3.6.23.1], ** sqlite3_step() began ** calling [sqlite3_reset()] automatically in this circumstance rather ** than returning [SQLITE_MISUSE]. This is not considered a compatibility ** break because any application that ever receives an SQLITE_MISUSE error ** is broken by definition. The [SQLITE_OMIT_AUTORESET] compile-time option ** can be used to restore the legacy behavior. ** ** <b>Goofy Interface Alert:</b> In the legacy interface, the sqlite3_step() |
︙ | ︙ | |||
5660 5661 5662 5663 5664 5665 5666 | ** ** ^(This routine enables or disables the sharing of the database cache ** and schema data structures between [database connection | connections] ** to the same database. Sharing is enabled if the argument is true ** and disabled if the argument is false.)^ ** ** ^Cache sharing is enabled and disabled for an entire process. | > | | 5673 5674 5675 5676 5677 5678 5679 5680 5681 5682 5683 5684 5685 5686 5687 5688 | ** ** ^(This routine enables or disables the sharing of the database cache ** and schema data structures between [database connection | connections] ** to the same database. Sharing is enabled if the argument is true ** and disabled if the argument is false.)^ ** ** ^Cache sharing is enabled and disabled for an entire process. ** This is a change as of SQLite [version 3.5.0] ([dateof:3.5.0]). ** In prior versions of SQLite, ** sharing was enabled or disabled for each thread separately. ** ** ^(The cache sharing mode set by this interface effects all subsequent ** calls to [sqlite3_open()], [sqlite3_open_v2()], and [sqlite3_open16()]. ** Existing database connections continue use the sharing mode ** that was in effect at the time they were opened.)^ ** |
︙ | ︙ | |||
5754 5755 5756 5757 5758 5759 5760 | ** <li> An alternative page cache implementation is specified using ** [sqlite3_config]([SQLITE_CONFIG_PCACHE2],...). ** <li> The page cache allocates from its own memory pool supplied ** by [sqlite3_config]([SQLITE_CONFIG_PAGECACHE],...) rather than ** from the heap. ** </ul>)^ ** | > | | 5768 5769 5770 5771 5772 5773 5774 5775 5776 5777 5778 5779 5780 5781 5782 5783 | ** <li> An alternative page cache implementation is specified using ** [sqlite3_config]([SQLITE_CONFIG_PCACHE2],...). ** <li> The page cache allocates from its own memory pool supplied ** by [sqlite3_config]([SQLITE_CONFIG_PAGECACHE],...) rather than ** from the heap. ** </ul>)^ ** ** Beginning with SQLite [version 3.7.3] ([dateof:3.7.3]), ** the soft heap limit is enforced ** regardless of whether or not the [SQLITE_ENABLE_MEMORY_MANAGEMENT] ** compile-time option is invoked. With [SQLITE_ENABLE_MEMORY_MANAGEMENT], ** the soft heap limit is enforced on every memory allocation. Without ** [SQLITE_ENABLE_MEMORY_MANAGEMENT], the soft heap limit is only enforced ** when memory is allocated by the page cache. Testing suggests that because ** the page cache is the predominate memory user in SQLite, most ** applications will achieve adequate soft heap limit enforcement without |
︙ | ︙ | |||
6148 6149 6150 6151 6152 6153 6154 | ** any database changes. In other words, if the xUpdate() returns ** SQLITE_CONSTRAINT, the database contents must be exactly as they were ** before xUpdate was called. By contrast, if SQLITE_INDEX_SCAN_UNIQUE is not ** set and xUpdate returns SQLITE_CONSTRAINT, any database changes made by ** the xUpdate method are automatically rolled back by SQLite. ** ** IMPORTANT: The estimatedRows field was added to the sqlite3_index_info | > | > | | 6163 6164 6165 6166 6167 6168 6169 6170 6171 6172 6173 6174 6175 6176 6177 6178 6179 6180 6181 6182 6183 6184 6185 | ** any database changes. In other words, if the xUpdate() returns ** SQLITE_CONSTRAINT, the database contents must be exactly as they were ** before xUpdate was called. By contrast, if SQLITE_INDEX_SCAN_UNIQUE is not ** set and xUpdate returns SQLITE_CONSTRAINT, any database changes made by ** the xUpdate method are automatically rolled back by SQLite. ** ** IMPORTANT: The estimatedRows field was added to the sqlite3_index_info ** structure for SQLite [version 3.8.2] ([dateof:3.8.2]). ** If a virtual table extension is ** used with an SQLite version earlier than 3.8.2, the results of attempting ** to read or write the estimatedRows field are undefined (but are likely ** to included crashing the application). The estimatedRows field should ** therefore only be used if [sqlite3_libversion_number()] returns a ** value greater than or equal to 3008002. Similarly, the idxFlags field ** was added for [version 3.9.0] ([dateof:3.9.0]). ** It may therefore only be used if ** sqlite3_libversion_number() returns a value greater than or equal to ** 3009000. */ struct sqlite3_index_info { /* Inputs */ int nConstraint; /* Number of entries in aConstraint */ struct sqlite3_index_constraint { |
︙ | ︙ | |||
6852 6853 6854 6855 6856 6857 6858 | */ #define SQLITE_MUTEX_FAST 0 #define SQLITE_MUTEX_RECURSIVE 1 #define SQLITE_MUTEX_STATIC_MASTER 2 #define SQLITE_MUTEX_STATIC_MEM 3 /* sqlite3_malloc() */ #define SQLITE_MUTEX_STATIC_MEM2 4 /* NOT USED */ #define SQLITE_MUTEX_STATIC_OPEN 4 /* sqlite3BtreeOpen() */ | | | 6869 6870 6871 6872 6873 6874 6875 6876 6877 6878 6879 6880 6881 6882 6883 | */ #define SQLITE_MUTEX_FAST 0 #define SQLITE_MUTEX_RECURSIVE 1 #define SQLITE_MUTEX_STATIC_MASTER 2 #define SQLITE_MUTEX_STATIC_MEM 3 /* sqlite3_malloc() */ #define SQLITE_MUTEX_STATIC_MEM2 4 /* NOT USED */ #define SQLITE_MUTEX_STATIC_OPEN 4 /* sqlite3BtreeOpen() */ #define SQLITE_MUTEX_STATIC_PRNG 5 /* sqlite3_randomness() */ #define SQLITE_MUTEX_STATIC_LRU 6 /* lru page list */ #define SQLITE_MUTEX_STATIC_LRU2 7 /* NOT USED */ #define SQLITE_MUTEX_STATIC_PMEM 7 /* sqlite3PageMalloc() */ #define SQLITE_MUTEX_STATIC_APP1 8 /* For use by application */ #define SQLITE_MUTEX_STATIC_APP2 9 /* For use by application */ #define SQLITE_MUTEX_STATIC_APP3 10 /* For use by application */ #define SQLITE_MUTEX_STATIC_VFS1 11 /* For use by built-in VFS */ |
︙ | ︙ | |||
6956 6957 6958 6959 6960 6961 6962 6963 6964 6965 6966 6967 6968 6969 | #define SQLITE_TESTCTRL_ALWAYS 13 #define SQLITE_TESTCTRL_RESERVE 14 #define SQLITE_TESTCTRL_OPTIMIZATIONS 15 #define SQLITE_TESTCTRL_ISKEYWORD 16 #define SQLITE_TESTCTRL_SCRATCHMALLOC 17 #define SQLITE_TESTCTRL_LOCALTIME_FAULT 18 #define SQLITE_TESTCTRL_EXPLAIN_STMT 19 /* NOT USED */ #define SQLITE_TESTCTRL_NEVER_CORRUPT 20 #define SQLITE_TESTCTRL_VDBE_COVERAGE 21 #define SQLITE_TESTCTRL_BYTEORDER 22 #define SQLITE_TESTCTRL_ISINIT 23 #define SQLITE_TESTCTRL_SORTER_MMAP 24 #define SQLITE_TESTCTRL_IMPOSTER 25 #define SQLITE_TESTCTRL_LAST 25 | > | 6973 6974 6975 6976 6977 6978 6979 6980 6981 6982 6983 6984 6985 6986 6987 | #define SQLITE_TESTCTRL_ALWAYS 13 #define SQLITE_TESTCTRL_RESERVE 14 #define SQLITE_TESTCTRL_OPTIMIZATIONS 15 #define SQLITE_TESTCTRL_ISKEYWORD 16 #define SQLITE_TESTCTRL_SCRATCHMALLOC 17 #define SQLITE_TESTCTRL_LOCALTIME_FAULT 18 #define SQLITE_TESTCTRL_EXPLAIN_STMT 19 /* NOT USED */ #define SQLITE_TESTCTRL_ONCE_RESET_THRESHOLD 19 #define SQLITE_TESTCTRL_NEVER_CORRUPT 20 #define SQLITE_TESTCTRL_VDBE_COVERAGE 21 #define SQLITE_TESTCTRL_BYTEORDER 22 #define SQLITE_TESTCTRL_ISINIT 23 #define SQLITE_TESTCTRL_SORTER_MMAP 24 #define SQLITE_TESTCTRL_IMPOSTER 25 #define SQLITE_TESTCTRL_LAST 25 |
︙ | ︙ | |||
8895 8896 8897 8898 8899 8900 8901 | const char *zTab /* Table name */ ); /* ** CAPI3REF: Set a table filter on a Session Object. ** ** The second argument (xFilter) is the "filter callback". For changes to rows | | | 8913 8914 8915 8916 8917 8918 8919 8920 8921 8922 8923 8924 8925 8926 8927 | const char *zTab /* Table name */ ); /* ** CAPI3REF: Set a table filter on a Session Object. ** ** The second argument (xFilter) is the "filter callback". For changes to rows ** in tables that are not attached to the Session object, the filter is called ** to determine whether changes to the table's rows should be tracked or not. ** If xFilter returns 0, changes is not tracked. Note that once a table is ** attached, xFilter will not be called again. */ void sqlite3session_table_filter( sqlite3_session *pSession, /* Session object */ int(*xFilter)( |
︙ | ︙ | |||
9161 9162 9163 9164 9165 9166 9167 | ** destroyed. ** ** Assuming the changeset blob was created by one of the ** [sqlite3session_changeset()], [sqlite3changeset_concat()] or ** [sqlite3changeset_invert()] functions, all changes within the changeset ** that apply to a single table are grouped together. This means that when ** an application iterates through a changeset using an iterator created by | | | 9179 9180 9181 9182 9183 9184 9185 9186 9187 9188 9189 9190 9191 9192 9193 | ** destroyed. ** ** Assuming the changeset blob was created by one of the ** [sqlite3session_changeset()], [sqlite3changeset_concat()] or ** [sqlite3changeset_invert()] functions, all changes within the changeset ** that apply to a single table are grouped together. This means that when ** an application iterates through a changeset using an iterator created by ** this function, all changes that relate to a single table are visited ** consecutively. There is no chance that the iterator will visit a change ** the applies to table X, then one for table Y, and then later on visit ** another change for table X. */ int sqlite3changeset_start( sqlite3_changeset_iter **pp, /* OUT: New changeset iterator handle */ int nChangeset, /* Size of changeset blob in bytes */ |
︙ | ︙ | |||
9248 9249 9250 9251 9252 9253 9254 | ** This function is used to find which columns comprise the PRIMARY KEY of ** the table modified by the change that iterator pIter currently points to. ** If successful, *pabPK is set to point to an array of nCol entries, where ** nCol is the number of columns in the table. Elements of *pabPK are set to ** 0x01 if the corresponding column is part of the tables primary key, or ** 0x00 if it is not. ** | | | 9266 9267 9268 9269 9270 9271 9272 9273 9274 9275 9276 9277 9278 9279 9280 | ** This function is used to find which columns comprise the PRIMARY KEY of ** the table modified by the change that iterator pIter currently points to. ** If successful, *pabPK is set to point to an array of nCol entries, where ** nCol is the number of columns in the table. Elements of *pabPK are set to ** 0x01 if the corresponding column is part of the tables primary key, or ** 0x00 if it is not. ** ** If argument pnCol is not NULL, then *pnCol is set to the number of columns ** in the table. ** ** If this function is called when the iterator does not point to a valid ** entry, SQLITE_MISUSE is returned and the output variables zeroed. Otherwise, ** SQLITE_OK is returned and the output variables populated as described ** above. */ |
︙ | ︙ | |||
9465 9466 9467 9468 9469 9470 9471 | void *pB, /* Pointer to buffer containing changeset B */ int *pnOut, /* OUT: Number of bytes in output changeset */ void **ppOut /* OUT: Buffer containing output changeset */ ); /* | | | | 9483 9484 9485 9486 9487 9488 9489 9490 9491 9492 9493 9494 9495 9496 9497 9498 9499 9500 9501 9502 | void *pB, /* Pointer to buffer containing changeset B */ int *pnOut, /* OUT: Number of bytes in output changeset */ void **ppOut /* OUT: Buffer containing output changeset */ ); /* ** CAPI3REF: Changegroup Handle */ typedef struct sqlite3_changegroup sqlite3_changegroup; /* ** CAPI3REF: Create A New Changegroup Object ** ** An sqlite3_changegroup object is used to combine two or more changesets ** (or patchsets) into a single changeset (or patchset). A single changegroup ** object may combine changesets or patchsets, but not both. The output is ** always in the same format as the input. ** ** If successful, this function returns SQLITE_OK and populates (*pp) with |
︙ | ︙ | |||
9507 9508 9509 9510 9511 9512 9513 9514 9515 9516 9517 9518 9519 9520 9521 9522 9523 9524 9525 9526 9527 | ** As well as the regular sqlite3changegroup_add() and ** sqlite3changegroup_output() functions, also available are the streaming ** versions sqlite3changegroup_add_strm() and sqlite3changegroup_output_strm(). */ int sqlite3changegroup_new(sqlite3_changegroup **pp); /* ** Add all changes within the changeset (or patchset) in buffer pData (size ** nData bytes) to the changegroup. ** ** If the buffer contains a patchset, then all prior calls to this function ** on the same changegroup object must also have specified patchsets. Or, if ** the buffer contains a changeset, so must have the earlier calls to this ** function. Otherwise, SQLITE_ERROR is returned and no changes are added ** to the changegroup. ** ** Rows within the changeset and changegroup are identified by the values in ** their PRIMARY KEY columns. A change in the changeset is considered to ** apply to the same row as a change already present in the changegroup if ** the two rows have the same primary key. ** | > > | | 9525 9526 9527 9528 9529 9530 9531 9532 9533 9534 9535 9536 9537 9538 9539 9540 9541 9542 9543 9544 9545 9546 9547 9548 9549 9550 9551 9552 9553 9554 9555 | ** As well as the regular sqlite3changegroup_add() and ** sqlite3changegroup_output() functions, also available are the streaming ** versions sqlite3changegroup_add_strm() and sqlite3changegroup_output_strm(). */ int sqlite3changegroup_new(sqlite3_changegroup **pp); /* ** CAPI3REF: Add A Changeset To A Changegroup ** ** Add all changes within the changeset (or patchset) in buffer pData (size ** nData bytes) to the changegroup. ** ** If the buffer contains a patchset, then all prior calls to this function ** on the same changegroup object must also have specified patchsets. Or, if ** the buffer contains a changeset, so must have the earlier calls to this ** function. Otherwise, SQLITE_ERROR is returned and no changes are added ** to the changegroup. ** ** Rows within the changeset and changegroup are identified by the values in ** their PRIMARY KEY columns. A change in the changeset is considered to ** apply to the same row as a change already present in the changegroup if ** the two rows have the same primary key. ** ** Changes to rows that do not already appear in the changegroup are ** simply copied into it. Or, if both the new changeset and the changegroup ** contain changes that apply to a single row, the final contents of the ** changegroup depends on the type of each change, as follows: ** ** <table border=1 style="margin-left:8ex;margin-right:8ex"> ** <tr><th style="white-space:pre">Existing Change </th> ** <th style="white-space:pre">New Change </th> |
︙ | ︙ | |||
9582 9583 9584 9585 9586 9587 9588 9589 9590 9591 9592 9593 9594 9595 | ** final contents of the changegroup is undefined. ** ** If no error occurs, SQLITE_OK is returned. */ int sqlite3changegroup_add(sqlite3_changegroup*, int nData, void *pData); /* ** Obtain a buffer containing a changeset (or patchset) representing the ** current contents of the changegroup. If the inputs to the changegroup ** were themselves changesets, the output is a changeset. Or, if the ** inputs were patchsets, the output is also a patchset. ** ** As with the output of the sqlite3session_changeset() and ** sqlite3session_patchset() functions, all changes related to a single | > > | 9602 9603 9604 9605 9606 9607 9608 9609 9610 9611 9612 9613 9614 9615 9616 9617 | ** final contents of the changegroup is undefined. ** ** If no error occurs, SQLITE_OK is returned. */ int sqlite3changegroup_add(sqlite3_changegroup*, int nData, void *pData); /* ** CAPI3REF: Obtain A Composite Changeset From A Changegroup ** ** Obtain a buffer containing a changeset (or patchset) representing the ** current contents of the changegroup. If the inputs to the changegroup ** were themselves changesets, the output is a changeset. Or, if the ** inputs were patchsets, the output is also a patchset. ** ** As with the output of the sqlite3session_changeset() and ** sqlite3session_patchset() functions, all changes related to a single |
︙ | ︙ | |||
9610 9611 9612 9613 9614 9615 9616 | int sqlite3changegroup_output( sqlite3_changegroup*, int *pnData, /* OUT: Size of output buffer in bytes */ void **ppData /* OUT: Pointer to output buffer */ ); /* | | | 9632 9633 9634 9635 9636 9637 9638 9639 9640 9641 9642 9643 9644 9645 9646 | int sqlite3changegroup_output( sqlite3_changegroup*, int *pnData, /* OUT: Size of output buffer in bytes */ void **ppData /* OUT: Pointer to output buffer */ ); /* ** CAPI3REF: Delete A Changegroup Object */ void sqlite3changegroup_delete(sqlite3_changegroup*); /* ** CAPI3REF: Apply A Changeset To A Database ** ** Apply a changeset to a database. This function attempts to update the |
︙ | ︙ | |||
11387 11388 11389 11390 11391 11392 11393 | #define TK_USING 125 #define TK_ORDER 126 #define TK_GROUP 127 #define TK_HAVING 128 #define TK_LIMIT 129 #define TK_WHERE 130 #define TK_INTO 131 | < | | > | 11409 11410 11411 11412 11413 11414 11415 11416 11417 11418 11419 11420 11421 11422 11423 11424 11425 | #define TK_USING 125 #define TK_ORDER 126 #define TK_GROUP 127 #define TK_HAVING 128 #define TK_LIMIT 129 #define TK_WHERE 130 #define TK_INTO 131 #define TK_FLOAT 132 #define TK_BLOB 133 #define TK_INTEGER 134 #define TK_VARIABLE 135 #define TK_CASE 136 #define TK_WHEN 137 #define TK_THEN 138 #define TK_ELSE 139 #define TK_INDEX 140 #define TK_ALTER 141 |
︙ | ︙ | |||
11413 11414 11415 11416 11417 11418 11419 | #define TK_FUNCTION 151 #define TK_COLUMN 152 #define TK_AGG_FUNCTION 153 #define TK_AGG_COLUMN 154 #define TK_UMINUS 155 #define TK_UPLUS 156 #define TK_REGISTER 157 | > > | | | | | 11435 11436 11437 11438 11439 11440 11441 11442 11443 11444 11445 11446 11447 11448 11449 11450 11451 11452 11453 11454 | #define TK_FUNCTION 151 #define TK_COLUMN 152 #define TK_AGG_FUNCTION 153 #define TK_AGG_COLUMN 154 #define TK_UMINUS 155 #define TK_UPLUS 156 #define TK_REGISTER 157 #define TK_VECTOR 158 #define TK_SELECT_COLUMN 159 #define TK_ASTERISK 160 #define TK_SPAN 161 #define TK_SPACE 162 #define TK_ILLEGAL 163 /* The token codes above must all fit in 8 bits */ #define TKFLG_MASK 0xff /* Flags that can be added to a token code when it is not ** being stored in a u8: */ #define TKFLG_DONTFOLD 0x100 /* Omit constant folding optimizations */ |
︙ | ︙ | |||
12075 12076 12077 12078 12079 12080 12081 12082 12083 12084 12085 12086 12087 12088 12089 | SQLITE_PRIVATE int sqlite3BtreeBeginStmt(Btree*,int); SQLITE_PRIVATE int sqlite3BtreeCreateTable(Btree*, int*, int flags); SQLITE_PRIVATE int sqlite3BtreeIsInTrans(Btree*); SQLITE_PRIVATE int sqlite3BtreeIsInReadTrans(Btree*); SQLITE_PRIVATE int sqlite3BtreeIsInBackup(Btree*); SQLITE_PRIVATE void *sqlite3BtreeSchema(Btree *, int, void(*)(void *)); SQLITE_PRIVATE int sqlite3BtreeSchemaLocked(Btree *pBtree); SQLITE_PRIVATE int sqlite3BtreeLockTable(Btree *pBtree, int iTab, u8 isWriteLock); SQLITE_PRIVATE int sqlite3BtreeSavepoint(Btree *, int, int); SQLITE_PRIVATE const char *sqlite3BtreeGetFilename(Btree *); SQLITE_PRIVATE const char *sqlite3BtreeGetJournalname(Btree *); SQLITE_PRIVATE int sqlite3BtreeCopyFile(Btree *, Btree *); SQLITE_PRIVATE int sqlite3BtreeIncrVacuum(Btree *); | > > | 12099 12100 12101 12102 12103 12104 12105 12106 12107 12108 12109 12110 12111 12112 12113 12114 12115 | SQLITE_PRIVATE int sqlite3BtreeBeginStmt(Btree*,int); SQLITE_PRIVATE int sqlite3BtreeCreateTable(Btree*, int*, int flags); SQLITE_PRIVATE int sqlite3BtreeIsInTrans(Btree*); SQLITE_PRIVATE int sqlite3BtreeIsInReadTrans(Btree*); SQLITE_PRIVATE int sqlite3BtreeIsInBackup(Btree*); SQLITE_PRIVATE void *sqlite3BtreeSchema(Btree *, int, void(*)(void *)); SQLITE_PRIVATE int sqlite3BtreeSchemaLocked(Btree *pBtree); #ifndef SQLITE_OMIT_SHARED_CACHE SQLITE_PRIVATE int sqlite3BtreeLockTable(Btree *pBtree, int iTab, u8 isWriteLock); #endif SQLITE_PRIVATE int sqlite3BtreeSavepoint(Btree *, int, int); SQLITE_PRIVATE const char *sqlite3BtreeGetFilename(Btree *); SQLITE_PRIVATE const char *sqlite3BtreeGetJournalname(Btree *); SQLITE_PRIVATE int sqlite3BtreeCopyFile(Btree *, Btree *); SQLITE_PRIVATE int sqlite3BtreeIncrVacuum(Btree *); |
︙ | ︙ | |||
12278 12279 12280 12281 12282 12283 12284 12285 12286 12287 12288 12289 12290 12291 12292 12293 | SQLITE_PRIVATE const void *sqlite3BtreePayloadFetch(BtCursor*, u32 *pAmt); SQLITE_PRIVATE u32 sqlite3BtreePayloadSize(BtCursor*); SQLITE_PRIVATE int sqlite3BtreeData(BtCursor*, u32 offset, u32 amt, void*); SQLITE_PRIVATE char *sqlite3BtreeIntegrityCheck(Btree*, int *aRoot, int nRoot, int, int*); SQLITE_PRIVATE struct Pager *sqlite3BtreePager(Btree*); SQLITE_PRIVATE int sqlite3BtreePutData(BtCursor*, u32 offset, u32 amt, void*); SQLITE_PRIVATE void sqlite3BtreeIncrblobCursor(BtCursor *); SQLITE_PRIVATE void sqlite3BtreeClearCursor(BtCursor *); SQLITE_PRIVATE int sqlite3BtreeSetVersion(Btree *pBt, int iVersion); SQLITE_PRIVATE int sqlite3BtreeCursorHasHint(BtCursor*, unsigned int mask); SQLITE_PRIVATE int sqlite3BtreeIsReadonly(Btree *pBt); SQLITE_PRIVATE int sqlite3HeaderSizeBtree(void); #ifndef NDEBUG | > > | 12304 12305 12306 12307 12308 12309 12310 12311 12312 12313 12314 12315 12316 12317 12318 12319 12320 12321 | SQLITE_PRIVATE const void *sqlite3BtreePayloadFetch(BtCursor*, u32 *pAmt); SQLITE_PRIVATE u32 sqlite3BtreePayloadSize(BtCursor*); SQLITE_PRIVATE int sqlite3BtreeData(BtCursor*, u32 offset, u32 amt, void*); SQLITE_PRIVATE char *sqlite3BtreeIntegrityCheck(Btree*, int *aRoot, int nRoot, int, int*); SQLITE_PRIVATE struct Pager *sqlite3BtreePager(Btree*); #ifndef SQLITE_OMIT_INCRBLOB SQLITE_PRIVATE int sqlite3BtreePutData(BtCursor*, u32 offset, u32 amt, void*); SQLITE_PRIVATE void sqlite3BtreeIncrblobCursor(BtCursor *); #endif SQLITE_PRIVATE void sqlite3BtreeClearCursor(BtCursor *); SQLITE_PRIVATE int sqlite3BtreeSetVersion(Btree *pBt, int iVersion); SQLITE_PRIVATE int sqlite3BtreeCursorHasHint(BtCursor*, unsigned int mask); SQLITE_PRIVATE int sqlite3BtreeIsReadonly(Btree *pBt); SQLITE_PRIVATE int sqlite3HeaderSizeBtree(void); #ifndef NDEBUG |
︙ | ︙ | |||
12440 12441 12442 12443 12444 12445 12446 | ** A sub-routine used to implement a trigger program. */ struct SubProgram { VdbeOp *aOp; /* Array of opcodes for sub-program */ int nOp; /* Elements in aOp[] */ int nMem; /* Number of memory cells required */ int nCsr; /* Number of cursors required */ | < | 12468 12469 12470 12471 12472 12473 12474 12475 12476 12477 12478 12479 12480 12481 | ** A sub-routine used to implement a trigger program. */ struct SubProgram { VdbeOp *aOp; /* Array of opcodes for sub-program */ int nOp; /* Elements in aOp[] */ int nMem; /* Number of memory cells required */ int nCsr; /* Number of cursors required */ void *token; /* id that may be used to recursive triggers */ SubProgram *pNext; /* Next sub-program already visited */ }; /* ** A smaller version of VdbeOp used for the VdbeAddOpList() function because ** it takes up less space. |
︙ | ︙ | |||
12563 12564 12565 12566 12567 12568 12569 | #define OP_NotNull 35 /* same as TK_NOTNULL, synopsis: if r[P1]!=NULL goto P2 */ #define OP_Ne 36 /* same as TK_NE, synopsis: IF r[P3]!=r[P1] */ #define OP_Eq 37 /* same as TK_EQ, synopsis: IF r[P3]==r[P1] */ #define OP_Gt 38 /* same as TK_GT, synopsis: IF r[P3]>r[P1] */ #define OP_Le 39 /* same as TK_LE, synopsis: IF r[P3]<=r[P1] */ #define OP_Lt 40 /* same as TK_LT, synopsis: IF r[P3]<r[P1] */ #define OP_Ge 41 /* same as TK_GE, synopsis: IF r[P3]>=r[P1] */ | | | > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | < > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > | | < | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 12590 12591 12592 12593 12594 12595 12596 12597 12598 12599 12600 12601 12602 12603 12604 12605 12606 12607 12608 12609 12610 12611 12612 12613 12614 12615 12616 12617 12618 12619 12620 12621 12622 12623 12624 12625 12626 12627 12628 12629 12630 12631 12632 12633 12634 12635 12636 12637 12638 12639 12640 12641 12642 12643 12644 12645 12646 12647 12648 12649 12650 12651 12652 12653 12654 12655 12656 12657 12658 12659 12660 12661 12662 12663 12664 12665 12666 12667 12668 12669 12670 12671 12672 12673 12674 12675 12676 12677 12678 12679 12680 12681 12682 12683 12684 12685 12686 12687 12688 12689 12690 12691 12692 12693 12694 12695 12696 12697 12698 12699 12700 12701 12702 12703 12704 12705 12706 12707 12708 12709 12710 12711 12712 12713 12714 12715 12716 12717 12718 12719 12720 12721 12722 12723 12724 12725 12726 12727 12728 12729 12730 12731 12732 12733 12734 12735 12736 12737 12738 12739 12740 12741 12742 12743 12744 12745 12746 12747 12748 12749 12750 12751 12752 12753 12754 12755 12756 12757 12758 12759 12760 12761 12762 12763 12764 12765 | #define OP_NotNull 35 /* same as TK_NOTNULL, synopsis: if r[P1]!=NULL goto P2 */ #define OP_Ne 36 /* same as TK_NE, synopsis: IF r[P3]!=r[P1] */ #define OP_Eq 37 /* same as TK_EQ, synopsis: IF r[P3]==r[P1] */ #define OP_Gt 38 /* same as TK_GT, synopsis: IF r[P3]>r[P1] */ #define OP_Le 39 /* same as TK_LE, synopsis: IF r[P3]<=r[P1] */ #define OP_Lt 40 /* same as TK_LT, synopsis: IF r[P3]<r[P1] */ #define OP_Ge 41 /* same as TK_GE, synopsis: IF r[P3]>=r[P1] */ #define OP_ElseNotEq 42 /* same as TK_ESCAPE */ #define OP_BitAnd 43 /* same as TK_BITAND, synopsis: r[P3]=r[P1]&r[P2] */ #define OP_BitOr 44 /* same as TK_BITOR, synopsis: r[P3]=r[P1]|r[P2] */ #define OP_ShiftLeft 45 /* same as TK_LSHIFT, synopsis: r[P3]=r[P2]<<r[P1] */ #define OP_ShiftRight 46 /* same as TK_RSHIFT, synopsis: r[P3]=r[P2]>>r[P1] */ #define OP_Add 47 /* same as TK_PLUS, synopsis: r[P3]=r[P1]+r[P2] */ #define OP_Subtract 48 /* same as TK_MINUS, synopsis: r[P3]=r[P2]-r[P1] */ #define OP_Multiply 49 /* same as TK_STAR, synopsis: r[P3]=r[P1]*r[P2] */ #define OP_Divide 50 /* same as TK_SLASH, synopsis: r[P3]=r[P2]/r[P1] */ #define OP_Remainder 51 /* same as TK_REM, synopsis: r[P3]=r[P2]%r[P1] */ #define OP_Concat 52 /* same as TK_CONCAT, synopsis: r[P3]=r[P2]+r[P1] */ #define OP_Last 53 #define OP_BitNot 54 /* same as TK_BITNOT, synopsis: r[P1]= ~r[P1] */ #define OP_SorterSort 55 #define OP_Sort 56 #define OP_Rewind 57 #define OP_IdxLE 58 /* synopsis: key=r[P3@P4] */ #define OP_IdxGT 59 /* synopsis: key=r[P3@P4] */ #define OP_IdxLT 60 /* synopsis: key=r[P3@P4] */ #define OP_IdxGE 61 /* synopsis: key=r[P3@P4] */ #define OP_RowSetRead 62 /* synopsis: r[P3]=rowset(P1) */ #define OP_RowSetTest 63 /* synopsis: if r[P3] in rowset(P1) goto P2 */ #define OP_Program 64 #define OP_FkIfZero 65 /* synopsis: if fkctr[P1]==0 goto P2 */ #define OP_IfPos 66 /* synopsis: if r[P1]>0 then r[P1]-=P3, goto P2 */ #define OP_IfNotZero 67 /* synopsis: if r[P1]!=0 then r[P1]-=P3, goto P2 */ #define OP_DecrJumpZero 68 /* synopsis: if (--r[P1])==0 goto P2 */ #define OP_IncrVacuum 69 #define OP_VNext 70 #define OP_Init 71 /* synopsis: Start at P2 */ #define OP_Return 72 #define OP_EndCoroutine 73 #define OP_HaltIfNull 74 /* synopsis: if r[P3]=null halt */ #define OP_Halt 75 #define OP_Integer 76 /* synopsis: r[P2]=P1 */ #define OP_Int64 77 /* synopsis: r[P2]=P4 */ #define OP_String 78 /* synopsis: r[P2]='P4' (len=P1) */ #define OP_Null 79 /* synopsis: r[P2..P3]=NULL */ #define OP_SoftNull 80 /* synopsis: r[P1]=NULL */ #define OP_Blob 81 /* synopsis: r[P2]=P4 (len=P1) */ #define OP_Variable 82 /* synopsis: r[P2]=parameter(P1,P4) */ #define OP_Move 83 /* synopsis: r[P2@P3]=r[P1@P3] */ #define OP_Copy 84 /* synopsis: r[P2@P3+1]=r[P1@P3+1] */ #define OP_SCopy 85 /* synopsis: r[P2]=r[P1] */ #define OP_IntCopy 86 /* synopsis: r[P2]=r[P1] */ #define OP_ResultRow 87 /* synopsis: output=r[P1@P2] */ #define OP_CollSeq 88 #define OP_Function0 89 /* synopsis: r[P3]=func(r[P2@P5]) */ #define OP_Function 90 /* synopsis: r[P3]=func(r[P2@P5]) */ #define OP_AddImm 91 /* synopsis: r[P1]=r[P1]+P2 */ #define OP_RealAffinity 92 #define OP_Cast 93 /* synopsis: affinity(r[P1]) */ #define OP_Permutation 94 #define OP_Compare 95 /* synopsis: r[P1@P3] <-> r[P2@P3] */ #define OP_Column 96 /* synopsis: r[P3]=PX */ #define OP_String8 97 /* same as TK_STRING, synopsis: r[P2]='P4' */ #define OP_Affinity 98 /* synopsis: affinity(r[P1@P2]) */ #define OP_MakeRecord 99 /* synopsis: r[P3]=mkrec(r[P1@P2]) */ #define OP_Count 100 /* synopsis: r[P2]=count() */ #define OP_ReadCookie 101 #define OP_SetCookie 102 #define OP_ReopenIdx 103 /* synopsis: root=P2 iDb=P3 */ #define OP_OpenRead 104 /* synopsis: root=P2 iDb=P3 */ #define OP_OpenWrite 105 /* synopsis: root=P2 iDb=P3 */ #define OP_OpenAutoindex 106 /* synopsis: nColumn=P2 */ #define OP_OpenEphemeral 107 /* synopsis: nColumn=P2 */ #define OP_SorterOpen 108 #define OP_SequenceTest 109 /* synopsis: if( cursor[P1].ctr++ ) pc = P2 */ #define OP_OpenPseudo 110 /* synopsis: P3 columns in r[P2] */ #define OP_Close 111 #define OP_ColumnsUsed 112 #define OP_Sequence 113 /* synopsis: r[P2]=cursor[P1].ctr++ */ #define OP_NewRowid 114 /* synopsis: r[P2]=rowid */ #define OP_Insert 115 /* synopsis: intkey=r[P3] data=r[P2] */ #define OP_InsertInt 116 /* synopsis: intkey=P3 data=r[P2] */ #define OP_Delete 117 #define OP_ResetCount 118 #define OP_SorterCompare 119 /* synopsis: if key(P1)!=trim(r[P3],P4) goto P2 */ #define OP_SorterData 120 /* synopsis: r[P2]=data */ #define OP_RowKey 121 /* synopsis: r[P2]=key */ #define OP_RowData 122 /* synopsis: r[P2]=data */ #define OP_Rowid 123 /* synopsis: r[P2]=rowid */ #define OP_NullRow 124 #define OP_SorterInsert 125 #define OP_IdxInsert 126 /* synopsis: key=r[P2] */ #define OP_IdxDelete 127 /* synopsis: key=r[P2@P3] */ #define OP_Seek 128 /* synopsis: Move P3 to P1.rowid */ #define OP_IdxRowid 129 /* synopsis: r[P2]=rowid */ #define OP_Destroy 130 #define OP_Clear 131 #define OP_Real 132 /* same as TK_FLOAT, synopsis: r[P2]=P4 */ #define OP_ResetSorter 133 #define OP_CreateIndex 134 /* synopsis: r[P2]=root iDb=P1 */ #define OP_CreateTable 135 /* synopsis: r[P2]=root iDb=P1 */ #define OP_ParseSchema 136 #define OP_LoadAnalysis 137 #define OP_DropTable 138 #define OP_DropIndex 139 #define OP_DropTrigger 140 #define OP_IntegrityCk 141 #define OP_RowSetAdd 142 /* synopsis: rowset(P1)=r[P2] */ #define OP_Param 143 #define OP_FkCounter 144 /* synopsis: fkctr[P1]+=P2 */ #define OP_MemMax 145 /* synopsis: r[P1]=max(r[P1],r[P2]) */ #define OP_OffsetLimit 146 /* synopsis: if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1) */ #define OP_AggStep0 147 /* synopsis: accum=r[P3] step(r[P2@P5]) */ #define OP_AggStep 148 /* synopsis: accum=r[P3] step(r[P2@P5]) */ #define OP_AggFinal 149 /* synopsis: accum=r[P1] N=P2 */ #define OP_Expire 150 #define OP_TableLock 151 /* synopsis: iDb=P1 root=P2 write=P3 */ #define OP_VBegin 152 #define OP_VCreate 153 #define OP_VDestroy 154 #define OP_VOpen 155 #define OP_VColumn 156 /* synopsis: r[P3]=vcolumn(P2) */ #define OP_VRename 157 #define OP_Pagecount 158 #define OP_MaxPgcnt 159 #define OP_CursorHint 160 #define OP_Noop 161 #define OP_Explain 162 /* Properties such as "out2" or "jump" that are specified in ** comments following the "case" for each opcode in the vdbe.c ** are encoded into bitvectors as follows: */ #define OPFLG_JUMP 0x01 /* jump: P2 holds jmp target */ #define OPFLG_IN1 0x02 /* in1: P1 is an input */ #define OPFLG_IN2 0x04 /* in2: P2 is an input */ #define OPFLG_IN3 0x08 /* in3: P3 is an input */ #define OPFLG_OUT2 0x10 /* out2: P2 is an output */ #define OPFLG_OUT3 0x20 /* out3: P3 is an output */ #define OPFLG_INITIALIZER {\ /* 0 */ 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01,\ /* 8 */ 0x00, 0x10, 0x00, 0x01, 0x00, 0x01, 0x01, 0x01,\ /* 16 */ 0x03, 0x03, 0x01, 0x12, 0x01, 0x03, 0x03, 0x09,\ /* 24 */ 0x09, 0x09, 0x09, 0x26, 0x26, 0x09, 0x09, 0x09,\ /* 32 */ 0x09, 0x09, 0x03, 0x03, 0x0b, 0x0b, 0x0b, 0x0b,\ /* 40 */ 0x0b, 0x0b, 0x01, 0x26, 0x26, 0x26, 0x26, 0x26,\ /* 48 */ 0x26, 0x26, 0x26, 0x26, 0x26, 0x01, 0x12, 0x01,\ /* 56 */ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x23, 0x0b,\ /* 64 */ 0x01, 0x01, 0x03, 0x03, 0x03, 0x01, 0x01, 0x01,\ /* 72 */ 0x02, 0x02, 0x08, 0x00, 0x10, 0x10, 0x10, 0x10,\ /* 80 */ 0x00, 0x10, 0x10, 0x00, 0x00, 0x10, 0x10, 0x00,\ /* 88 */ 0x00, 0x00, 0x00, 0x02, 0x02, 0x02, 0x00, 0x00,\ /* 96 */ 0x00, 0x10, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00,\ /* 104 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\ /* 112 */ 0x00, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00,\ /* 120 */ 0x00, 0x00, 0x00, 0x10, 0x00, 0x04, 0x04, 0x00,\ /* 128 */ 0x00, 0x10, 0x10, 0x00, 0x10, 0x00, 0x10, 0x10,\ /* 136 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x10,\ /* 144 */ 0x00, 0x04, 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00,\ /* 152 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x10,\ /* 160 */ 0x00, 0x00, 0x00,} /* The sqlite3P2Values() routine is able to run faster if it knows ** the value of the largest JUMP opcode. The smaller the maximum ** JUMP opcode the better, so the mkopcodeh.tcl script that ** generated this include file strives to group all JUMP opcodes ** together near the beginning of the list. */ #define SQLITE_MX_JUMP_OPCODE 71 /* Maximum JUMP opcode */ /************** End of opcodes.h *********************************************/ /************** Continuing where we left off in vdbe.h ***********************/ /* ** Prototypes for the VDBE interface. See comments on the implementation ** for a description of what each of these routines does. |
︙ | ︙ | |||
13692 13693 13694 13695 13696 13697 13698 | ** Each database file to be accessed by the system is an instance ** of the following structure. There are normally two of these structures ** in the sqlite.aDb[] array. aDb[0] is the main database file and ** aDb[1] is the database file used to hold temporary tables. Additional ** databases may be attached. */ struct Db { | | | 13720 13721 13722 13723 13724 13725 13726 13727 13728 13729 13730 13731 13732 13733 13734 | ** Each database file to be accessed by the system is an instance ** of the following structure. There are normally two of these structures ** in the sqlite.aDb[] array. aDb[0] is the main database file and ** aDb[1] is the database file used to hold temporary tables. Additional ** databases may be attached. */ struct Db { char *zDbSName; /* Name of this database. (schema name, not filename) */ Btree *pBt; /* The B*Tree structure for this database file */ u8 safety_level; /* How aggressive at syncing data to disk */ u8 bSyncSet; /* True if "PRAGMA synchronous=N" has been run */ Schema *pSchema; /* Pointer to database schema (possibly shared) */ }; /* |
︙ | ︙ | |||
14328 14329 14330 14331 14332 14333 14334 14335 14336 14337 14338 14339 14340 14341 | ** changing the affinity. ** ** The SQLITE_NOTNULL flag is a combination of NULLEQ and JUMPIFNULL. ** It causes an assert() to fire if either operand to a comparison ** operator is NULL. It is added to certain comparison operators to ** prove that the operands are always NOT NULL. */ #define SQLITE_JUMPIFNULL 0x10 /* jumps if either operand is NULL */ #define SQLITE_STOREP2 0x20 /* Store result in reg[P2] rather than jump */ #define SQLITE_NULLEQ 0x80 /* NULL=NULL */ #define SQLITE_NOTNULL 0x90 /* Assert that operands are never NULL */ /* ** An object of this type is created for each virtual table present in | > | 14356 14357 14358 14359 14360 14361 14362 14363 14364 14365 14366 14367 14368 14369 14370 | ** changing the affinity. ** ** The SQLITE_NOTNULL flag is a combination of NULLEQ and JUMPIFNULL. ** It causes an assert() to fire if either operand to a comparison ** operator is NULL. It is added to certain comparison operators to ** prove that the operands are always NOT NULL. */ #define SQLITE_KEEPNULL 0x08 /* Used by vector == or <> */ #define SQLITE_JUMPIFNULL 0x10 /* jumps if either operand is NULL */ #define SQLITE_STOREP2 0x20 /* Store result in reg[P2] rather than jump */ #define SQLITE_NULLEQ 0x80 /* NULL=NULL */ #define SQLITE_NOTNULL 0x90 /* Assert that operands are never NULL */ /* ** An object of this type is created for each virtual table present in |
︙ | ︙ | |||
14892 14893 14894 14895 14896 14897 14898 | #if SQLITE_MAX_EXPR_DEPTH>0 int nHeight; /* Height of the tree headed by this node */ #endif int iTable; /* TK_COLUMN: cursor number of table holding column ** TK_REGISTER: register number ** TK_TRIGGER: 1 -> new, 0 -> old | | > | > | 14921 14922 14923 14924 14925 14926 14927 14928 14929 14930 14931 14932 14933 14934 14935 14936 14937 14938 14939 | #if SQLITE_MAX_EXPR_DEPTH>0 int nHeight; /* Height of the tree headed by this node */ #endif int iTable; /* TK_COLUMN: cursor number of table holding column ** TK_REGISTER: register number ** TK_TRIGGER: 1 -> new, 0 -> old ** EP_Unlikely: 134217728 times likelihood ** TK_SELECT: 1st register of result vector */ ynVar iColumn; /* TK_COLUMN: column index. -1 for rowid. ** TK_VARIABLE: variable number (always >= 1). ** TK_SELECT_COLUMN: column of the result vector */ i16 iAgg; /* Which entry in pAggInfo->aCol[] or ->aFunc[] */ i16 iRightJoinTable; /* If EP_FromJoin, the right table of the join */ u8 op2; /* TK_REGISTER: original value of Expr.op ** TK_COLUMN: the value of p5 for OP_Column ** TK_AGG_FUNCTION: nesting depth */ AggInfo *pAggInfo; /* Used by TK_AGG_COLUMN and TK_AGG_FUNCTION */ Table *pTab; /* Table for TK_COLUMN expressions. */ |
︙ | ︙ | |||
14930 14931 14932 14933 14934 14935 14936 14937 14938 14939 14940 14941 14942 14943 | #define EP_MemToken 0x010000 /* Need to sqlite3DbFree() Expr.zToken */ #define EP_NoReduce 0x020000 /* Cannot EXPRDUP_REDUCE this Expr */ #define EP_Unlikely 0x040000 /* unlikely() or likelihood() function */ #define EP_ConstFunc 0x080000 /* A SQLITE_FUNC_CONSTANT or _SLOCHNG function */ #define EP_CanBeNull 0x100000 /* Can be null despite NOT NULL constraint */ #define EP_Subquery 0x200000 /* Tree contains a TK_SELECT operator */ #define EP_Alias 0x400000 /* Is an alias for a result set column */ /* ** Combinations of two or more EP_* flags */ #define EP_Propagate (EP_Collate|EP_Subquery) /* Propagate these bits up tree */ /* | > | 14961 14962 14963 14964 14965 14966 14967 14968 14969 14970 14971 14972 14973 14974 14975 | #define EP_MemToken 0x010000 /* Need to sqlite3DbFree() Expr.zToken */ #define EP_NoReduce 0x020000 /* Cannot EXPRDUP_REDUCE this Expr */ #define EP_Unlikely 0x040000 /* unlikely() or likelihood() function */ #define EP_ConstFunc 0x080000 /* A SQLITE_FUNC_CONSTANT or _SLOCHNG function */ #define EP_CanBeNull 0x100000 /* Can be null despite NOT NULL constraint */ #define EP_Subquery 0x200000 /* Tree contains a TK_SELECT operator */ #define EP_Alias 0x400000 /* Is an alias for a result set column */ #define EP_Leaf 0x800000 /* Expr.pLeft, .pRight, .u.pSelect all NULL */ /* ** Combinations of two or more EP_* flags */ #define EP_Propagate (EP_Collate|EP_Subquery) /* Propagate these bits up tree */ /* |
︙ | ︙ | |||
15375 15376 15377 15378 15379 15380 15381 | /* ** An instance of this object describes where to put of the results of ** a SELECT statement. */ struct SelectDest { u8 eDest; /* How to dispose of the results. On of SRT_* above. */ | | | 15407 15408 15409 15410 15411 15412 15413 15414 15415 15416 15417 15418 15419 15420 15421 | /* ** An instance of this object describes where to put of the results of ** a SELECT statement. */ struct SelectDest { u8 eDest; /* How to dispose of the results. On of SRT_* above. */ char *zAffSdst; /* Affinity used when eDest==SRT_Set */ int iSDParm; /* A parameter used by the eDest disposal method */ int iSdst; /* Base register where results are written */ int nSdst; /* Number of registers allocated */ ExprList *pOrderBy; /* Key columns for SRT_Queue and SRT_DistQueue */ }; /* |
︙ | ︙ | |||
15481 15482 15483 15484 15485 15486 15487 | u8 nTempReg; /* Number of temporary registers in aTempReg[] */ u8 isMultiWrite; /* True if statement may modify/insert multiple rows */ u8 mayAbort; /* True if statement may throw an ABORT exception */ u8 hasCompound; /* Need to invoke convertCompoundSelectToSubquery() */ u8 okConstFactor; /* OK to factor out constants */ u8 disableLookaside; /* Number of times lookaside has been disabled */ u8 nColCache; /* Number of entries in aColCache[] */ | < < < < < < < < < < < < < < < > > > > > > > > > > > > > > > > > > > < < < > > > > > > > > | 15513 15514 15515 15516 15517 15518 15519 15520 15521 15522 15523 15524 15525 15526 15527 15528 15529 15530 15531 15532 15533 15534 15535 15536 15537 15538 15539 15540 15541 15542 15543 15544 15545 15546 15547 15548 15549 15550 15551 15552 15553 15554 15555 15556 15557 15558 15559 15560 15561 15562 15563 15564 15565 15566 15567 15568 15569 15570 15571 15572 15573 15574 15575 15576 15577 15578 15579 15580 15581 15582 15583 15584 15585 15586 15587 15588 15589 15590 15591 15592 15593 15594 15595 15596 15597 15598 15599 15600 15601 15602 15603 15604 15605 15606 15607 15608 15609 15610 15611 15612 15613 15614 15615 15616 15617 15618 15619 15620 15621 15622 15623 15624 15625 15626 15627 15628 | u8 nTempReg; /* Number of temporary registers in aTempReg[] */ u8 isMultiWrite; /* True if statement may modify/insert multiple rows */ u8 mayAbort; /* True if statement may throw an ABORT exception */ u8 hasCompound; /* Need to invoke convertCompoundSelectToSubquery() */ u8 okConstFactor; /* OK to factor out constants */ u8 disableLookaside; /* Number of times lookaside has been disabled */ u8 nColCache; /* Number of entries in aColCache[] */ int nRangeReg; /* Size of the temporary register block */ int iRangeReg; /* First register in temporary register block */ int nErr; /* Number of errors seen */ int nTab; /* Number of previously allocated VDBE cursors */ int nMem; /* Number of memory cells used so far */ int nOpAlloc; /* Number of slots allocated for Vdbe.aOp[] */ int szOpAlloc; /* Bytes of memory space allocated for Vdbe.aOp[] */ int ckBase; /* Base register of data during check constraints */ int iSelfTab; /* Table of an index whose exprs are being coded */ int iCacheLevel; /* ColCache valid when aColCache[].iLevel<=iCacheLevel */ int iCacheCnt; /* Counter used to generate aColCache[].lru values */ int nLabel; /* Number of labels used */ int *aLabel; /* Space to hold the labels */ ExprList *pConstExpr;/* Constant expressions */ Token constraintName;/* Name of the constraint currently being parsed */ yDbMask writeMask; /* Start a write transaction on these databases */ yDbMask cookieMask; /* Bitmask of schema verified databases */ int regRowid; /* Register holding rowid of CREATE TABLE entry */ int regRoot; /* Register holding root page number for new objects */ int nMaxArg; /* Max args passed to user function by sub-program */ #if SELECTTRACE_ENABLED int nSelect; /* Number of SELECT statements seen */ int nSelectIndent; /* How far to indent SELECTTRACE() output */ #endif #ifndef SQLITE_OMIT_SHARED_CACHE int nTableLock; /* Number of locks in aTableLock */ TableLock *aTableLock; /* Required table locks for shared-cache mode */ #endif AutoincInfo *pAinc; /* Information about AUTOINCREMENT counters */ Parse *pToplevel; /* Parse structure for main program (or NULL) */ Table *pTriggerTab; /* Table triggers are being coded for */ int addrCrTab; /* Address of OP_CreateTable opcode on CREATE TABLE */ u32 nQueryLoop; /* Est number of iterations of a query (10*log2(N)) */ u32 oldmask; /* Mask of old.* columns referenced */ u32 newmask; /* Mask of new.* columns referenced */ u8 eTriggerOp; /* TK_UPDATE, TK_INSERT or TK_DELETE */ u8 eOrconf; /* Default ON CONFLICT policy for trigger steps */ u8 disableTriggers; /* True to disable triggers */ /************************************************************************** ** Fields above must be initialized to zero. The fields that follow, ** down to the beginning of the recursive section, do not need to be ** initialized as they will be set before being used. The boundary is ** determined by offsetof(Parse,aColCache). **************************************************************************/ struct yColCache { int iTable; /* Table cursor number */ i16 iColumn; /* Table column number */ u8 tempReg; /* iReg is a temp register that needs to be freed */ int iLevel; /* Nesting level */ int iReg; /* Reg with value of this column. 0 means none. */ int lru; /* Least recently used entry has the smallest value */ } aColCache[SQLITE_N_COLCACHE]; /* One for each column cache entry */ int aTempReg[8]; /* Holding area for temporary registers */ Token sNameToken; /* Token with unqualified schema object name */ Token sLastToken; /* The last token parsed */ /************************************************************************ ** Above is constant between recursions. Below is reset before and after ** each recursion. The boundary between these two regions is determined ** using offsetof(Parse,nVar) so the nVar field must be the first field ** in the recursive region. ************************************************************************/ ynVar nVar; /* Number of '?' variables seen in the SQL so far */ int nzVar; /* Number of available slots in azVar[] */ u8 iPkSortOrder; /* ASC or DESC for INTEGER PRIMARY KEY */ u8 explain; /* True if the EXPLAIN flag is found on the query */ #ifndef SQLITE_OMIT_VIRTUALTABLE u8 declareVtab; /* True if inside sqlite3_declare_vtab() */ int nVtabLock; /* Number of virtual tables to lock */ #endif int nHeight; /* Expression tree height of current sub-select */ #ifndef SQLITE_OMIT_EXPLAIN int iSelectId; /* ID of current select for EXPLAIN output */ int iNextSelectId; /* Next available select ID for EXPLAIN output */ #endif char **azVar; /* Pointers to names of parameters */ Vdbe *pReprepare; /* VM being reprepared (sqlite3Reprepare()) */ const char *zTail; /* All SQL text past the last semicolon parsed */ Table *pNewTable; /* A table being constructed by CREATE TABLE */ Trigger *pNewTrigger; /* Trigger under construct by a CREATE TRIGGER */ const char *zAuthContext; /* The 6th parameter to db->xAuth callbacks */ #ifndef SQLITE_OMIT_VIRTUALTABLE Token sArg; /* Complete text of a module argument */ Table **apVtabLock; /* Pointer to virtual tables needing locking */ #endif Table *pZombieTab; /* List of Table objects to delete after code gen */ TriggerPrg *pTriggerPrg; /* Linked list of coded triggers */ With *pWith; /* Current WITH clause, or NULL */ With *pWithToFree; /* Free this WITH object at the end of the parse */ }; /* ** Sizes and pointers of various parts of the Parse object. */ #define PARSE_HDR_SZ offsetof(Parse,aColCache) /* Recursive part w/o aColCache*/ #define PARSE_RECURSE_SZ offsetof(Parse,nVar) /* Recursive part */ #define PARSE_TAIL_SZ (sizeof(Parse)-PARSE_RECURSE_SZ) /* Non-recursive part */ #define PARSE_TAIL(X) (((char*)(X))+PARSE_RECURSE_SZ) /* Pointer to tail */ /* ** Return true if currently inside an sqlite3_declare_vtab() call. */ #ifdef SQLITE_OMIT_VIRTUALTABLE #define IN_DECLARE_VTAB 0 #else #define IN_DECLARE_VTAB (pParse->declareVtab) |
︙ | ︙ | |||
15822 15823 15824 15825 15826 15827 15828 15829 15830 15831 15832 15833 15834 15835 | void (*xVdbeBranch)(void*,int iSrcLine,u8 eThis,u8 eMx); /* Callback */ void *pVdbeBranchArg; /* 1st argument */ #endif #ifndef SQLITE_OMIT_BUILTIN_TEST int (*xTestCallback)(int); /* Invoked by sqlite3FaultSim() */ #endif int bLocaltimeFault; /* True to fail localtime() calls */ }; /* ** This macro is used inside of assert() statements to indicate that ** the assert is only valid on a well-formed database. Instead of: ** ** assert( X ); | > | 15863 15864 15865 15866 15867 15868 15869 15870 15871 15872 15873 15874 15875 15876 15877 | void (*xVdbeBranch)(void*,int iSrcLine,u8 eThis,u8 eMx); /* Callback */ void *pVdbeBranchArg; /* 1st argument */ #endif #ifndef SQLITE_OMIT_BUILTIN_TEST int (*xTestCallback)(int); /* Invoked by sqlite3FaultSim() */ #endif int bLocaltimeFault; /* True to fail localtime() calls */ int iOnceResetThreshold; /* When to reset OP_Once counters */ }; /* ** This macro is used inside of assert() statements to indicate that ** the assert is only valid on a well-formed database. Instead of: ** ** assert( X ); |
︙ | ︙ | |||
16107 16108 16109 16110 16111 16112 16113 16114 16115 16116 16117 16118 16119 16120 | #endif #if defined(SQLITE_TEST) SQLITE_PRIVATE void *sqlite3TestTextToPtr(const char*); #endif #if defined(SQLITE_DEBUG) SQLITE_PRIVATE void sqlite3TreeViewExpr(TreeView*, const Expr*, u8); SQLITE_PRIVATE void sqlite3TreeViewExprList(TreeView*, const ExprList*, u8, const char*); SQLITE_PRIVATE void sqlite3TreeViewSelect(TreeView*, const Select*, u8); SQLITE_PRIVATE void sqlite3TreeViewWith(TreeView*, const With*, u8); #endif SQLITE_PRIVATE void sqlite3SetString(char **, sqlite3*, const char*); | > | 16149 16150 16151 16152 16153 16154 16155 16156 16157 16158 16159 16160 16161 16162 16163 | #endif #if defined(SQLITE_TEST) SQLITE_PRIVATE void *sqlite3TestTextToPtr(const char*); #endif #if defined(SQLITE_DEBUG) SQLITE_PRIVATE void sqlite3TreeViewExpr(TreeView*, const Expr*, u8); SQLITE_PRIVATE void sqlite3TreeViewBareExprList(TreeView*, const ExprList*, const char*); SQLITE_PRIVATE void sqlite3TreeViewExprList(TreeView*, const ExprList*, u8, const char*); SQLITE_PRIVATE void sqlite3TreeViewSelect(TreeView*, const Select*, u8); SQLITE_PRIVATE void sqlite3TreeViewWith(TreeView*, const With*, u8); #endif SQLITE_PRIVATE void sqlite3SetString(char **, sqlite3*, const char*); |
︙ | ︙ | |||
16135 16136 16137 16138 16139 16140 16141 | SQLITE_PRIVATE Expr *sqlite3ExprAlloc(sqlite3*,int,const Token*,int); SQLITE_PRIVATE Expr *sqlite3Expr(sqlite3*,int,const char*); SQLITE_PRIVATE void sqlite3ExprAttachSubtrees(sqlite3*,Expr*,Expr*,Expr*); SQLITE_PRIVATE Expr *sqlite3PExpr(Parse*, int, Expr*, Expr*, const Token*); SQLITE_PRIVATE void sqlite3PExprAddSelect(Parse*, Expr*, Select*); SQLITE_PRIVATE Expr *sqlite3ExprAnd(sqlite3*,Expr*, Expr*); SQLITE_PRIVATE Expr *sqlite3ExprFunction(Parse*,ExprList*, Token*); | | > | 16178 16179 16180 16181 16182 16183 16184 16185 16186 16187 16188 16189 16190 16191 16192 16193 16194 16195 | SQLITE_PRIVATE Expr *sqlite3ExprAlloc(sqlite3*,int,const Token*,int); SQLITE_PRIVATE Expr *sqlite3Expr(sqlite3*,int,const char*); SQLITE_PRIVATE void sqlite3ExprAttachSubtrees(sqlite3*,Expr*,Expr*,Expr*); SQLITE_PRIVATE Expr *sqlite3PExpr(Parse*, int, Expr*, Expr*, const Token*); SQLITE_PRIVATE void sqlite3PExprAddSelect(Parse*, Expr*, Select*); SQLITE_PRIVATE Expr *sqlite3ExprAnd(sqlite3*,Expr*, Expr*); SQLITE_PRIVATE Expr *sqlite3ExprFunction(Parse*,ExprList*, Token*); SQLITE_PRIVATE void sqlite3ExprAssignVarNumber(Parse*, Expr*, u32); SQLITE_PRIVATE void sqlite3ExprDelete(sqlite3*, Expr*); SQLITE_PRIVATE ExprList *sqlite3ExprListAppend(Parse*,ExprList*,Expr*); SQLITE_PRIVATE ExprList *sqlite3ExprListAppendVector(Parse*,ExprList*,IdList*,Expr*); SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList*,int); SQLITE_PRIVATE void sqlite3ExprListSetName(Parse*,ExprList*,Token*,int); SQLITE_PRIVATE void sqlite3ExprListSetSpan(Parse*,ExprList*,ExprSpan*); SQLITE_PRIVATE void sqlite3ExprListDelete(sqlite3*, ExprList*); SQLITE_PRIVATE u32 sqlite3ExprListFlags(const ExprList*); SQLITE_PRIVATE int sqlite3Init(sqlite3*, char**); SQLITE_PRIVATE int sqlite3InitCallback(void*, int, char**, char**); |
︙ | ︙ | |||
16173 16174 16175 16176 16177 16178 16179 | SQLITE_PRIVATE void sqlite3AddCheckConstraint(Parse*, Expr*); SQLITE_PRIVATE void sqlite3AddDefaultValue(Parse*,ExprSpan*); SQLITE_PRIVATE void sqlite3AddCollateType(Parse*, Token*); SQLITE_PRIVATE void sqlite3EndTable(Parse*,Token*,Token*,u8,Select*); SQLITE_PRIVATE int sqlite3ParseUri(const char*,const char*,unsigned int*, sqlite3_vfs**,char**,char **); SQLITE_PRIVATE Btree *sqlite3DbNameToBtree(sqlite3*,const char*); | < | 16217 16218 16219 16220 16221 16222 16223 16224 16225 16226 16227 16228 16229 16230 | SQLITE_PRIVATE void sqlite3AddCheckConstraint(Parse*, Expr*); SQLITE_PRIVATE void sqlite3AddDefaultValue(Parse*,ExprSpan*); SQLITE_PRIVATE void sqlite3AddCollateType(Parse*, Token*); SQLITE_PRIVATE void sqlite3EndTable(Parse*,Token*,Token*,u8,Select*); SQLITE_PRIVATE int sqlite3ParseUri(const char*,const char*,unsigned int*, sqlite3_vfs**,char**,char **); SQLITE_PRIVATE Btree *sqlite3DbNameToBtree(sqlite3*,const char*); #ifdef SQLITE_OMIT_BUILTIN_TEST # define sqlite3FaultSim(X) SQLITE_OK #else SQLITE_PRIVATE int sqlite3FaultSim(int); #endif |
︙ | ︙ | |||
16296 16297 16298 16299 16300 16301 16302 | #define LOCATE_VIEW 0x01 #define LOCATE_NOERR 0x02 SQLITE_PRIVATE Table *sqlite3LocateTable(Parse*,u32 flags,const char*, const char*); SQLITE_PRIVATE Table *sqlite3LocateTableItem(Parse*,u32 flags,struct SrcList_item *); SQLITE_PRIVATE Index *sqlite3FindIndex(sqlite3*,const char*, const char*); SQLITE_PRIVATE void sqlite3UnlinkAndDeleteTable(sqlite3*,int,const char*); SQLITE_PRIVATE void sqlite3UnlinkAndDeleteIndex(sqlite3*,int,const char*); | | | | 16339 16340 16341 16342 16343 16344 16345 16346 16347 16348 16349 16350 16351 16352 16353 16354 | #define LOCATE_VIEW 0x01 #define LOCATE_NOERR 0x02 SQLITE_PRIVATE Table *sqlite3LocateTable(Parse*,u32 flags,const char*, const char*); SQLITE_PRIVATE Table *sqlite3LocateTableItem(Parse*,u32 flags,struct SrcList_item *); SQLITE_PRIVATE Index *sqlite3FindIndex(sqlite3*,const char*, const char*); SQLITE_PRIVATE void sqlite3UnlinkAndDeleteTable(sqlite3*,int,const char*); SQLITE_PRIVATE void sqlite3UnlinkAndDeleteIndex(sqlite3*,int,const char*); SQLITE_PRIVATE void sqlite3Vacuum(Parse*,Token*); SQLITE_PRIVATE int sqlite3RunVacuum(char**, sqlite3*, int); SQLITE_PRIVATE char *sqlite3NameFromToken(sqlite3*, Token*); SQLITE_PRIVATE int sqlite3ExprCompare(Expr*, Expr*, int); SQLITE_PRIVATE int sqlite3ExprListCompare(ExprList*, ExprList*, int); SQLITE_PRIVATE int sqlite3ExprImpliesExpr(Expr*, Expr*, int); SQLITE_PRIVATE void sqlite3ExprAnalyzeAggregates(NameContext*, Expr*); SQLITE_PRIVATE void sqlite3ExprAnalyzeAggList(NameContext*,ExprList*); SQLITE_PRIVATE int sqlite3ExprCoveredByIndex(Expr*, int iCur, Index *pIdx); |
︙ | ︙ | |||
16473 16474 16475 16476 16477 16478 16479 16480 16481 16482 16483 16484 16485 16486 | #define putVarint sqlite3PutVarint SQLITE_PRIVATE const char *sqlite3IndexAffinityStr(sqlite3*, Index*); SQLITE_PRIVATE void sqlite3TableAffinity(Vdbe*, Table*, int); SQLITE_PRIVATE char sqlite3CompareAffinity(Expr *pExpr, char aff2); SQLITE_PRIVATE int sqlite3IndexAffinityOk(Expr *pExpr, char idx_affinity); SQLITE_PRIVATE char sqlite3ExprAffinity(Expr *pExpr); SQLITE_PRIVATE int sqlite3Atoi64(const char*, i64*, int, u8); SQLITE_PRIVATE int sqlite3DecOrHexToI64(const char*, i64*); SQLITE_PRIVATE void sqlite3ErrorWithMsg(sqlite3*, int, const char*,...); SQLITE_PRIVATE void sqlite3Error(sqlite3*,int); SQLITE_PRIVATE void sqlite3SystemError(sqlite3*,int); SQLITE_PRIVATE void *sqlite3HexToBlob(sqlite3*, const char *z, int n); | > | 16516 16517 16518 16519 16520 16521 16522 16523 16524 16525 16526 16527 16528 16529 16530 | #define putVarint sqlite3PutVarint SQLITE_PRIVATE const char *sqlite3IndexAffinityStr(sqlite3*, Index*); SQLITE_PRIVATE void sqlite3TableAffinity(Vdbe*, Table*, int); SQLITE_PRIVATE char sqlite3CompareAffinity(Expr *pExpr, char aff2); SQLITE_PRIVATE int sqlite3IndexAffinityOk(Expr *pExpr, char idx_affinity); SQLITE_PRIVATE char sqlite3TableColumnAffinity(Table*,int); SQLITE_PRIVATE char sqlite3ExprAffinity(Expr *pExpr); SQLITE_PRIVATE int sqlite3Atoi64(const char*, i64*, int, u8); SQLITE_PRIVATE int sqlite3DecOrHexToI64(const char*, i64*); SQLITE_PRIVATE void sqlite3ErrorWithMsg(sqlite3*, int, const char*,...); SQLITE_PRIVATE void sqlite3Error(sqlite3*,int); SQLITE_PRIVATE void sqlite3SystemError(sqlite3*,int); SQLITE_PRIVATE void *sqlite3HexToBlob(sqlite3*, const char *z, int n); |
︙ | ︙ | |||
16538 16539 16540 16541 16542 16543 16544 | SQLITE_PRIVATE void sqlite3RootPageMoved(sqlite3*, int, int, int); SQLITE_PRIVATE void sqlite3Reindex(Parse*, Token*, Token*); SQLITE_PRIVATE void sqlite3AlterFunctions(void); SQLITE_PRIVATE void sqlite3AlterRenameTable(Parse*, SrcList*, Token*); SQLITE_PRIVATE int sqlite3GetToken(const unsigned char *, int *); SQLITE_PRIVATE void sqlite3NestedParse(Parse*, const char*, ...); SQLITE_PRIVATE void sqlite3ExpirePreparedStatements(sqlite3*); | | | 16582 16583 16584 16585 16586 16587 16588 16589 16590 16591 16592 16593 16594 16595 16596 | SQLITE_PRIVATE void sqlite3RootPageMoved(sqlite3*, int, int, int); SQLITE_PRIVATE void sqlite3Reindex(Parse*, Token*, Token*); SQLITE_PRIVATE void sqlite3AlterFunctions(void); SQLITE_PRIVATE void sqlite3AlterRenameTable(Parse*, SrcList*, Token*); SQLITE_PRIVATE int sqlite3GetToken(const unsigned char *, int *); SQLITE_PRIVATE void sqlite3NestedParse(Parse*, const char*, ...); SQLITE_PRIVATE void sqlite3ExpirePreparedStatements(sqlite3*); SQLITE_PRIVATE int sqlite3CodeSubselect(Parse*, Expr *, int, int); SQLITE_PRIVATE void sqlite3SelectPrep(Parse*, Select*, NameContext*); SQLITE_PRIVATE void sqlite3SelectWrongNumTermsError(Parse *pParse, Select *p); SQLITE_PRIVATE int sqlite3MatchSpanName(const char*, const char*, const char*, const char*); SQLITE_PRIVATE int sqlite3ResolveExprNames(NameContext*, Expr*); SQLITE_PRIVATE int sqlite3ResolveExprListNames(NameContext*, ExprList*); SQLITE_PRIVATE void sqlite3ResolveSelectNames(Parse*, Select*, NameContext*); SQLITE_PRIVATE void sqlite3ResolveSelfReference(Parse*,Table*,int,Expr*,ExprList*); |
︙ | ︙ | |||
16592 16593 16594 16595 16596 16597 16598 16599 16600 16601 | SQLITE_PRIVATE char *sqlite3StrAccumFinish(StrAccum*); SQLITE_PRIVATE void sqlite3StrAccumReset(StrAccum*); SQLITE_PRIVATE void sqlite3SelectDestInit(SelectDest*,int,int); SQLITE_PRIVATE Expr *sqlite3CreateColumnExpr(sqlite3 *, SrcList *, int, int); SQLITE_PRIVATE void sqlite3BackupRestart(sqlite3_backup *); SQLITE_PRIVATE void sqlite3BackupUpdate(sqlite3_backup *, Pgno, const u8 *); #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 SQLITE_PRIVATE void sqlite3AnalyzeFunctions(void); | > > > > > > | > > | 16636 16637 16638 16639 16640 16641 16642 16643 16644 16645 16646 16647 16648 16649 16650 16651 16652 16653 16654 16655 16656 16657 16658 16659 16660 16661 16662 16663 16664 | SQLITE_PRIVATE char *sqlite3StrAccumFinish(StrAccum*); SQLITE_PRIVATE void sqlite3StrAccumReset(StrAccum*); SQLITE_PRIVATE void sqlite3SelectDestInit(SelectDest*,int,int); SQLITE_PRIVATE Expr *sqlite3CreateColumnExpr(sqlite3 *, SrcList *, int, int); SQLITE_PRIVATE void sqlite3BackupRestart(sqlite3_backup *); SQLITE_PRIVATE void sqlite3BackupUpdate(sqlite3_backup *, Pgno, const u8 *); #ifndef SQLITE_OMIT_SUBQUERY SQLITE_PRIVATE int sqlite3ExprCheckIN(Parse*, Expr*); #else # define sqlite3ExprCheckIN(x,y) SQLITE_OK #endif #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 SQLITE_PRIVATE void sqlite3AnalyzeFunctions(void); SQLITE_PRIVATE int sqlite3Stat4ProbeSetValue( Parse*,Index*,UnpackedRecord**,Expr*,int,int,int*); SQLITE_PRIVATE int sqlite3Stat4ValueFromExpr(Parse*, Expr*, u8, sqlite3_value**); SQLITE_PRIVATE void sqlite3Stat4ProbeFree(UnpackedRecord*); SQLITE_PRIVATE int sqlite3Stat4Column(sqlite3*, const void*, int, int, sqlite3_value**); SQLITE_PRIVATE char sqlite3IndexColumnAffinity(sqlite3*, Index*, int); #endif /* ** The interface to the LEMON-generated parser */ SQLITE_PRIVATE void *sqlite3ParserAlloc(void*(*)(u64)); SQLITE_PRIVATE void sqlite3ParserFree(void*, void(*)(void*)); |
︙ | ︙ | |||
16751 16752 16753 16754 16755 16756 16757 | #define IN_INDEX_NOOP 5 /* No table available. Use comparisons */ /* ** Allowed flags for the 3rd parameter to sqlite3FindInIndex(). */ #define IN_INDEX_NOOP_OK 0x0001 /* OK to return IN_INDEX_NOOP */ #define IN_INDEX_MEMBERSHIP 0x0002 /* IN operator used for membership test */ #define IN_INDEX_LOOP 0x0004 /* IN operator used as a loop */ | | | 16803 16804 16805 16806 16807 16808 16809 16810 16811 16812 16813 16814 16815 16816 16817 | #define IN_INDEX_NOOP 5 /* No table available. Use comparisons */ /* ** Allowed flags for the 3rd parameter to sqlite3FindInIndex(). */ #define IN_INDEX_NOOP_OK 0x0001 /* OK to return IN_INDEX_NOOP */ #define IN_INDEX_MEMBERSHIP 0x0002 /* IN operator used for membership test */ #define IN_INDEX_LOOP 0x0004 /* IN operator used as a loop */ SQLITE_PRIVATE int sqlite3FindInIndex(Parse *, Expr *, u32, int*, int*); SQLITE_PRIVATE int sqlite3JournalOpen(sqlite3_vfs *, const char *, sqlite3_file *, int, int); SQLITE_PRIVATE int sqlite3JournalSize(sqlite3_vfs *); #ifdef SQLITE_ENABLE_ATOMIC_WRITE SQLITE_PRIVATE int sqlite3JournalCreate(sqlite3_file *); #endif |
︙ | ︙ | |||
16856 16857 16858 16859 16860 16861 16862 16863 16864 16865 16866 16867 16868 16869 | SQLITE_PRIVATE int sqlite3ThreadJoin(SQLiteThread*, void**); #endif #if defined(SQLITE_ENABLE_DBSTAT_VTAB) || defined(SQLITE_TEST) SQLITE_PRIVATE int sqlite3DbstatRegister(sqlite3*); #endif #endif /* SQLITEINT_H */ /************** End of sqliteInt.h *******************************************/ /************** Begin file global.c ******************************************/ /* ** 2008 June 13 ** | > > > > > | 16908 16909 16910 16911 16912 16913 16914 16915 16916 16917 16918 16919 16920 16921 16922 16923 16924 16925 16926 | SQLITE_PRIVATE int sqlite3ThreadJoin(SQLiteThread*, void**); #endif #if defined(SQLITE_ENABLE_DBSTAT_VTAB) || defined(SQLITE_TEST) SQLITE_PRIVATE int sqlite3DbstatRegister(sqlite3*); #endif SQLITE_PRIVATE int sqlite3ExprVectorSize(Expr *pExpr); SQLITE_PRIVATE int sqlite3ExprIsVector(Expr *pExpr); SQLITE_PRIVATE Expr *sqlite3VectorFieldSubexpr(Expr*, int); SQLITE_PRIVATE Expr *sqlite3ExprForVectorField(Parse*,Expr*,int); #endif /* SQLITEINT_H */ /************** End of sqliteInt.h *******************************************/ /************** Begin file global.c ******************************************/ /* ** 2008 June 13 ** |
︙ | ︙ | |||
16941 16942 16943 16944 16945 16946 16947 | ** Bit 0x20 is set if the mapped character requires translation to upper ** case. i.e. if the character is a lower-case ASCII character. ** If x is a lower-case ASCII character, then its upper-case equivalent ** is (x - 0x20). Therefore toupper() can be implemented as: ** ** (x & ~(map[x]&0x20)) ** | | | < < < | 16998 16999 17000 17001 17002 17003 17004 17005 17006 17007 17008 17009 17010 17011 17012 17013 17014 17015 17016 17017 17018 | ** Bit 0x20 is set if the mapped character requires translation to upper ** case. i.e. if the character is a lower-case ASCII character. ** If x is a lower-case ASCII character, then its upper-case equivalent ** is (x - 0x20). Therefore toupper() can be implemented as: ** ** (x & ~(map[x]&0x20)) ** ** The equivalent of tolower() is implemented using the sqlite3UpperToLower[] ** array. tolower() is used more often than toupper() by SQLite. ** ** Bit 0x40 is set if the character is non-alphanumeric and can be used in an ** SQLite identifier. Identifiers are alphanumerics, "_", "$", and any ** non-ASCII UTF character. Hence the test for whether or not a character is ** part of an identifier is 0x46. */ #ifdef SQLITE_ASCII SQLITE_PRIVATE const unsigned char sqlite3CtypeMap[256] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 00..07 ........ */ 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, /* 08..0f ........ */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 10..17 ........ */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 18..1f ........ */ |
︙ | ︙ | |||
17023 17024 17025 17026 17027 17028 17029 | ** page size in bytes. */ #ifndef SQLITE_SORTER_PMASZ # define SQLITE_SORTER_PMASZ 250 #endif /* Statement journals spill to disk when their size exceeds the following | | | 17077 17078 17079 17080 17081 17082 17083 17084 17085 17086 17087 17088 17089 17090 17091 | ** page size in bytes. */ #ifndef SQLITE_SORTER_PMASZ # define SQLITE_SORTER_PMASZ 250 #endif /* Statement journals spill to disk when their size exceeds the following ** threshold (in bytes). 0 means that statement journals are created and ** written to disk immediately (the default behavior for SQLite versions ** before 3.12.0). -1 means always keep the entire statement journal in ** memory. (The statement journal is also always held entirely in memory ** if journal_mode=MEMORY or if temp_store=MEMORY, regardless of this ** setting.) */ #ifndef SQLITE_STMTJRNL_SPILL |
︙ | ︙ | |||
17087 17088 17089 17090 17091 17092 17093 | #ifdef SQLITE_VDBE_COVERAGE 0, /* xVdbeBranch */ 0, /* pVbeBranchArg */ #endif #ifndef SQLITE_OMIT_BUILTIN_TEST 0, /* xTestCallback */ #endif | | > | 17141 17142 17143 17144 17145 17146 17147 17148 17149 17150 17151 17152 17153 17154 17155 17156 | #ifdef SQLITE_VDBE_COVERAGE 0, /* xVdbeBranch */ 0, /* pVbeBranchArg */ #endif #ifndef SQLITE_OMIT_BUILTIN_TEST 0, /* xTestCallback */ #endif 0, /* bLocaltimeFault */ 0x7ffffffe /* iOnceResetThreshold */ }; /* ** Hash table for global functions - functions common to all ** database connections. After initialization, this table is ** read-only. */ |
︙ | ︙ | |||
17110 17111 17112 17113 17114 17115 17116 | }; /* ** The value of the "pending" byte must be 0x40000000 (1 byte past the ** 1-gibabyte boundary) in a compatible database. SQLite never uses ** the database page that contains the pending byte. It never attempts | | | 17165 17166 17167 17168 17169 17170 17171 17172 17173 17174 17175 17176 17177 17178 17179 | }; /* ** The value of the "pending" byte must be 0x40000000 (1 byte past the ** 1-gibabyte boundary) in a compatible database. SQLite never uses ** the database page that contains the pending byte. It never attempts ** to read or write that page. The pending byte page is set aside ** for use by the VFS layers as space for managing file locks. ** ** During testing, it is often desirable to move the pending byte to ** a different position in the file. This allows code that has to ** deal with the pending byte to run on files that are much smaller ** than 1 GiB. The sqlite3_test_control() interface can be used to ** move the pending byte. |
︙ | ︙ | |||
17670 17671 17672 17673 17674 17675 17676 | ** Boolean values */ typedef unsigned Bool; /* Opaque type used by code in vdbesort.c */ typedef struct VdbeSorter VdbeSorter; | < < < | 17725 17726 17727 17728 17729 17730 17731 17732 17733 17734 17735 17736 17737 17738 | ** Boolean values */ typedef unsigned Bool; /* Opaque type used by code in vdbesort.c */ typedef struct VdbeSorter VdbeSorter; /* Elements of the linked list at Vdbe.pAuxData */ typedef struct AuxData AuxData; /* Types of VDBE cursors */ #define CURTYPE_BTREE 0 #define CURTYPE_SORTER 1 #define CURTYPE_VTAB 2 |
︙ | ︙ | |||
17747 17748 17749 17750 17751 17752 17753 17754 17755 17756 17757 17758 17759 17760 | u32 *aOffset; /* Pointer to aType[nField] */ u32 aType[1]; /* Type values for all entries in the record */ /* 2*nField extra array elements allocated for aType[], beyond the one ** static element declared in the structure. nField total array slots for ** aType[] and nField+1 array slots for aOffset[] */ }; /* ** When a sub-program is executed (OP_Program), a structure of this type ** is allocated to store the current value of the program counter, as ** well as the current memory cell array and various other frame specific ** values stored in the Vdbe struct. When the sub-program is finished, ** these values are copied back to the Vdbe from the VdbeFrame structure, ** restoring the state of the VM to as it was before the sub-program | > > > > > > | 17799 17800 17801 17802 17803 17804 17805 17806 17807 17808 17809 17810 17811 17812 17813 17814 17815 17816 17817 17818 | u32 *aOffset; /* Pointer to aType[nField] */ u32 aType[1]; /* Type values for all entries in the record */ /* 2*nField extra array elements allocated for aType[], beyond the one ** static element declared in the structure. nField total array slots for ** aType[] and nField+1 array slots for aOffset[] */ }; /* ** A value for VdbeCursor.cacheStatus that means the cache is always invalid. */ #define CACHE_STALE 0 /* ** When a sub-program is executed (OP_Program), a structure of this type ** is allocated to store the current value of the program counter, as ** well as the current memory cell array and various other frame specific ** values stored in the Vdbe struct. When the sub-program is finished, ** these values are copied back to the Vdbe from the VdbeFrame structure, ** restoring the state of the VM to as it was before the sub-program |
︙ | ︙ | |||
17775 17776 17777 17778 17779 17780 17781 | typedef struct VdbeFrame VdbeFrame; struct VdbeFrame { Vdbe *v; /* VM this frame belongs to */ VdbeFrame *pParent; /* Parent of this frame, or NULL if parent is main */ Op *aOp; /* Program instructions for parent frame */ i64 *anExec; /* Event counters from parent frame */ Mem *aMem; /* Array of memory cells for parent frame */ | < < < < < < < | 17833 17834 17835 17836 17837 17838 17839 17840 17841 17842 17843 17844 17845 17846 17847 17848 17849 17850 17851 17852 17853 17854 17855 17856 17857 17858 17859 17860 17861 17862 | typedef struct VdbeFrame VdbeFrame; struct VdbeFrame { Vdbe *v; /* VM this frame belongs to */ VdbeFrame *pParent; /* Parent of this frame, or NULL if parent is main */ Op *aOp; /* Program instructions for parent frame */ i64 *anExec; /* Event counters from parent frame */ Mem *aMem; /* Array of memory cells for parent frame */ VdbeCursor **apCsr; /* Array of Vdbe cursors for parent frame */ void *token; /* Copy of SubProgram.token */ i64 lastRowid; /* Last insert rowid (sqlite3.lastRowid) */ AuxData *pAuxData; /* Linked list of auxdata allocations */ int nCursor; /* Number of entries in apCsr */ int pc; /* Program Counter in parent (calling) frame */ int nOp; /* Size of aOp array */ int nMem; /* Number of entries in aMem */ int nChildMem; /* Number of memory cells for child frame */ int nChildCsr; /* Number of cursors for child frame */ int nChange; /* Statement changes (Vdbe.nChange) */ int nDbChange; /* Value of db->nChange */ }; #define VdbeFrameMem(p) ((Mem *)&((u8 *)p)[ROUND8(sizeof(VdbeFrame))]) /* ** Internally, the vdbe manipulates nearly all SQL values as Mem ** structures. Each Mem struct may cache multiple representations (string, ** integer etc.) of the same value. */ struct Mem { union MemValue { |
︙ | ︙ | |||
17938 17939 17940 17941 17942 17943 17944 | int isError; /* Error code returned by the function. */ u8 skipFlag; /* Skip accumulator loading if true */ u8 fErrorOrAux; /* isError!=0 or pVdbe->pAuxData modified */ u8 argc; /* Number of arguments */ sqlite3_value *argv[1]; /* Argument set */ }; | < < < < < < < < < < < < | 17989 17990 17991 17992 17993 17994 17995 17996 17997 17998 17999 18000 18001 18002 | int isError; /* Error code returned by the function. */ u8 skipFlag; /* Skip accumulator loading if true */ u8 fErrorOrAux; /* isError!=0 or pVdbe->pAuxData modified */ u8 argc; /* Number of arguments */ sqlite3_value *argv[1]; /* Argument set */ }; /* A bitfield type for use inside of structures. Always follow with :N where ** N is the number of bits. */ typedef unsigned bft; /* Bit Field Type */ typedef struct ScanStatus ScanStatus; struct ScanStatus { |
︙ | ︙ | |||
17974 17975 17976 17977 17978 17979 17980 17981 17982 17983 17984 17985 | ** state of the virtual machine. ** ** The "sqlite3_stmt" structure pointer that is returned by sqlite3_prepare() ** is really a pointer to an instance of this structure. */ struct Vdbe { sqlite3 *db; /* The database connection that owns this statement */ Op *aOp; /* Space to hold the virtual machine's program */ Mem *aMem; /* The memory locations */ Mem **apArg; /* Arguments to currently executing user function */ Mem *aColName; /* Column names to return */ Mem *pResultSet; /* Pointer to an array of results */ | > > > > > > > > > > > > > > > > > > > > < < < < < < | | | < | > < < < < < < < < < < < < | | | > | | 18013 18014 18015 18016 18017 18018 18019 18020 18021 18022 18023 18024 18025 18026 18027 18028 18029 18030 18031 18032 18033 18034 18035 18036 18037 18038 18039 18040 18041 18042 18043 18044 18045 18046 18047 18048 18049 18050 18051 18052 18053 18054 18055 18056 18057 18058 18059 18060 18061 18062 18063 18064 18065 18066 18067 18068 18069 18070 18071 18072 18073 18074 18075 18076 18077 18078 18079 18080 18081 18082 18083 18084 18085 18086 18087 18088 18089 18090 18091 18092 18093 18094 18095 18096 18097 18098 18099 18100 | ** state of the virtual machine. ** ** The "sqlite3_stmt" structure pointer that is returned by sqlite3_prepare() ** is really a pointer to an instance of this structure. */ struct Vdbe { sqlite3 *db; /* The database connection that owns this statement */ Vdbe *pPrev,*pNext; /* Linked list of VDBEs with the same Vdbe.db */ Parse *pParse; /* Parsing context used to create this Vdbe */ ynVar nVar; /* Number of entries in aVar[] */ ynVar nzVar; /* Number of entries in azVar[] */ u32 magic; /* Magic number for sanity checking */ int nMem; /* Number of memory locations currently allocated */ int nCursor; /* Number of slots in apCsr[] */ u32 cacheCtr; /* VdbeCursor row cache generation counter */ int pc; /* The program counter */ int rc; /* Value to return */ int nChange; /* Number of db changes made since last reset */ int iStatement; /* Statement number (or 0 if has not opened stmt) */ i64 iCurrentTime; /* Value of julianday('now') for this statement */ i64 nFkConstraint; /* Number of imm. FK constraints this VM */ i64 nStmtDefCons; /* Number of def. constraints when stmt started */ i64 nStmtDefImmCons; /* Number of def. imm constraints when stmt started */ /* When allocating a new Vdbe object, all of the fields below should be ** initialized to zero or NULL */ Op *aOp; /* Space to hold the virtual machine's program */ Mem *aMem; /* The memory locations */ Mem **apArg; /* Arguments to currently executing user function */ Mem *aColName; /* Column names to return */ Mem *pResultSet; /* Pointer to an array of results */ char *zErrMsg; /* Error message written here */ VdbeCursor **apCsr; /* One element of this array for each open cursor */ Mem *aVar; /* Values for the OP_Variable opcode. */ char **azVar; /* Name of variables */ #ifndef SQLITE_OMIT_TRACE i64 startTime; /* Time when query started - used for profiling */ #endif int nOp; /* Number of instructions in the program */ #ifdef SQLITE_DEBUG int rcApp; /* errcode set by sqlite3_result_error_code() */ #endif u16 nResColumn; /* Number of columns in one row of the result set */ u8 errorAction; /* Recovery action to do in case of an error */ u8 minWriteFileFormat; /* Minimum file format for writable database files */ bft expired:1; /* True if the VM needs to be recompiled */ bft doingRerun:1; /* True if rerunning after an auto-reprepare */ bft explain:2; /* True if EXPLAIN present on SQL command */ bft changeCntOn:1; /* True to update the change-counter */ bft runOnlyOnce:1; /* Automatically expire on reset */ bft usesStmtJournal:1; /* True if uses a statement journal */ bft readOnly:1; /* True for statements that do not write */ bft bIsReader:1; /* True for statements that read */ bft isPrepareV2:1; /* True if prepared with prepare_v2() */ yDbMask btreeMask; /* Bitmask of db->aDb[] entries referenced */ yDbMask lockMask; /* Subset of btreeMask that requires a lock */ u32 aCounter[5]; /* Counters used by sqlite3_stmt_status() */ char *zSql; /* Text of the SQL statement that generated this */ void *pFree; /* Free this when deleting the vdbe */ VdbeFrame *pFrame; /* Parent frame */ VdbeFrame *pDelFrame; /* List of frame objects to free on VM reset */ int nFrame; /* Number of frames in pFrame list */ u32 expmask; /* Binding to these vars invalidates VM */ SubProgram *pProgram; /* Linked list of all sub-programs used by VM */ AuxData *pAuxData; /* Linked list of auxdata allocations */ #ifdef SQLITE_ENABLE_STMT_SCANSTATUS i64 *anExec; /* Number of times each op has been executed */ int nScan; /* Entries in aScan[] */ ScanStatus *aScan; /* Scan definitions for sqlite3_stmt_scanstatus() */ #endif }; /* ** The following are allowed values for Vdbe.magic */ #define VDBE_MAGIC_INIT 0x16bceaa5 /* Building a VDBE program */ #define VDBE_MAGIC_RUN 0x2df20da3 /* VDBE is ready to execute */ #define VDBE_MAGIC_HALT 0x319c2973 /* VDBE has completed execution */ #define VDBE_MAGIC_RESET 0x48fa9f76 /* Reset and ready to run again */ #define VDBE_MAGIC_DEAD 0x5606c3c8 /* The VDBE has been deallocated */ /* ** Structure used to store the context required by the ** sqlite3_preupdate_*() API functions. */ struct PreUpdate { Vdbe *v; |
︙ | ︙ | |||
25870 25871 25872 25873 25874 25875 25876 | } sqlite3TreeViewPop(pView); } } /* | | | 25912 25913 25914 25915 25916 25917 25918 25919 25920 25921 25922 25923 25924 25925 25926 | } sqlite3TreeViewPop(pView); } } /* ** Generate a human-readable description of a Select object. */ SQLITE_PRIVATE void sqlite3TreeViewSelect(TreeView *pView, const Select *p, u8 moreToFollow){ int n = 0; int cnt = 0; pView = sqlite3TreeViewPush(pView, moreToFollow); if( p->pWith ){ sqlite3TreeViewWith(pView, p->pWith, 1); |
︙ | ︙ | |||
26200 26201 26202 26203 26204 26205 26206 26207 26208 26209 26210 26211 26212 26213 26214 26215 26216 26217 26218 26219 26220 26221 26222 26223 26224 26225 26226 | } #endif case TK_MATCH: { sqlite3TreeViewLine(pView, "MATCH {%d:%d}%s", pExpr->iTable, pExpr->iColumn, zFlgs); sqlite3TreeViewExpr(pView, pExpr->pRight, 0); break; } default: { sqlite3TreeViewLine(pView, "op=%d", pExpr->op); break; } } if( zBinOp ){ sqlite3TreeViewLine(pView, "%s%s", zBinOp, zFlgs); sqlite3TreeViewExpr(pView, pExpr->pLeft, 1); sqlite3TreeViewExpr(pView, pExpr->pRight, 0); }else if( zUniOp ){ sqlite3TreeViewLine(pView, "%s%s", zUniOp, zFlgs); sqlite3TreeViewExpr(pView, pExpr->pLeft, 0); } sqlite3TreeViewPop(pView); } /* ** Generate a human-readable explanation of an expression list. */ | > > > > > > > > > > | < < < > > > > > > > > > > | 26242 26243 26244 26245 26246 26247 26248 26249 26250 26251 26252 26253 26254 26255 26256 26257 26258 26259 26260 26261 26262 26263 26264 26265 26266 26267 26268 26269 26270 26271 26272 26273 26274 26275 26276 26277 26278 26279 26280 26281 26282 26283 26284 26285 26286 26287 26288 26289 26290 26291 26292 26293 26294 26295 26296 26297 26298 26299 26300 26301 26302 26303 26304 26305 26306 26307 26308 26309 26310 26311 26312 26313 26314 26315 | } #endif case TK_MATCH: { sqlite3TreeViewLine(pView, "MATCH {%d:%d}%s", pExpr->iTable, pExpr->iColumn, zFlgs); sqlite3TreeViewExpr(pView, pExpr->pRight, 0); break; } case TK_VECTOR: { sqlite3TreeViewBareExprList(pView, pExpr->x.pList, "VECTOR"); break; } case TK_SELECT_COLUMN: { sqlite3TreeViewLine(pView, "SELECT-COLUMN %d", pExpr->iColumn); sqlite3TreeViewSelect(pView, pExpr->pLeft->x.pSelect, 0); break; } default: { sqlite3TreeViewLine(pView, "op=%d", pExpr->op); break; } } if( zBinOp ){ sqlite3TreeViewLine(pView, "%s%s", zBinOp, zFlgs); sqlite3TreeViewExpr(pView, pExpr->pLeft, 1); sqlite3TreeViewExpr(pView, pExpr->pRight, 0); }else if( zUniOp ){ sqlite3TreeViewLine(pView, "%s%s", zUniOp, zFlgs); sqlite3TreeViewExpr(pView, pExpr->pLeft, 0); } sqlite3TreeViewPop(pView); } /* ** Generate a human-readable explanation of an expression list. */ SQLITE_PRIVATE void sqlite3TreeViewBareExprList( TreeView *pView, const ExprList *pList, const char *zLabel ){ if( zLabel==0 || zLabel[0]==0 ) zLabel = "LIST"; if( pList==0 ){ sqlite3TreeViewLine(pView, "%s (empty)", zLabel); }else{ int i; sqlite3TreeViewLine(pView, "%s", zLabel); for(i=0; i<pList->nExpr; i++){ int j = pList->a[i].u.x.iOrderByCol; if( j ){ sqlite3TreeViewPush(pView, 0); sqlite3TreeViewLine(pView, "iOrderByCol=%d", j); } sqlite3TreeViewExpr(pView, pList->a[i].pExpr, i<pList->nExpr-1); if( j ) sqlite3TreeViewPop(pView); } } } SQLITE_PRIVATE void sqlite3TreeViewExprList( TreeView *pView, const ExprList *pList, u8 moreToFollow, const char *zLabel ){ pView = sqlite3TreeViewPush(pView, moreToFollow); sqlite3TreeViewBareExprList(pView, pList, zLabel); sqlite3TreeViewPop(pView); } #endif /* SQLITE_DEBUG */ /************** End of treeview.c ********************************************/ /************** Begin file random.c ******************************************/ |
︙ | ︙ | |||
28504 28505 28506 28507 28508 28509 28510 | if( (*pA)>=0 ) return 1; *pA -= iB; return 0; }else{ return sqlite3AddInt64(pA, -iB); } } | < < | | | < | < | > | | | > < < < < < < < < < < < < < | | 28563 28564 28565 28566 28567 28568 28569 28570 28571 28572 28573 28574 28575 28576 28577 28578 28579 28580 28581 28582 28583 28584 28585 28586 28587 28588 28589 28590 28591 | if( (*pA)>=0 ) return 1; *pA -= iB; return 0; }else{ return sqlite3AddInt64(pA, -iB); } } SQLITE_PRIVATE int sqlite3MulInt64(i64 *pA, i64 iB){ i64 iA = *pA; if( iB>0 ){ if( iA>LARGEST_INT64/iB ) return 1; if( iA<SMALLEST_INT64/iB ) return 1; }else if( iB<0 ){ if( iA>0 ){ if( iB<SMALLEST_INT64/iA ) return 1; }else if( iA<0 ){ if( iB==SMALLEST_INT64 ) return 1; if( iA==SMALLEST_INT64 ) return 1; if( -iA>LARGEST_INT64/-iB ) return 1; } } *pA = iA*iB; return 0; } /* ** Compute the absolute value of a 32-bit signed integer, of possible. Or ** if the integer has a value of -2147483648, return +2147483647 */ |
︙ | ︙ | |||
28728 28729 28730 28731 28732 28733 28734 | /* ** The hashing function. */ static unsigned int strHash(const char *z){ unsigned int h = 0; unsigned char c; while( (c = (unsigned char)*z++)!=0 ){ /*OPTIMIZATION-IF-TRUE*/ | > > > | > | 28772 28773 28774 28775 28776 28777 28778 28779 28780 28781 28782 28783 28784 28785 28786 28787 28788 28789 28790 | /* ** The hashing function. */ static unsigned int strHash(const char *z){ unsigned int h = 0; unsigned char c; while( (c = (unsigned char)*z++)!=0 ){ /*OPTIMIZATION-IF-TRUE*/ /* Knuth multiplicative hashing. (Sorting & Searching, p. 510). ** 0x9e3779b1 is 2654435761 which is the closest prime number to ** (2**32)*golden_ratio, where golden_ratio = (sqrt(5) - 1)/2. */ h += sqlite3UpperToLower[c]; h *= 0x9e3779b1; } return h; } /* Link pNew element into the hash table pH. If pEntry!=0 then also ** insert pNew into the pEntry hash bucket. |
︙ | ︙ | |||
28994 28995 28996 28997 28998 28999 29000 | /* 35 */ "NotNull" OpHelp("if r[P1]!=NULL goto P2"), /* 36 */ "Ne" OpHelp("IF r[P3]!=r[P1]"), /* 37 */ "Eq" OpHelp("IF r[P3]==r[P1]"), /* 38 */ "Gt" OpHelp("IF r[P3]>r[P1]"), /* 39 */ "Le" OpHelp("IF r[P3]<=r[P1]"), /* 40 */ "Lt" OpHelp("IF r[P3]<r[P1]"), /* 41 */ "Ge" OpHelp("IF r[P3]>=r[P1]"), | | | > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | < > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > | | < | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29042 29043 29044 29045 29046 29047 29048 29049 29050 29051 29052 29053 29054 29055 29056 29057 29058 29059 29060 29061 29062 29063 29064 29065 29066 29067 29068 29069 29070 29071 29072 29073 29074 29075 29076 29077 29078 29079 29080 29081 29082 29083 29084 29085 29086 29087 29088 29089 29090 29091 29092 29093 29094 29095 29096 29097 29098 29099 29100 29101 29102 29103 29104 29105 29106 29107 29108 29109 29110 29111 29112 29113 29114 29115 29116 29117 29118 29119 29120 29121 29122 29123 29124 29125 29126 29127 29128 29129 29130 29131 29132 29133 29134 29135 29136 29137 29138 29139 29140 29141 29142 29143 29144 29145 29146 29147 29148 29149 29150 29151 29152 29153 29154 29155 29156 29157 29158 29159 29160 29161 29162 29163 29164 29165 29166 29167 29168 29169 29170 29171 29172 29173 29174 29175 29176 | /* 35 */ "NotNull" OpHelp("if r[P1]!=NULL goto P2"), /* 36 */ "Ne" OpHelp("IF r[P3]!=r[P1]"), /* 37 */ "Eq" OpHelp("IF r[P3]==r[P1]"), /* 38 */ "Gt" OpHelp("IF r[P3]>r[P1]"), /* 39 */ "Le" OpHelp("IF r[P3]<=r[P1]"), /* 40 */ "Lt" OpHelp("IF r[P3]<r[P1]"), /* 41 */ "Ge" OpHelp("IF r[P3]>=r[P1]"), /* 42 */ "ElseNotEq" OpHelp(""), /* 43 */ "BitAnd" OpHelp("r[P3]=r[P1]&r[P2]"), /* 44 */ "BitOr" OpHelp("r[P3]=r[P1]|r[P2]"), /* 45 */ "ShiftLeft" OpHelp("r[P3]=r[P2]<<r[P1]"), /* 46 */ "ShiftRight" OpHelp("r[P3]=r[P2]>>r[P1]"), /* 47 */ "Add" OpHelp("r[P3]=r[P1]+r[P2]"), /* 48 */ "Subtract" OpHelp("r[P3]=r[P2]-r[P1]"), /* 49 */ "Multiply" OpHelp("r[P3]=r[P1]*r[P2]"), /* 50 */ "Divide" OpHelp("r[P3]=r[P2]/r[P1]"), /* 51 */ "Remainder" OpHelp("r[P3]=r[P2]%r[P1]"), /* 52 */ "Concat" OpHelp("r[P3]=r[P2]+r[P1]"), /* 53 */ "Last" OpHelp(""), /* 54 */ "BitNot" OpHelp("r[P1]= ~r[P1]"), /* 55 */ "SorterSort" OpHelp(""), /* 56 */ "Sort" OpHelp(""), /* 57 */ "Rewind" OpHelp(""), /* 58 */ "IdxLE" OpHelp("key=r[P3@P4]"), /* 59 */ "IdxGT" OpHelp("key=r[P3@P4]"), /* 60 */ "IdxLT" OpHelp("key=r[P3@P4]"), /* 61 */ "IdxGE" OpHelp("key=r[P3@P4]"), /* 62 */ "RowSetRead" OpHelp("r[P3]=rowset(P1)"), /* 63 */ "RowSetTest" OpHelp("if r[P3] in rowset(P1) goto P2"), /* 64 */ "Program" OpHelp(""), /* 65 */ "FkIfZero" OpHelp("if fkctr[P1]==0 goto P2"), /* 66 */ "IfPos" OpHelp("if r[P1]>0 then r[P1]-=P3, goto P2"), /* 67 */ "IfNotZero" OpHelp("if r[P1]!=0 then r[P1]-=P3, goto P2"), /* 68 */ "DecrJumpZero" OpHelp("if (--r[P1])==0 goto P2"), /* 69 */ "IncrVacuum" OpHelp(""), /* 70 */ "VNext" OpHelp(""), /* 71 */ "Init" OpHelp("Start at P2"), /* 72 */ "Return" OpHelp(""), /* 73 */ "EndCoroutine" OpHelp(""), /* 74 */ "HaltIfNull" OpHelp("if r[P3]=null halt"), /* 75 */ "Halt" OpHelp(""), /* 76 */ "Integer" OpHelp("r[P2]=P1"), /* 77 */ "Int64" OpHelp("r[P2]=P4"), /* 78 */ "String" OpHelp("r[P2]='P4' (len=P1)"), /* 79 */ "Null" OpHelp("r[P2..P3]=NULL"), /* 80 */ "SoftNull" OpHelp("r[P1]=NULL"), /* 81 */ "Blob" OpHelp("r[P2]=P4 (len=P1)"), /* 82 */ "Variable" OpHelp("r[P2]=parameter(P1,P4)"), /* 83 */ "Move" OpHelp("r[P2@P3]=r[P1@P3]"), /* 84 */ "Copy" OpHelp("r[P2@P3+1]=r[P1@P3+1]"), /* 85 */ "SCopy" OpHelp("r[P2]=r[P1]"), /* 86 */ "IntCopy" OpHelp("r[P2]=r[P1]"), /* 87 */ "ResultRow" OpHelp("output=r[P1@P2]"), /* 88 */ "CollSeq" OpHelp(""), /* 89 */ "Function0" OpHelp("r[P3]=func(r[P2@P5])"), /* 90 */ "Function" OpHelp("r[P3]=func(r[P2@P5])"), /* 91 */ "AddImm" OpHelp("r[P1]=r[P1]+P2"), /* 92 */ "RealAffinity" OpHelp(""), /* 93 */ "Cast" OpHelp("affinity(r[P1])"), /* 94 */ "Permutation" OpHelp(""), /* 95 */ "Compare" OpHelp("r[P1@P3] <-> r[P2@P3]"), /* 96 */ "Column" OpHelp("r[P3]=PX"), /* 97 */ "String8" OpHelp("r[P2]='P4'"), /* 98 */ "Affinity" OpHelp("affinity(r[P1@P2])"), /* 99 */ "MakeRecord" OpHelp("r[P3]=mkrec(r[P1@P2])"), /* 100 */ "Count" OpHelp("r[P2]=count()"), /* 101 */ "ReadCookie" OpHelp(""), /* 102 */ "SetCookie" OpHelp(""), /* 103 */ "ReopenIdx" OpHelp("root=P2 iDb=P3"), /* 104 */ "OpenRead" OpHelp("root=P2 iDb=P3"), /* 105 */ "OpenWrite" OpHelp("root=P2 iDb=P3"), /* 106 */ "OpenAutoindex" OpHelp("nColumn=P2"), /* 107 */ "OpenEphemeral" OpHelp("nColumn=P2"), /* 108 */ "SorterOpen" OpHelp(""), /* 109 */ "SequenceTest" OpHelp("if( cursor[P1].ctr++ ) pc = P2"), /* 110 */ "OpenPseudo" OpHelp("P3 columns in r[P2]"), /* 111 */ "Close" OpHelp(""), /* 112 */ "ColumnsUsed" OpHelp(""), /* 113 */ "Sequence" OpHelp("r[P2]=cursor[P1].ctr++"), /* 114 */ "NewRowid" OpHelp("r[P2]=rowid"), /* 115 */ "Insert" OpHelp("intkey=r[P3] data=r[P2]"), /* 116 */ "InsertInt" OpHelp("intkey=P3 data=r[P2]"), /* 117 */ "Delete" OpHelp(""), /* 118 */ "ResetCount" OpHelp(""), /* 119 */ "SorterCompare" OpHelp("if key(P1)!=trim(r[P3],P4) goto P2"), /* 120 */ "SorterData" OpHelp("r[P2]=data"), /* 121 */ "RowKey" OpHelp("r[P2]=key"), /* 122 */ "RowData" OpHelp("r[P2]=data"), /* 123 */ "Rowid" OpHelp("r[P2]=rowid"), /* 124 */ "NullRow" OpHelp(""), /* 125 */ "SorterInsert" OpHelp(""), /* 126 */ "IdxInsert" OpHelp("key=r[P2]"), /* 127 */ "IdxDelete" OpHelp("key=r[P2@P3]"), /* 128 */ "Seek" OpHelp("Move P3 to P1.rowid"), /* 129 */ "IdxRowid" OpHelp("r[P2]=rowid"), /* 130 */ "Destroy" OpHelp(""), /* 131 */ "Clear" OpHelp(""), /* 132 */ "Real" OpHelp("r[P2]=P4"), /* 133 */ "ResetSorter" OpHelp(""), /* 134 */ "CreateIndex" OpHelp("r[P2]=root iDb=P1"), /* 135 */ "CreateTable" OpHelp("r[P2]=root iDb=P1"), /* 136 */ "ParseSchema" OpHelp(""), /* 137 */ "LoadAnalysis" OpHelp(""), /* 138 */ "DropTable" OpHelp(""), /* 139 */ "DropIndex" OpHelp(""), /* 140 */ "DropTrigger" OpHelp(""), /* 141 */ "IntegrityCk" OpHelp(""), /* 142 */ "RowSetAdd" OpHelp("rowset(P1)=r[P2]"), /* 143 */ "Param" OpHelp(""), /* 144 */ "FkCounter" OpHelp("fkctr[P1]+=P2"), /* 145 */ "MemMax" OpHelp("r[P1]=max(r[P1],r[P2])"), /* 146 */ "OffsetLimit" OpHelp("if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1)"), /* 147 */ "AggStep0" OpHelp("accum=r[P3] step(r[P2@P5])"), /* 148 */ "AggStep" OpHelp("accum=r[P3] step(r[P2@P5])"), /* 149 */ "AggFinal" OpHelp("accum=r[P1] N=P2"), /* 150 */ "Expire" OpHelp(""), /* 151 */ "TableLock" OpHelp("iDb=P1 root=P2 write=P3"), /* 152 */ "VBegin" OpHelp(""), /* 153 */ "VCreate" OpHelp(""), /* 154 */ "VDestroy" OpHelp(""), /* 155 */ "VOpen" OpHelp(""), /* 156 */ "VColumn" OpHelp("r[P3]=vcolumn(P2)"), /* 157 */ "VRename" OpHelp(""), /* 158 */ "Pagecount" OpHelp(""), /* 159 */ "MaxPgcnt" OpHelp(""), /* 160 */ "CursorHint" OpHelp(""), /* 161 */ "Noop" OpHelp(""), /* 162 */ "Explain" OpHelp(""), }; return azName[i]; } #endif /************** End of opcodes.c *********************************************/ /************** Begin file os_unix.c *****************************************/ |
︙ | ︙ | |||
34849 34850 34851 34852 34853 34854 34855 34856 34857 34858 34859 34860 34861 34862 | } } unixLeaveMutex(); } #endif /* if !OS_VXWORKS */ return pUnused; } /* ** This function is called by unixOpen() to determine the unix permissions ** to create new files with. If no error occurs, then SQLITE_OK is returned ** and a value suitable for passing as the third argument to open(2) is ** written to *pMode. If an IO error occurs, an SQLite error code is ** returned and the value of *pMode is not modified. | > > > > > > > > > > > > > > > > > > > > > | 34898 34899 34900 34901 34902 34903 34904 34905 34906 34907 34908 34909 34910 34911 34912 34913 34914 34915 34916 34917 34918 34919 34920 34921 34922 34923 34924 34925 34926 34927 34928 34929 34930 34931 34932 | } } unixLeaveMutex(); } #endif /* if !OS_VXWORKS */ return pUnused; } /* ** Find the mode, uid and gid of file zFile. */ static int getFileMode( const char *zFile, /* File name */ mode_t *pMode, /* OUT: Permissions of zFile */ uid_t *pUid, /* OUT: uid of zFile. */ gid_t *pGid /* OUT: gid of zFile. */ ){ struct stat sStat; /* Output of stat() on database file */ int rc = SQLITE_OK; if( 0==osStat(zFile, &sStat) ){ *pMode = sStat.st_mode & 0777; *pUid = sStat.st_uid; *pGid = sStat.st_gid; }else{ rc = SQLITE_IOERR_FSTAT; } return rc; } /* ** This function is called by unixOpen() to determine the unix permissions ** to create new files with. If no error occurs, then SQLITE_OK is returned ** and a value suitable for passing as the third argument to open(2) is ** written to *pMode. If an IO error occurs, an SQLite error code is ** returned and the value of *pMode is not modified. |
︙ | ︙ | |||
34885 34886 34887 34888 34889 34890 34891 | int rc = SQLITE_OK; /* Return Code */ *pMode = 0; *pUid = 0; *pGid = 0; if( flags & (SQLITE_OPEN_WAL|SQLITE_OPEN_MAIN_JOURNAL) ){ char zDb[MAX_PATHNAME+1]; /* Database file path */ int nDb; /* Number of valid bytes in zDb */ | < | 34955 34956 34957 34958 34959 34960 34961 34962 34963 34964 34965 34966 34967 34968 | int rc = SQLITE_OK; /* Return Code */ *pMode = 0; *pUid = 0; *pGid = 0; if( flags & (SQLITE_OPEN_WAL|SQLITE_OPEN_MAIN_JOURNAL) ){ char zDb[MAX_PATHNAME+1]; /* Database file path */ int nDb; /* Number of valid bytes in zDb */ /* zPath is a path to a WAL or journal file. The following block derives ** the path to the associated database file from zPath. This block handles ** the following naming conventions: ** ** "<path to db>-journal" ** "<path to db>-wal" |
︙ | ︙ | |||
34916 34917 34918 34919 34920 34921 34922 | if( nDb==0 || zPath[nDb]=='.' ) return SQLITE_OK; #endif nDb--; } memcpy(zDb, zPath, nDb); zDb[nDb] = '\0'; | | < < < < < < > > > > > > > > > | 34985 34986 34987 34988 34989 34990 34991 34992 34993 34994 34995 34996 34997 34998 34999 35000 35001 35002 35003 35004 35005 35006 35007 35008 35009 35010 | if( nDb==0 || zPath[nDb]=='.' ) return SQLITE_OK; #endif nDb--; } memcpy(zDb, zPath, nDb); zDb[nDb] = '\0'; rc = getFileMode(zDb, pMode, pUid, pGid); }else if( flags & SQLITE_OPEN_DELETEONCLOSE ){ *pMode = 0600; }else if( flags & SQLITE_OPEN_URI ){ /* If this is a main database file and the file was opened using a URI ** filename, check for the "modeof" parameter. If present, interpret ** its value as a filename and try to copy the mode, uid and gid from ** that file. */ const char *z = sqlite3_uri_parameter(zPath, "modeof"); if( z ){ rc = getFileMode(z, pMode, pUid, pGid); } } return rc; } /* ** Open the file zPath. ** |
︙ | ︙ | |||
43947 43948 43949 43950 43951 43952 43953 | Pgno pgno, /* Page number obtained */ sqlite3_pcache_page *pPage /* Page obtained by prior PcacheFetch() call */ ){ PgHdr *pPgHdr; assert( pPage!=0 ); pPgHdr = (PgHdr*)pPage->pExtra; assert( pPgHdr->pPage==0 ); | | | 44019 44020 44021 44022 44023 44024 44025 44026 44027 44028 44029 44030 44031 44032 44033 | Pgno pgno, /* Page number obtained */ sqlite3_pcache_page *pPage /* Page obtained by prior PcacheFetch() call */ ){ PgHdr *pPgHdr; assert( pPage!=0 ); pPgHdr = (PgHdr*)pPage->pExtra; assert( pPgHdr->pPage==0 ); memset(&pPgHdr->pDirty, 0, sizeof(PgHdr) - offsetof(PgHdr,pDirty)); pPgHdr->pPage = pPage; pPgHdr->pData = pPage->pBuf; pPgHdr->pExtra = (void *)&pPgHdr[1]; memset(pPgHdr->pExtra, 0, pCache->szExtra); pPgHdr->pCache = pCache; pPgHdr->pgno = pgno; pPgHdr->flags = PGHDR_CLEAN; |
︙ | ︙ | |||
44641 44642 44643 44644 44645 44646 44647 | sqlite3BeginBenignMalloc(); if( pcache1.nInitPage>0 ){ szBulk = pCache->szAlloc * (i64)pcache1.nInitPage; }else{ szBulk = -1024 * (i64)pcache1.nInitPage; } if( szBulk > pCache->szAlloc*(i64)pCache->nMax ){ | | | 44713 44714 44715 44716 44717 44718 44719 44720 44721 44722 44723 44724 44725 44726 44727 | sqlite3BeginBenignMalloc(); if( pcache1.nInitPage>0 ){ szBulk = pCache->szAlloc * (i64)pcache1.nInitPage; }else{ szBulk = -1024 * (i64)pcache1.nInitPage; } if( szBulk > pCache->szAlloc*(i64)pCache->nMax ){ szBulk = pCache->szAlloc*(i64)pCache->nMax; } zBulk = pCache->pBulk = sqlite3Malloc( szBulk ); sqlite3EndBenignMalloc(); if( zBulk ){ int nBulk = sqlite3MallocSize(zBulk)/pCache->szAlloc; int i; for(i=0; i<nBulk; i++){ |
︙ | ︙ | |||
52929 52930 52931 52932 52933 52934 52935 | ** then savepoint iSavepoint is also destroyed. ** ** This function may return SQLITE_NOMEM if a memory allocation fails, ** or an IO error code if an IO error occurs while rolling back a ** savepoint. If no errors occur, SQLITE_OK is returned. */ SQLITE_PRIVATE int sqlite3PagerSavepoint(Pager *pPager, int op, int iSavepoint){ | | > > > > | 53001 53002 53003 53004 53005 53006 53007 53008 53009 53010 53011 53012 53013 53014 53015 53016 53017 53018 53019 | ** then savepoint iSavepoint is also destroyed. ** ** This function may return SQLITE_NOMEM if a memory allocation fails, ** or an IO error code if an IO error occurs while rolling back a ** savepoint. If no errors occur, SQLITE_OK is returned. */ SQLITE_PRIVATE int sqlite3PagerSavepoint(Pager *pPager, int op, int iSavepoint){ int rc = pPager->errCode; #ifdef SQLITE_ENABLE_ZIPVFS if( op==SAVEPOINT_RELEASE ) rc = SQLITE_OK; #endif assert( op==SAVEPOINT_RELEASE || op==SAVEPOINT_ROLLBACK ); assert( iSavepoint>=0 || op==SAVEPOINT_ROLLBACK ); if( rc==SQLITE_OK && iSavepoint<pPager->nSavepoint ){ int ii; /* Iterator variable */ int nNew; /* Number of remaining savepoints after this op. */ |
︙ | ︙ | |||
52970 52971 52972 52973 52974 52975 52976 52977 52978 52979 52980 52981 52982 52983 | ** the database file, so the playback operation can be skipped. */ else if( pagerUseWal(pPager) || isOpen(pPager->jfd) ){ PagerSavepoint *pSavepoint = (nNew==0)?0:&pPager->aSavepoint[nNew-1]; rc = pagerPlaybackSavepoint(pPager, pSavepoint); assert(rc!=SQLITE_DONE); } } return rc; } /* ** Return the full pathname of the database file. | > > > > > > > > > > > > > > | 53046 53047 53048 53049 53050 53051 53052 53053 53054 53055 53056 53057 53058 53059 53060 53061 53062 53063 53064 53065 53066 53067 53068 53069 53070 53071 53072 53073 | ** the database file, so the playback operation can be skipped. */ else if( pagerUseWal(pPager) || isOpen(pPager->jfd) ){ PagerSavepoint *pSavepoint = (nNew==0)?0:&pPager->aSavepoint[nNew-1]; rc = pagerPlaybackSavepoint(pPager, pSavepoint); assert(rc!=SQLITE_DONE); } #ifdef SQLITE_ENABLE_ZIPVFS /* If the cache has been modified but the savepoint cannot be rolled ** back journal_mode=off, put the pager in the error state. This way, ** if the VFS used by this pager includes ZipVFS, the entire transaction ** can be rolled back at the ZipVFS level. */ else if( pPager->journalMode==PAGER_JOURNALMODE_OFF && pPager->eState>=PAGER_WRITER_CACHEMOD ){ pPager->errCode = SQLITE_ABORT; pPager->eState = PAGER_ERROR; } #endif } return rc; } /* ** Return the full pathname of the database file. |
︙ | ︙ | |||
58895 58896 58897 58898 58899 58900 58901 | const void *pKey, /* Packed key if the btree is an index */ i64 nKey, /* Integer key for tables. Size of pKey for indices */ int bias, /* Bias search to the high end */ int *pRes /* Write search results here */ ){ int rc; /* Status code */ UnpackedRecord *pIdxKey; /* Unpacked index key */ | | | 58985 58986 58987 58988 58989 58990 58991 58992 58993 58994 58995 58996 58997 58998 58999 | const void *pKey, /* Packed key if the btree is an index */ i64 nKey, /* Integer key for tables. Size of pKey for indices */ int bias, /* Bias search to the high end */ int *pRes /* Write search results here */ ){ int rc; /* Status code */ UnpackedRecord *pIdxKey; /* Unpacked index key */ char aSpace[384]; /* Temp space for pIdxKey - to avoid a malloc */ char *pFree = 0; if( pKey ){ assert( nKey==(i64)(int)nKey ); pIdxKey = sqlite3VdbeAllocUnpackedRecord( pCur->pKeyInfo, aSpace, sizeof(aSpace), &pFree ); |
︙ | ︙ | |||
59737 59738 59739 59740 59741 59742 59743 | ** spot on the list where iStart should be inserted. */ hdr = pPage->hdrOffset; iPtr = hdr + 1; if( data[iPtr+1]==0 && data[iPtr]==0 ){ iFreeBlk = 0; /* Shortcut for the case when the freelist is empty */ }else{ | | | > > > | 59827 59828 59829 59830 59831 59832 59833 59834 59835 59836 59837 59838 59839 59840 59841 59842 59843 59844 59845 | ** spot on the list where iStart should be inserted. */ hdr = pPage->hdrOffset; iPtr = hdr + 1; if( data[iPtr+1]==0 && data[iPtr]==0 ){ iFreeBlk = 0; /* Shortcut for the case when the freelist is empty */ }else{ while( (iFreeBlk = get2byte(&data[iPtr]))<iStart ){ if( iFreeBlk<iPtr+4 ){ if( iFreeBlk==0 ) break; return SQLITE_CORRUPT_BKPT; } iPtr = iFreeBlk; } if( iFreeBlk>iLast ) return SQLITE_CORRUPT_BKPT; assert( iFreeBlk>iPtr || iFreeBlk==0 ); /* At this point: ** iFreeBlk: First freeblock after iStart, or zero if none |
︙ | ︙ | |||
64229 64230 64231 64232 64233 64234 64235 | nPayload = pX->nData + pX->nZero; pSrc = pX->pData; nSrc = pX->nData; assert( pPage->intKeyLeaf ); /* fillInCell() only called for leaves */ nHeader += putVarint32(&pCell[nHeader], nPayload); nHeader += putVarint(&pCell[nHeader], *(u64*)&pX->nKey); }else{ | < < | 64322 64323 64324 64325 64326 64327 64328 64329 64330 64331 64332 64333 64334 64335 | nPayload = pX->nData + pX->nZero; pSrc = pX->pData; nSrc = pX->nData; assert( pPage->intKeyLeaf ); /* fillInCell() only called for leaves */ nHeader += putVarint32(&pCell[nHeader], nPayload); nHeader += putVarint(&pCell[nHeader], *(u64*)&pX->nKey); }else{ assert( pX->nKey<=0x7fffffff && pX->pKey!=0 ); nSrc = nPayload = (int)pX->nKey; pSrc = pX->pKey; nHeader += putVarint32(&pCell[nHeader], nPayload); } /* Fill in the payload */ |
︙ | ︙ | |||
67930 67931 67932 67933 67934 67935 67936 | ** function. If an error occurs while doing so, return 0 and write an ** error message to pErrorDb. */ static Btree *findBtree(sqlite3 *pErrorDb, sqlite3 *pDb, const char *zDb){ int i = sqlite3FindDbName(pDb, zDb); if( i==1 ){ | | < | < < < | | | | | | | < < | 68021 68022 68023 68024 68025 68026 68027 68028 68029 68030 68031 68032 68033 68034 68035 68036 68037 68038 68039 68040 68041 68042 68043 68044 | ** function. If an error occurs while doing so, return 0 and write an ** error message to pErrorDb. */ static Btree *findBtree(sqlite3 *pErrorDb, sqlite3 *pDb, const char *zDb){ int i = sqlite3FindDbName(pDb, zDb); if( i==1 ){ Parse sParse; int rc = 0; memset(&sParse, 0, sizeof(sParse)); sParse.db = pDb; if( sqlite3OpenTempDatabase(&sParse) ){ sqlite3ErrorWithMsg(pErrorDb, sParse.rc, "%s", sParse.zErrMsg); rc = SQLITE_ERROR; } sqlite3DbFree(pErrorDb, sParse.zErrMsg); sqlite3ParserReset(&sParse); if( rc ){ return 0; } } if( i<0 ){ sqlite3ErrorWithMsg(pErrorDb, SQLITE_ERROR, "unknown database %s", zDb); |
︙ | ︙ | |||
68043 68044 68045 68046 68047 68048 68049 | p->pDest = findBtree(pDestDb, pDestDb, zDestDb); p->pDestDb = pDestDb; p->pSrcDb = pSrcDb; p->iNext = 1; p->isAttached = 0; if( 0==p->pSrc || 0==p->pDest | < | 68128 68129 68130 68131 68132 68133 68134 68135 68136 68137 68138 68139 68140 68141 | p->pDest = findBtree(pDestDb, pDestDb, zDestDb); p->pDestDb = pDestDb; p->pSrcDb = pSrcDb; p->iNext = 1; p->isAttached = 0; if( 0==p->pSrc || 0==p->pDest || checkReadTransaction(pDestDb, p->pDest)!=SQLITE_OK ){ /* One (or both) of the named databases did not exist or an OOM ** error was hit. Or there is a transaction open on the destination ** database. The error has already been written into the pDestDb ** handle. All that is left to do here is free the sqlite3_backup ** structure. */ |
︙ | ︙ | |||
68231 68232 68233 68234 68235 68236 68237 | */ if( p->pDestDb && p->pSrc->pBt->inTransaction==TRANS_WRITE ){ rc = SQLITE_BUSY; }else{ rc = SQLITE_OK; } | < < < < < < < < > > > > > > > > > > > > > > > > > > | 68315 68316 68317 68318 68319 68320 68321 68322 68323 68324 68325 68326 68327 68328 68329 68330 68331 68332 68333 68334 68335 68336 68337 68338 68339 68340 68341 68342 68343 68344 68345 68346 68347 68348 68349 68350 68351 68352 68353 68354 | */ if( p->pDestDb && p->pSrc->pBt->inTransaction==TRANS_WRITE ){ rc = SQLITE_BUSY; }else{ rc = SQLITE_OK; } /* If there is no open read-transaction on the source database, open ** one now. If a transaction is opened here, then it will be closed ** before this function exits. */ if( rc==SQLITE_OK && 0==sqlite3BtreeIsInReadTrans(p->pSrc) ){ rc = sqlite3BtreeBeginTrans(p->pSrc, 0); bCloseTrans = 1; } /* If the destination database has not yet been locked (i.e. if this ** is the first call to backup_step() for the current backup operation), ** try to set its page size to the same as the source database. This ** is especially important on ZipVFS systems, as in that case it is ** not possible to create a database file that uses one page size by ** writing to it with another. */ if( p->bDestLocked==0 && rc==SQLITE_OK && setDestPgsz(p)==SQLITE_NOMEM ){ rc = SQLITE_NOMEM; } /* Lock the destination database, if it is not locked already. */ if( SQLITE_OK==rc && p->bDestLocked==0 && SQLITE_OK==(rc = sqlite3BtreeBeginTrans(p->pDest, 2)) ){ p->bDestLocked = 1; sqlite3BtreeGetMeta(p->pDest, BTREE_SCHEMA_VERSION, &p->iDestSchema); } /* Do not allow backup if the destination database is in WAL mode ** and the page sizes are different between source and destination */ pgszSrc = sqlite3BtreeGetPageSize(p->pSrc); pgszDest = sqlite3BtreeGetPageSize(p->pDest); destMode = sqlite3PagerGetJournalMode(sqlite3BtreePager(p->pDest)); if( SQLITE_OK==rc && destMode==PAGER_JOURNALMODE_WAL && pgszSrc!=pgszDest ){ |
︙ | ︙ | |||
68836 68837 68838 68839 68840 68841 68842 | /* ** Change pMem so that its MEM_Str or MEM_Blob value is stored in ** MEM.zMalloc, where it can be safely written. ** ** Return SQLITE_OK on success or SQLITE_NOMEM if malloc fails. */ SQLITE_PRIVATE int sqlite3VdbeMemMakeWriteable(Mem *pMem){ | < > | < | | | | | | | > < | > | | | | | | | | | | | | | | < | 68930 68931 68932 68933 68934 68935 68936 68937 68938 68939 68940 68941 68942 68943 68944 68945 68946 68947 68948 68949 68950 68951 68952 68953 68954 68955 68956 68957 68958 68959 68960 68961 68962 68963 68964 68965 68966 68967 68968 68969 68970 68971 68972 68973 68974 68975 68976 68977 68978 68979 68980 68981 68982 68983 68984 68985 68986 68987 68988 | /* ** Change pMem so that its MEM_Str or MEM_Blob value is stored in ** MEM.zMalloc, where it can be safely written. ** ** Return SQLITE_OK on success or SQLITE_NOMEM if malloc fails. */ SQLITE_PRIVATE int sqlite3VdbeMemMakeWriteable(Mem *pMem){ assert( pMem->db==0 || sqlite3_mutex_held(pMem->db->mutex) ); assert( (pMem->flags&MEM_RowSet)==0 ); if( (pMem->flags & (MEM_Str|MEM_Blob))!=0 ){ if( ExpandBlob(pMem) ) return SQLITE_NOMEM; if( pMem->szMalloc==0 || pMem->z!=pMem->zMalloc ){ if( sqlite3VdbeMemGrow(pMem, pMem->n + 2, 1) ){ return SQLITE_NOMEM_BKPT; } pMem->z[pMem->n] = 0; pMem->z[pMem->n+1] = 0; pMem->flags |= MEM_Term; } } pMem->flags &= ~MEM_Ephem; #ifdef SQLITE_DEBUG pMem->pScopyFrom = 0; #endif return SQLITE_OK; } /* ** If the given Mem* has a zero-filled tail, turn it into an ordinary ** blob stored in dynamically allocated space. */ #ifndef SQLITE_OMIT_INCRBLOB SQLITE_PRIVATE int sqlite3VdbeMemExpandBlob(Mem *pMem){ int nByte; assert( pMem->flags & MEM_Zero ); assert( pMem->flags&MEM_Blob ); assert( (pMem->flags&MEM_RowSet)==0 ); assert( pMem->db==0 || sqlite3_mutex_held(pMem->db->mutex) ); /* Set nByte to the number of bytes required to store the expanded blob. */ nByte = pMem->n + pMem->u.nZero; if( nByte<=0 ){ nByte = 1; } if( sqlite3VdbeMemGrow(pMem, nByte, 1) ){ return SQLITE_NOMEM_BKPT; } memset(&pMem->z[pMem->n], 0, pMem->u.nZero); pMem->n += pMem->u.nZero; pMem->flags &= ~(MEM_Zero|MEM_Term); return SQLITE_OK; } #endif /* ** It is already known that pMem contains an unterminated string. ** Add the zero terminator. |
︙ | ︙ | |||
68941 68942 68943 68944 68945 68946 68947 68948 68949 68950 68951 68952 68953 68954 | assert( !(fg&(MEM_Str|MEM_Blob)) ); assert( fg&(MEM_Int|MEM_Real) ); assert( (pMem->flags&MEM_RowSet)==0 ); assert( EIGHT_BYTE_ALIGNMENT(pMem) ); if( sqlite3VdbeMemClearAndResize(pMem, nByte) ){ return SQLITE_NOMEM_BKPT; } /* For a Real or Integer, use sqlite3_snprintf() to produce the UTF-8 ** string representation of the value. Then, if the required encoding ** is UTF-16le or UTF-16be do a translation. ** | > | 69034 69035 69036 69037 69038 69039 69040 69041 69042 69043 69044 69045 69046 69047 69048 | assert( !(fg&(MEM_Str|MEM_Blob)) ); assert( fg&(MEM_Int|MEM_Real) ); assert( (pMem->flags&MEM_RowSet)==0 ); assert( EIGHT_BYTE_ALIGNMENT(pMem) ); if( sqlite3VdbeMemClearAndResize(pMem, nByte) ){ pMem->enc = 0; return SQLITE_NOMEM_BKPT; } /* For a Real or Integer, use sqlite3_snprintf() to produce the UTF-8 ** string representation of the value. Then, if the required encoding ** is UTF-16le or UTF-16be do a translation. ** |
︙ | ︙ | |||
69222 69223 69224 69225 69226 69227 69228 | }else{ pMem->u.r = sqlite3VdbeRealValue(pMem); MemSetTypeFlag(pMem, MEM_Real); sqlite3VdbeIntegerAffinity(pMem); } } assert( (pMem->flags & (MEM_Int|MEM_Real|MEM_Null))!=0 ); | | | | 69316 69317 69318 69319 69320 69321 69322 69323 69324 69325 69326 69327 69328 69329 69330 69331 69332 69333 69334 69335 69336 69337 69338 69339 69340 69341 69342 69343 69344 69345 69346 69347 69348 | }else{ pMem->u.r = sqlite3VdbeRealValue(pMem); MemSetTypeFlag(pMem, MEM_Real); sqlite3VdbeIntegerAffinity(pMem); } } assert( (pMem->flags & (MEM_Int|MEM_Real|MEM_Null))!=0 ); pMem->flags &= ~(MEM_Str|MEM_Blob|MEM_Zero); return SQLITE_OK; } /* ** Cast the datatype of the value in pMem according to the affinity ** "aff". Casting is different from applying affinity in that a cast ** is forced. In other words, the value is converted into the desired ** affinity even if that results in loss of data. This routine is ** used (for example) to implement the SQL "cast()" operator. */ SQLITE_PRIVATE void sqlite3VdbeMemCast(Mem *pMem, u8 aff, u8 encoding){ if( pMem->flags & MEM_Null ) return; switch( aff ){ case SQLITE_AFF_BLOB: { /* Really a cast to BLOB */ if( (pMem->flags & MEM_Blob)==0 ){ sqlite3ValueApplyAffinity(pMem, SQLITE_AFF_TEXT, encoding); assert( pMem->flags & MEM_Str || pMem->db->mallocFailed ); if( pMem->flags & MEM_Str ) MemSetTypeFlag(pMem, MEM_Blob); }else{ pMem->flags &= ~(MEM_TypeMask&~MEM_Blob); } break; } case SQLITE_AFF_NUMERIC: { sqlite3VdbeMemNumerify(pMem); |
︙ | ︙ | |||
69665 69666 69667 69668 69669 69670 69671 | assert( pVal!=0 ); assert( pVal->db==0 || sqlite3_mutex_held(pVal->db->mutex) ); assert( (enc&3)==(enc&~SQLITE_UTF16_ALIGNED) ); assert( (pVal->flags & MEM_RowSet)==0 ); assert( (pVal->flags & (MEM_Null))==0 ); if( pVal->flags & (MEM_Blob|MEM_Str) ){ pVal->flags |= MEM_Str; | < < < | 69759 69760 69761 69762 69763 69764 69765 69766 69767 69768 69769 69770 69771 69772 | assert( pVal!=0 ); assert( pVal->db==0 || sqlite3_mutex_held(pVal->db->mutex) ); assert( (enc&3)==(enc&~SQLITE_UTF16_ALIGNED) ); assert( (pVal->flags & MEM_RowSet)==0 ); assert( (pVal->flags & (MEM_Null))==0 ); if( pVal->flags & (MEM_Blob|MEM_Str) ){ pVal->flags |= MEM_Str; if( pVal->enc != (enc & ~SQLITE_UTF16_ALIGNED) ){ sqlite3VdbeChangeEncoding(pVal, enc & ~SQLITE_UTF16_ALIGNED); } if( (enc & SQLITE_UTF16_ALIGNED)!=0 && 1==(1&SQLITE_PTR_TO_INT(pVal->z)) ){ assert( (pVal->flags & (MEM_Ephem|MEM_Static))!=0 ); if( sqlite3VdbeMemMakeWriteable(pVal)!=SQLITE_OK ){ return 0; |
︙ | ︙ | |||
69920 69921 69922 69923 69924 69925 69926 | int op; char *zVal = 0; sqlite3_value *pVal = 0; int negInt = 1; const char *zNeg = ""; int rc = SQLITE_OK; | | < < < | 70011 70012 70013 70014 70015 70016 70017 70018 70019 70020 70021 70022 70023 70024 70025 | int op; char *zVal = 0; sqlite3_value *pVal = 0; int negInt = 1; const char *zNeg = ""; int rc = SQLITE_OK; assert( pExpr!=0 ); while( (op = pExpr->op)==TK_UPLUS || op==TK_SPAN ) pExpr = pExpr->pLeft; if( NEVER(op==TK_REGISTER) ) op = pExpr->op2; /* Compressed expressions only appear when parsing the DEFAULT clause ** on a table column definition, and hence only when pCtx==0. This ** check ensures that an EP_TokenOnly expression is never passed down ** into valueFromFunction(). */ |
︙ | ︙ | |||
70047 70048 70049 70050 70051 70052 70053 | SQLITE_PRIVATE int sqlite3ValueFromExpr( sqlite3 *db, /* The database connection */ Expr *pExpr, /* The expression to evaluate */ u8 enc, /* Encoding to use */ u8 affinity, /* Affinity to use */ sqlite3_value **ppVal /* Write the new value here */ ){ | | | 70135 70136 70137 70138 70139 70140 70141 70142 70143 70144 70145 70146 70147 70148 70149 | SQLITE_PRIVATE int sqlite3ValueFromExpr( sqlite3 *db, /* The database connection */ Expr *pExpr, /* The expression to evaluate */ u8 enc, /* Encoding to use */ u8 affinity, /* Affinity to use */ sqlite3_value **ppVal /* Write the new value here */ ){ return pExpr ? valueFromExpr(db, pExpr, enc, affinity, ppVal, 0) : 0; } #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 /* ** The implementation of the sqlite_record() function. This function accepts ** a single argument of any type. The return value is a formatted database ** record (a blob) containing the argument value. |
︙ | ︙ | |||
70167 70168 70169 70170 70171 70172 70173 | } /* ** This function is used to allocate and populate UnpackedRecord ** structures intended to be compared against sample index keys stored ** in the sqlite_stat4 table. ** | | | | > > > > | | | | | | | > | > > | | | | > > > > > | > > > | > | < | | 70255 70256 70257 70258 70259 70260 70261 70262 70263 70264 70265 70266 70267 70268 70269 70270 70271 70272 70273 70274 70275 70276 70277 70278 70279 70280 70281 70282 70283 70284 70285 70286 70287 70288 70289 70290 70291 70292 70293 70294 70295 70296 70297 70298 70299 70300 70301 70302 70303 70304 70305 70306 70307 70308 70309 70310 70311 70312 70313 70314 70315 70316 70317 70318 70319 70320 70321 70322 70323 70324 70325 70326 70327 70328 70329 | } /* ** This function is used to allocate and populate UnpackedRecord ** structures intended to be compared against sample index keys stored ** in the sqlite_stat4 table. ** ** A single call to this function populates zero or more fields of the ** record starting with field iVal (fields are numbered from left to ** right starting with 0). A single field is populated if: ** ** * (pExpr==0). In this case the value is assumed to be an SQL NULL, ** ** * The expression is a bound variable, and this is a reprepare, or ** ** * The sqlite3ValueFromExpr() function is able to extract a value ** from the expression (i.e. the expression is a literal value). ** ** Or, if pExpr is a TK_VECTOR, one field is populated for each of the ** vector components that match either of the two latter criteria listed ** above. ** ** Before any value is appended to the record, the affinity of the ** corresponding column within index pIdx is applied to it. Before ** this function returns, output parameter *pnExtract is set to the ** number of values appended to the record. ** ** When this function is called, *ppRec must either point to an object ** allocated by an earlier call to this function, or must be NULL. If it ** is NULL and a value can be successfully extracted, a new UnpackedRecord ** is allocated (and *ppRec set to point to it) before returning. ** ** Unless an error is encountered, SQLITE_OK is returned. It is not an ** error if a value cannot be extracted from pExpr. If an error does ** occur, an SQLite error code is returned. */ SQLITE_PRIVATE int sqlite3Stat4ProbeSetValue( Parse *pParse, /* Parse context */ Index *pIdx, /* Index being probed */ UnpackedRecord **ppRec, /* IN/OUT: Probe record */ Expr *pExpr, /* The expression to extract a value from */ int nElem, /* Maximum number of values to append */ int iVal, /* Array element to populate */ int *pnExtract /* OUT: Values appended to the record */ ){ int rc = SQLITE_OK; int nExtract = 0; if( pExpr==0 || pExpr->op!=TK_SELECT ){ int i; struct ValueNewStat4Ctx alloc; alloc.pParse = pParse; alloc.pIdx = pIdx; alloc.ppRec = ppRec; for(i=0; i<nElem; i++){ sqlite3_value *pVal = 0; Expr *pElem = (pExpr ? sqlite3VectorFieldSubexpr(pExpr, i) : 0); u8 aff = sqlite3IndexColumnAffinity(pParse->db, pIdx, iVal+i); alloc.iVal = iVal+i; rc = stat4ValueFromExpr(pParse, pElem, aff, &alloc, &pVal); if( !pVal ) break; nExtract++; } } *pnExtract = nExtract; return rc; } /* ** Attempt to extract a value from expression pExpr using the methods ** as described for sqlite3Stat4ProbeSetValue() above. ** |
︙ | ︙ | |||
70375 70376 70377 70378 70379 70380 70381 | /* ** Create a new virtual database engine. */ SQLITE_PRIVATE Vdbe *sqlite3VdbeCreate(Parse *pParse){ sqlite3 *db = pParse->db; Vdbe *p; | | > | 70478 70479 70480 70481 70482 70483 70484 70485 70486 70487 70488 70489 70490 70491 70492 70493 70494 | /* ** Create a new virtual database engine. */ SQLITE_PRIVATE Vdbe *sqlite3VdbeCreate(Parse *pParse){ sqlite3 *db = pParse->db; Vdbe *p; p = sqlite3DbMallocRawNN(db, sizeof(Vdbe) ); if( p==0 ) return 0; memset(&p->aOp, 0, sizeof(Vdbe)-offsetof(Vdbe,aOp)); p->db = db; if( db->pVdbe ){ db->pVdbe->pPrev = p; } p->pNext = db->pVdbe; p->pPrev = 0; db->pVdbe = p; |
︙ | ︙ | |||
70538 70539 70540 70541 70542 70543 70544 | #ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS pOp->zComment = 0; #endif #ifdef SQLITE_DEBUG if( p->db->flags & SQLITE_VdbeAddopTrace ){ int jj, kk; Parse *pParse = p->pParse; | | < | 70642 70643 70644 70645 70646 70647 70648 70649 70650 70651 70652 70653 70654 70655 70656 70657 | #ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS pOp->zComment = 0; #endif #ifdef SQLITE_DEBUG if( p->db->flags & SQLITE_VdbeAddopTrace ){ int jj, kk; Parse *pParse = p->pParse; for(jj=kk=0; jj<pParse->nColCache; jj++){ struct yColCache *x = pParse->aColCache + jj; printf(" r[%d]={%d:%d}", x->iReg, x->iTable, x->iColumn); kk++; } if( kk ) printf("\n"); sqlite3VdbePrintOp(0, i, &p->aOp[i]); test_addop_breakpoint(); } |
︙ | ︙ | |||
70728 70729 70730 70731 70732 70733 70734 | int j = ADDR(x); assert( v->magic==VDBE_MAGIC_INIT ); assert( j<p->nLabel ); assert( j>=0 ); if( p->aLabel ){ p->aLabel[j] = v->nOp; } | < | 70831 70832 70833 70834 70835 70836 70837 70838 70839 70840 70841 70842 70843 70844 | int j = ADDR(x); assert( v->magic==VDBE_MAGIC_INIT ); assert( j<p->nLabel ); assert( j>=0 ); if( p->aLabel ){ p->aLabel[j] = v->nOp; } } /* ** Mark the VDBE as one that can only be run one time. */ SQLITE_PRIVATE void sqlite3VdbeRunOnlyOnce(Vdbe *p){ p->runOnlyOnce = 1; |
︙ | ︙ | |||
71119 71120 71121 71122 71123 71124 71125 | SQLITE_PRIVATE void sqlite3VdbeChangeP2(Vdbe *p, u32 addr, int val){ sqlite3VdbeGetOp(p,addr)->p2 = val; } SQLITE_PRIVATE void sqlite3VdbeChangeP3(Vdbe *p, u32 addr, int val){ sqlite3VdbeGetOp(p,addr)->p3 = val; } SQLITE_PRIVATE void sqlite3VdbeChangeP5(Vdbe *p, u8 p5){ | > | < | 71221 71222 71223 71224 71225 71226 71227 71228 71229 71230 71231 71232 71233 71234 71235 71236 71237 71238 71239 71240 71241 71242 71243 | SQLITE_PRIVATE void sqlite3VdbeChangeP2(Vdbe *p, u32 addr, int val){ sqlite3VdbeGetOp(p,addr)->p2 = val; } SQLITE_PRIVATE void sqlite3VdbeChangeP3(Vdbe *p, u32 addr, int val){ sqlite3VdbeGetOp(p,addr)->p3 = val; } SQLITE_PRIVATE void sqlite3VdbeChangeP5(Vdbe *p, u8 p5){ assert( p->nOp>0 || p->db->mallocFailed ); if( p->nOp>0 ) p->aOp[p->nOp-1].p5 = p5; } /* ** Change the P2 operand of instruction addr so that it points to ** the address of the next instruction to be coded. */ SQLITE_PRIVATE void sqlite3VdbeJumpHere(Vdbe *p, int addr){ sqlite3VdbeChangeP2(p, addr, p->nOp); } /* ** If the input FuncDef structure is ephemeral, then free it. If ** the FuncDef is not ephermal, then do nothing. |
︙ | ︙ | |||
71250 71251 71252 71253 71254 71255 71256 | } /* ** If the last opcode is "op" and it is not a jump destination, ** then remove it. Return true if and only if an opcode was removed. */ SQLITE_PRIVATE int sqlite3VdbeDeletePriorOpcode(Vdbe *p, u8 op){ | | | 71352 71353 71354 71355 71356 71357 71358 71359 71360 71361 71362 71363 71364 71365 71366 | } /* ** If the last opcode is "op" and it is not a jump destination, ** then remove it. Return true if and only if an opcode was removed. */ SQLITE_PRIVATE int sqlite3VdbeDeletePriorOpcode(Vdbe *p, u8 op){ if( p->nOp>0 && p->aOp[p->nOp-1].opcode==op ){ return sqlite3VdbeChangeToNoop(p, p->nOp-1); }else{ return 0; } } /* |
︙ | ︙ | |||
71812 71813 71814 71815 71816 71817 71818 71819 71820 71821 71822 71823 71824 71825 | fprintf(pOut, zFormat1, pc, sqlite3OpcodeName(pOp->opcode), pOp->p1, pOp->p2, pOp->p3, zP4, pOp->p5, zCom ); fflush(pOut); } #endif /* ** Release an array of N Mem elements */ static void releaseMemArray(Mem *p, int N){ if( p && N ){ Mem *pEnd = &p[N]; | > > > > > > > > > > > > > > > | 71914 71915 71916 71917 71918 71919 71920 71921 71922 71923 71924 71925 71926 71927 71928 71929 71930 71931 71932 71933 71934 71935 71936 71937 71938 71939 71940 71941 71942 | fprintf(pOut, zFormat1, pc, sqlite3OpcodeName(pOp->opcode), pOp->p1, pOp->p2, pOp->p3, zP4, pOp->p5, zCom ); fflush(pOut); } #endif /* ** Initialize an array of N Mem element. */ static void initMemArray(Mem *p, int N, sqlite3 *db, u16 flags){ while( (N--)>0 ){ p->db = db; p->flags = flags; p->szMalloc = 0; #ifdef SQLITE_DEBUG p->pScopyFrom = 0; #endif p++; } } /* ** Release an array of N Mem elements */ static void releaseMemArray(Mem *p, int N){ if( p && N ){ Mem *pEnd = &p[N]; |
︙ | ︙ | |||
72024 72025 72026 72027 72028 72029 72030 72031 72032 72033 72034 72035 72036 72037 | if( sqlite3VdbeMemClearAndResize(pMem, 100) ){ /* P4 */ assert( p->db->mallocFailed ); return SQLITE_ERROR; } pMem->flags = MEM_Str|MEM_Term; zP4 = displayP4(pOp, pMem->z, pMem->szMalloc); if( zP4!=pMem->z ){ sqlite3VdbeMemSetStr(pMem, zP4, -1, SQLITE_UTF8, 0); }else{ assert( pMem->z!=0 ); pMem->n = sqlite3Strlen30(pMem->z); pMem->enc = SQLITE_UTF8; } pMem++; | > | 72141 72142 72143 72144 72145 72146 72147 72148 72149 72150 72151 72152 72153 72154 72155 | if( sqlite3VdbeMemClearAndResize(pMem, 100) ){ /* P4 */ assert( p->db->mallocFailed ); return SQLITE_ERROR; } pMem->flags = MEM_Str|MEM_Term; zP4 = displayP4(pOp, pMem->z, pMem->szMalloc); if( zP4!=pMem->z ){ pMem->n = 0; sqlite3VdbeMemSetStr(pMem, zP4, -1, SQLITE_UTF8, 0); }else{ assert( pMem->z!=0 ); pMem->n = sqlite3Strlen30(pMem->z); pMem->enc = SQLITE_UTF8; } pMem++; |
︙ | ︙ | |||
72166 72167 72168 72169 72170 72171 72172 | ** running it. */ SQLITE_PRIVATE void sqlite3VdbeRewind(Vdbe *p){ #if defined(SQLITE_DEBUG) || defined(VDBE_PROFILE) int i; #endif assert( p!=0 ); | | | 72284 72285 72286 72287 72288 72289 72290 72291 72292 72293 72294 72295 72296 72297 72298 | ** running it. */ SQLITE_PRIVATE void sqlite3VdbeRewind(Vdbe *p){ #if defined(SQLITE_DEBUG) || defined(VDBE_PROFILE) int i; #endif assert( p!=0 ); assert( p->magic==VDBE_MAGIC_INIT || p->magic==VDBE_MAGIC_RESET ); /* There should be at least one opcode. */ assert( p->nOp>0 ); /* Set the magic to VDBE_MAGIC_RUN sooner rather than later. */ p->magic = VDBE_MAGIC_RUN; |
︙ | ︙ | |||
72223 72224 72225 72226 72227 72228 72229 | Parse *pParse /* Parsing context */ ){ sqlite3 *db; /* The database connection */ int nVar; /* Number of parameters */ int nMem; /* Number of VM memory registers */ int nCursor; /* Number of cursors required */ int nArg; /* Number of arguments in subprograms */ | < < < < < | < | 72341 72342 72343 72344 72345 72346 72347 72348 72349 72350 72351 72352 72353 72354 72355 72356 72357 72358 72359 72360 72361 72362 72363 72364 72365 72366 72367 72368 72369 72370 72371 72372 72373 72374 72375 72376 72377 72378 72379 72380 72381 72382 72383 72384 72385 72386 72387 | Parse *pParse /* Parsing context */ ){ sqlite3 *db; /* The database connection */ int nVar; /* Number of parameters */ int nMem; /* Number of VM memory registers */ int nCursor; /* Number of cursors required */ int nArg; /* Number of arguments in subprograms */ int n; /* Loop counter */ struct ReusableSpace x; /* Reusable bulk memory */ assert( p!=0 ); assert( p->nOp>0 ); assert( pParse!=0 ); assert( p->magic==VDBE_MAGIC_INIT ); assert( pParse==p->pParse ); db = p->db; assert( db->mallocFailed==0 ); nVar = pParse->nVar; nMem = pParse->nMem; nCursor = pParse->nTab; nArg = pParse->nMaxArg; /* Each cursor uses a memory cell. The first cursor (cursor 0) can ** use aMem[0] which is not otherwise used by the VDBE program. Allocate ** space at the end of aMem[] for cursors 1 and greater. ** See also: allocateCursor(). */ nMem += nCursor; if( nCursor==0 && nMem>0 ) nMem++; /* Space for aMem[0] even if not used */ /* Figure out how much reusable memory is available at the end of the ** opcode array. This extra memory will be reallocated for other elements ** of the prepared statement. */ n = ROUND8(sizeof(Op)*p->nOp); /* Bytes of opcode memory used */ x.pSpace = &((u8*)p->aOp)[n]; /* Unused opcode memory */ assert( EIGHT_BYTE_ALIGNMENT(x.pSpace) ); x.nFree = ROUNDDOWN8(pParse->szOpAlloc - n); /* Bytes of unused memory */ assert( x.nFree>=0 ); assert( EIGHT_BYTE_ALIGNMENT(&x.pSpace[x.nFree]) ); resolveP2Values(p, &nArg); p->usesStmtJournal = (u8)(pParse->isMultiWrite && pParse->mayAbort); if( pParse->explain && nMem<10 ){ nMem = 10; } p->expired = 0; |
︙ | ︙ | |||
72286 72287 72288 72289 72290 72291 72292 | */ do { x.nNeeded = 0; p->aMem = allocSpace(&x, p->aMem, nMem*sizeof(Mem)); p->aVar = allocSpace(&x, p->aVar, nVar*sizeof(Mem)); p->apArg = allocSpace(&x, p->apArg, nArg*sizeof(Mem*)); p->apCsr = allocSpace(&x, p->apCsr, nCursor*sizeof(VdbeCursor*)); | < | < < < < < < < < < > > > > | > > > > < | > > | > | < < | 72398 72399 72400 72401 72402 72403 72404 72405 72406 72407 72408 72409 72410 72411 72412 72413 72414 72415 72416 72417 72418 72419 72420 72421 72422 72423 72424 72425 72426 72427 72428 72429 72430 72431 72432 72433 72434 72435 72436 72437 72438 72439 | */ do { x.nNeeded = 0; p->aMem = allocSpace(&x, p->aMem, nMem*sizeof(Mem)); p->aVar = allocSpace(&x, p->aVar, nVar*sizeof(Mem)); p->apArg = allocSpace(&x, p->apArg, nArg*sizeof(Mem*)); p->apCsr = allocSpace(&x, p->apCsr, nCursor*sizeof(VdbeCursor*)); #ifdef SQLITE_ENABLE_STMT_SCANSTATUS p->anExec = allocSpace(&x, p->anExec, p->nOp*sizeof(i64)); #endif if( x.nNeeded==0 ) break; x.pSpace = p->pFree = sqlite3DbMallocRawNN(db, x.nNeeded); x.nFree = x.nNeeded; }while( !db->mallocFailed ); p->nzVar = pParse->nzVar; p->azVar = pParse->azVar; pParse->nzVar = 0; pParse->azVar = 0; p->explain = pParse->explain; if( db->mallocFailed ){ p->nVar = 0; p->nCursor = 0; p->nMem = 0; }else{ p->nCursor = nCursor; p->nVar = (ynVar)nVar; initMemArray(p->aVar, nVar, db, MEM_Null); p->nMem = nMem; initMemArray(p->aMem, nMem, db, MEM_Undefined); memset(p->apCsr, 0, nCursor*sizeof(VdbeCursor*)); #ifdef SQLITE_ENABLE_STMT_SCANSTATUS memset(p->anExec, 0, p->nOp*sizeof(i64)); #endif } sqlite3VdbeRewind(p); } /* ** Close a VDBE cursor and release all the resources that cursor ** happens to hold. */ |
︙ | ︙ | |||
72384 72385 72386 72387 72388 72389 72390 | */ SQLITE_PRIVATE int sqlite3VdbeFrameRestore(VdbeFrame *pFrame){ Vdbe *v = pFrame->v; closeCursorsInFrame(v); #ifdef SQLITE_ENABLE_STMT_SCANSTATUS v->anExec = pFrame->anExec; #endif | < < | 72494 72495 72496 72497 72498 72499 72500 72501 72502 72503 72504 72505 72506 72507 | */ SQLITE_PRIVATE int sqlite3VdbeFrameRestore(VdbeFrame *pFrame){ Vdbe *v = pFrame->v; closeCursorsInFrame(v); #ifdef SQLITE_ENABLE_STMT_SCANSTATUS v->anExec = pFrame->anExec; #endif v->aOp = pFrame->aOp; v->nOp = pFrame->nOp; v->aMem = pFrame->aMem; v->nMem = pFrame->nMem; v->apCsr = pFrame->apCsr; v->nCursor = pFrame->nCursor; v->db->lastRowid = pFrame->lastRowid; |
︙ | ︙ | |||
72469 72470 72471 72472 72473 72474 72475 | int n; sqlite3 *db = p->db; releaseMemArray(p->aColName, p->nResColumn*COLNAME_N); sqlite3DbFree(db, p->aColName); n = nResColumn*COLNAME_N; p->nResColumn = (u16)nResColumn; | | < < < | < | 72577 72578 72579 72580 72581 72582 72583 72584 72585 72586 72587 72588 72589 72590 72591 72592 72593 | int n; sqlite3 *db = p->db; releaseMemArray(p->aColName, p->nResColumn*COLNAME_N); sqlite3DbFree(db, p->aColName); n = nResColumn*COLNAME_N; p->nResColumn = (u16)nResColumn; p->aColName = pColName = (Mem*)sqlite3DbMallocRawNN(db, sizeof(Mem)*n ); if( p->aColName==0 ) return; initMemArray(p->aColName, n, p->db, MEM_Null); } /* ** Set the name of the idx'th column to be returned by the SQL statement. ** zName must be a pointer to a nul terminated string. ** ** This call must be made after a call to sqlite3VdbeSetNumCols(). |
︙ | ︙ | |||
72926 72927 72928 72929 72930 72931 72932 | ** state. We need to rollback the statement transaction, if there is ** one, or the complete transaction if there is no statement transaction. */ if( db->mallocFailed ){ p->rc = SQLITE_NOMEM_BKPT; } | < | 73030 73031 73032 73033 73034 73035 73036 73037 73038 73039 73040 73041 73042 73043 | ** state. We need to rollback the statement transaction, if there is ** one, or the complete transaction if there is no statement transaction. */ if( db->mallocFailed ){ p->rc = SQLITE_NOMEM_BKPT; } closeAllCursors(p); if( p->magic!=VDBE_MAGIC_RUN ){ return SQLITE_OK; } checkActiveVdbeCnt(db); /* No commit or rollback needed if the program never started or if the |
︙ | ︙ | |||
73238 73239 73240 73241 73242 73243 73244 | sqlite3VdbePrintOp(out, i, &p->aOp[i]); } fclose(out); } } #endif p->iCurrentTime = 0; | | | 73341 73342 73343 73344 73345 73346 73347 73348 73349 73350 73351 73352 73353 73354 73355 | sqlite3VdbePrintOp(out, i, &p->aOp[i]); } fclose(out); } } #endif p->iCurrentTime = 0; p->magic = VDBE_MAGIC_RESET; return p->rc & db->errMask; } /* ** Clean up and delete a VDBE after execution. Return an integer which is ** the result code. Write any error message text into *pzErrMsg. */ |
︙ | ︙ | |||
73302 73303 73304 73305 73306 73307 73308 | ** VdbeDelete() also unlinks the Vdbe from the list of VMs associated with ** the database connection and frees the object itself. */ SQLITE_PRIVATE void sqlite3VdbeClearObject(sqlite3 *db, Vdbe *p){ SubProgram *pSub, *pNext; int i; assert( p->db==0 || p->db==db ); | < > > | | > > < | 73405 73406 73407 73408 73409 73410 73411 73412 73413 73414 73415 73416 73417 73418 73419 73420 73421 73422 73423 73424 73425 73426 73427 73428 73429 73430 73431 73432 73433 | ** VdbeDelete() also unlinks the Vdbe from the list of VMs associated with ** the database connection and frees the object itself. */ SQLITE_PRIVATE void sqlite3VdbeClearObject(sqlite3 *db, Vdbe *p){ SubProgram *pSub, *pNext; int i; assert( p->db==0 || p->db==db ); releaseMemArray(p->aColName, p->nResColumn*COLNAME_N); for(pSub=p->pProgram; pSub; pSub=pNext){ pNext = pSub->pNext; vdbeFreeOpArray(db, pSub->aOp, pSub->nOp); sqlite3DbFree(db, pSub); } if( p->magic!=VDBE_MAGIC_INIT ){ releaseMemArray(p->aVar, p->nVar); for(i=p->nzVar-1; i>=0; i--) sqlite3DbFree(db, p->azVar[i]); sqlite3DbFree(db, p->azVar); sqlite3DbFree(db, p->pFree); } vdbeFreeOpArray(db, p->aOp, p->nOp); sqlite3DbFree(db, p->aColName); sqlite3DbFree(db, p->zSql); #ifdef SQLITE_ENABLE_STMT_SCANSTATUS for(i=0; i<p->nScan; i++){ sqlite3DbFree(db, p->aScan[i].zName); } sqlite3DbFree(db, p->aScan); #endif } |
︙ | ︙ | |||
74069 74070 74071 74072 74073 74074 74075 74076 74077 74078 74079 74080 74081 74082 | rc = pColl->xCmp(pColl->pUser, n1, v1, n2, v2); if( (v1==0 || v2==0) && prcErr ) *prcErr = SQLITE_NOMEM_BKPT; sqlite3VdbeMemRelease(&c1); sqlite3VdbeMemRelease(&c2); return rc; } } /* ** Compare two blobs. Return negative, zero, or positive if the first ** is less than, equal to, or greater than the second, respectively. ** If one blob is a prefix of the other, then the shorter is the lessor. */ static SQLITE_NOINLINE int sqlite3BlobCompare(const Mem *pB1, const Mem *pB2){ | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | | | 74174 74175 74176 74177 74178 74179 74180 74181 74182 74183 74184 74185 74186 74187 74188 74189 74190 74191 74192 74193 74194 74195 74196 74197 74198 74199 74200 74201 74202 74203 74204 74205 74206 74207 74208 74209 74210 74211 74212 74213 74214 74215 74216 74217 74218 74219 74220 74221 74222 74223 74224 74225 74226 74227 74228 74229 74230 74231 | rc = pColl->xCmp(pColl->pUser, n1, v1, n2, v2); if( (v1==0 || v2==0) && prcErr ) *prcErr = SQLITE_NOMEM_BKPT; sqlite3VdbeMemRelease(&c1); sqlite3VdbeMemRelease(&c2); return rc; } } /* ** The input pBlob is guaranteed to be a Blob that is not marked ** with MEM_Zero. Return true if it could be a zero-blob. */ static int isAllZero(const char *z, int n){ int i; for(i=0; i<n; i++){ if( z[i] ) return 0; } return 1; } /* ** Compare two blobs. Return negative, zero, or positive if the first ** is less than, equal to, or greater than the second, respectively. ** If one blob is a prefix of the other, then the shorter is the lessor. */ static SQLITE_NOINLINE int sqlite3BlobCompare(const Mem *pB1, const Mem *pB2){ int c; int n1 = pB1->n; int n2 = pB2->n; /* It is possible to have a Blob value that has some non-zero content ** followed by zero content. But that only comes up for Blobs formed ** by the OP_MakeRecord opcode, and such Blobs never get passed into ** sqlite3MemCompare(). */ assert( (pB1->flags & MEM_Zero)==0 || n1==0 ); assert( (pB2->flags & MEM_Zero)==0 || n2==0 ); if( (pB1->flags|pB2->flags) & MEM_Zero ){ if( pB1->flags & pB2->flags & MEM_Zero ){ return pB1->u.nZero - pB2->u.nZero; }else if( pB1->flags & MEM_Zero ){ if( !isAllZero(pB2->z, pB2->n) ) return -1; return pB1->u.nZero - n2; }else{ if( !isAllZero(pB1->z, pB1->n) ) return +1; return n1 - pB2->u.nZero; } } c = memcmp(pB1->z, pB2->z, n1>n2 ? n2 : n1); if( c ) return c; return n1 - n2; } /* ** Do a comparison between a 64-bit signed integer and a 64-bit floating-point ** number. Return negative, zero, or positive if the first (i64) is less than, ** equal to, or greater than the second (double). */ |
︙ | ︙ | |||
74384 74385 74386 74387 74388 74389 74390 74391 74392 74393 74394 74395 74396 74397 74398 74399 74400 74401 74402 74403 74404 74405 74406 74407 74408 | if( rc==0 ) rc = mem1.n - pRhs->n; } } } /* RHS is a blob */ else if( pRhs->flags & MEM_Blob ){ getVarint32(&aKey1[idx1], serial_type); testcase( serial_type==12 ); if( serial_type<12 || (serial_type & 0x01) ){ rc = -1; }else{ int nStr = (serial_type - 12) / 2; testcase( (d1+nStr)==(unsigned)nKey1 ); testcase( (d1+nStr+1)==(unsigned)nKey1 ); if( (d1+nStr) > (unsigned)nKey1 ){ pPKey2->errCode = (u8)SQLITE_CORRUPT_BKPT; return 0; /* Corruption */ }else{ int nCmp = MIN(nStr, pRhs->n); rc = memcmp(&aKey1[d1], pRhs->z, nCmp); if( rc==0 ) rc = nStr - pRhs->n; } } } | > > > > > > > | 74523 74524 74525 74526 74527 74528 74529 74530 74531 74532 74533 74534 74535 74536 74537 74538 74539 74540 74541 74542 74543 74544 74545 74546 74547 74548 74549 74550 74551 74552 74553 74554 | if( rc==0 ) rc = mem1.n - pRhs->n; } } } /* RHS is a blob */ else if( pRhs->flags & MEM_Blob ){ assert( (pRhs->flags & MEM_Zero)==0 || pRhs->n==0 ); getVarint32(&aKey1[idx1], serial_type); testcase( serial_type==12 ); if( serial_type<12 || (serial_type & 0x01) ){ rc = -1; }else{ int nStr = (serial_type - 12) / 2; testcase( (d1+nStr)==(unsigned)nKey1 ); testcase( (d1+nStr+1)==(unsigned)nKey1 ); if( (d1+nStr) > (unsigned)nKey1 ){ pPKey2->errCode = (u8)SQLITE_CORRUPT_BKPT; return 0; /* Corruption */ }else if( pRhs->flags & MEM_Zero ){ if( !isAllZero((const char*)&aKey1[d1],nStr) ){ rc = 1; }else{ rc = nStr - pRhs->u.nZero; } }else{ int nCmp = MIN(nStr, pRhs->n); rc = memcmp(&aKey1[d1], pRhs->z, nCmp); if( rc==0 ) rc = nStr - pRhs->n; } } } |
︙ | ︙ | |||
74465 74466 74467 74468 74469 74470 74471 | UnpackedRecord *pPKey2 /* Right key */ ){ const u8 *aKey = &((const u8*)pKey1)[*(const u8*)pKey1 & 0x3F]; int serial_type = ((const u8*)pKey1)[1]; int res; u32 y; u64 x; | | | 74611 74612 74613 74614 74615 74616 74617 74618 74619 74620 74621 74622 74623 74624 74625 | UnpackedRecord *pPKey2 /* Right key */ ){ const u8 *aKey = &((const u8*)pKey1)[*(const u8*)pKey1 & 0x3F]; int serial_type = ((const u8*)pKey1)[1]; int res; u32 y; u64 x; i64 v; i64 lhs; vdbeAssertFieldCountWithinLimits(nKey1, pKey1, pPKey2->pKeyInfo); assert( (*(u8*)pKey1)<=0x3F || CORRUPT_DB ); switch( serial_type ){ case 1: { /* 1-byte signed integer */ lhs = ONE_BYTE_INT(aKey); |
︙ | ︙ | |||
74524 74525 74526 74527 74528 74529 74530 74531 74532 74533 74534 74535 74536 74537 | case 0: case 7: return sqlite3VdbeRecordCompare(nKey1, pKey1, pPKey2); default: return sqlite3VdbeRecordCompare(nKey1, pKey1, pPKey2); } if( v>lhs ){ res = pPKey2->r1; }else if( v<lhs ){ res = pPKey2->r2; }else if( pPKey2->nField>1 ){ /* The first fields of the two keys are equal. Compare the trailing ** fields. */ | > | 74670 74671 74672 74673 74674 74675 74676 74677 74678 74679 74680 74681 74682 74683 74684 | case 0: case 7: return sqlite3VdbeRecordCompare(nKey1, pKey1, pPKey2); default: return sqlite3VdbeRecordCompare(nKey1, pKey1, pPKey2); } v = pPKey2->aMem[0].u.i; if( v>lhs ){ res = pPKey2->r1; }else if( v<lhs ){ res = pPKey2->r2; }else if( pPKey2->nField>1 ){ /* The first fields of the two keys are equal. Compare the trailing ** fields. */ |
︙ | ︙ | |||
75118 75119 75120 75121 75122 75123 75124 | /**************************** sqlite3_value_ ******************************* ** The following routines extract information from a Mem or sqlite3_value ** structure. */ SQLITE_API const void *sqlite3_value_blob(sqlite3_value *pVal){ Mem *p = (Mem*)pVal; if( p->flags & (MEM_Blob|MEM_Str) ){ | | | 75265 75266 75267 75268 75269 75270 75271 75272 75273 75274 75275 75276 75277 75278 75279 | /**************************** sqlite3_value_ ******************************* ** The following routines extract information from a Mem or sqlite3_value ** structure. */ SQLITE_API const void *sqlite3_value_blob(sqlite3_value *pVal){ Mem *p = (Mem*)pVal; if( p->flags & (MEM_Blob|MEM_Str) ){ if( ExpandBlob(p)!=SQLITE_OK ){ assert( p->flags==MEM_Null && p->z==0 ); return 0; } p->flags |= MEM_Blob; return p->n ? p->z : 0; }else{ return sqlite3_value_text(pVal); |
︙ | ︙ | |||
75448 75449 75450 75451 75452 75453 75454 | Btree *pBt = db->aDb[i].pBt; if( pBt ){ int nEntry; sqlite3BtreeEnter(pBt); nEntry = sqlite3PagerWalCallback(sqlite3BtreePager(pBt)); sqlite3BtreeLeave(pBt); if( db->xWalCallback && nEntry>0 && rc==SQLITE_OK ){ | | | 75595 75596 75597 75598 75599 75600 75601 75602 75603 75604 75605 75606 75607 75608 75609 | Btree *pBt = db->aDb[i].pBt; if( pBt ){ int nEntry; sqlite3BtreeEnter(pBt); nEntry = sqlite3PagerWalCallback(sqlite3BtreePager(pBt)); sqlite3BtreeLeave(pBt); if( db->xWalCallback && nEntry>0 && rc==SQLITE_OK ){ rc = db->xWalCallback(db->pWalArg, db, db->aDb[i].zDbSName, nEntry); } } } #endif return rc; } |
︙ | ︙ | |||
75901 75902 75903 75904 75905 75906 75907 | ** of NULL. */ static Mem *columnMem(sqlite3_stmt *pStmt, int i){ Vdbe *pVm; Mem *pOut; pVm = (Vdbe *)pStmt; | > | | > < < | < | 76048 76049 76050 76051 76052 76053 76054 76055 76056 76057 76058 76059 76060 76061 76062 76063 76064 76065 76066 76067 76068 | ** of NULL. */ static Mem *columnMem(sqlite3_stmt *pStmt, int i){ Vdbe *pVm; Mem *pOut; pVm = (Vdbe *)pStmt; if( pVm==0 ) return (Mem*)columnNullValue(); assert( pVm->db ); sqlite3_mutex_enter(pVm->db->mutex); if( pVm->pResultSet!=0 && i<pVm->nResColumn && i>=0 ){ pOut = &pVm->pResultSet[i]; }else{ sqlite3Error(pVm->db, SQLITE_RANGE); pOut = (Mem*)columnNullValue(); } return pOut; } /* ** This function is called after invoking an sqlite3_value_XXX function on a |
︙ | ︙ | |||
75941 75942 75943 75944 75945 75946 75947 75948 75949 75950 75951 75952 75953 75954 | /* If malloc() failed during an encoding conversion within an ** sqlite3_column_XXX API, then set the return code of the statement to ** SQLITE_NOMEM. The next call to _step() (if any) will return SQLITE_ERROR ** and _finalize() will return NOMEM. */ Vdbe *p = (Vdbe *)pStmt; if( p ){ p->rc = sqlite3ApiExit(p->db, p->rc); sqlite3_mutex_leave(p->db->mutex); } } /**************************** sqlite3_column_ ******************************* ** The following routines are used to access elements of the current row | > > | 76087 76088 76089 76090 76091 76092 76093 76094 76095 76096 76097 76098 76099 76100 76101 76102 | /* If malloc() failed during an encoding conversion within an ** sqlite3_column_XXX API, then set the return code of the statement to ** SQLITE_NOMEM. The next call to _step() (if any) will return SQLITE_ERROR ** and _finalize() will return NOMEM. */ Vdbe *p = (Vdbe *)pStmt; if( p ){ assert( p->db!=0 ); assert( sqlite3_mutex_held(p->db->mutex) ); p->rc = sqlite3ApiExit(p->db, p->rc); sqlite3_mutex_leave(p->db->mutex); } } /**************************** sqlite3_column_ ******************************* ** The following routines are used to access elements of the current row |
︙ | ︙ | |||
76517 76518 76519 76520 76521 76522 76523 | } /* ** Return true if the prepared statement is in need of being reset. */ SQLITE_API int sqlite3_stmt_busy(sqlite3_stmt *pStmt){ Vdbe *v = (Vdbe*)pStmt; | | | 76665 76666 76667 76668 76669 76670 76671 76672 76673 76674 76675 76676 76677 76678 76679 | } /* ** Return true if the prepared statement is in need of being reset. */ SQLITE_API int sqlite3_stmt_busy(sqlite3_stmt *pStmt){ Vdbe *v = (Vdbe*)pStmt; return v!=0 && v->magic==VDBE_MAGIC_RUN && v->pc>=0; } /* ** Return a pointer to the next prepared statement after pStmt associated ** with database connection pDb. If pStmt is NULL, return the first ** prepared statement for the database connection. Return NULL if there ** are no more. |
︙ | ︙ | |||
76724 76725 76726 76727 76728 76729 76730 | if( p->op==SQLITE_INSERT ){ /* For an INSERT, memory cell p->iNewReg contains the serialized record ** that is being inserted. Deserialize it. */ UnpackedRecord *pUnpack = p->pNewUnpacked; if( !pUnpack ){ Mem *pData = &p->v->aMem[p->iNewReg]; | | | 76872 76873 76874 76875 76876 76877 76878 76879 76880 76881 76882 76883 76884 76885 76886 | if( p->op==SQLITE_INSERT ){ /* For an INSERT, memory cell p->iNewReg contains the serialized record ** that is being inserted. Deserialize it. */ UnpackedRecord *pUnpack = p->pNewUnpacked; if( !pUnpack ){ Mem *pData = &p->v->aMem[p->iNewReg]; rc = ExpandBlob(pData); if( rc!=SQLITE_OK ) goto preupdate_new_out; pUnpack = vdbeUnpackRecord(&p->keyinfo, pData->n, pData->z); if( !pUnpack ){ rc = SQLITE_NOMEM; goto preupdate_new_out; } p->pNewUnpacked = pUnpack; |
︙ | ︙ | |||
77706 77707 77708 77709 77710 77711 77712 | #ifdef SQLITE_DEBUG int nExtraDelete = 0; /* Verifies FORDELETE and AUXDELETE flags */ #endif int rc = SQLITE_OK; /* Value to return */ sqlite3 *db = p->db; /* The database */ u8 resetSchemaOnFault = 0; /* Reset schema after an error if positive */ u8 encoding = ENC(db); /* The database encoding */ | | | 77854 77855 77856 77857 77858 77859 77860 77861 77862 77863 77864 77865 77866 77867 77868 | #ifdef SQLITE_DEBUG int nExtraDelete = 0; /* Verifies FORDELETE and AUXDELETE flags */ #endif int rc = SQLITE_OK; /* Value to return */ sqlite3 *db = p->db; /* The database */ u8 resetSchemaOnFault = 0; /* Reset schema after an error if positive */ u8 encoding = ENC(db); /* The database encoding */ int iCompare = 0; /* Result of last comparison */ unsigned nVmStep = 0; /* Number of virtual machine steps */ #ifndef SQLITE_OMIT_PROGRESS_CALLBACK unsigned nProgressLimit = 0;/* Invoke xProgress() when nVmStep reaches this */ #endif Mem *aMem = p->aMem; /* Copy of p->aMem */ Mem *pIn1 = 0; /* 1st input operand */ Mem *pIn2 = 0; /* 2nd input operand */ |
︙ | ︙ | |||
78038 78039 78040 78041 78042 78043 78044 | pIn1->u.i = (int)(pOp - aOp); REGISTER_TRACE(pOp->p1, pIn1); pOp = &aOp[pcDest]; break; } /* Opcode: HaltIfNull P1 P2 P3 P4 P5 | | | 78186 78187 78188 78189 78190 78191 78192 78193 78194 78195 78196 78197 78198 78199 78200 | pIn1->u.i = (int)(pOp - aOp); REGISTER_TRACE(pOp->p1, pIn1); pOp = &aOp[pcDest]; break; } /* Opcode: HaltIfNull P1 P2 P3 P4 P5 ** Synopsis: if r[P3]=null halt ** ** Check the value in register P3. If it is NULL then Halt using ** parameter P1, P2, and P4 as if this were a Halt instruction. If the ** value in register P3 is not NULL, then this routine is a no-op. ** The P5 parameter should be 1. */ case OP_HaltIfNull: { /* in3 */ |
︙ | ︙ | |||
78251 78252 78253 78254 78255 78256 78257 | if( pIn3->u.i==pOp->p5 ) pOut->flags = MEM_Blob|MEM_Static|MEM_Term; } #endif break; } /* Opcode: Null P1 P2 P3 * * | | > > | | 78399 78400 78401 78402 78403 78404 78405 78406 78407 78408 78409 78410 78411 78412 78413 78414 78415 78416 78417 78418 78419 78420 78421 78422 78423 78424 78425 78426 78427 78428 78429 78430 78431 78432 78433 78434 78435 78436 78437 78438 78439 78440 78441 78442 78443 78444 | if( pIn3->u.i==pOp->p5 ) pOut->flags = MEM_Blob|MEM_Static|MEM_Term; } #endif break; } /* Opcode: Null P1 P2 P3 * * ** Synopsis: r[P2..P3]=NULL ** ** Write a NULL into registers P2. If P3 greater than P2, then also write ** NULL into register P3 and every register in between P2 and P3. If P3 ** is less than P2 (typically P3 is zero) then only register P2 is ** set to NULL. ** ** If the P1 value is non-zero, then also set the MEM_Cleared flag so that ** NULL values will not compare equal even if SQLITE_NULLEQ is set on ** OP_Ne or OP_Eq. */ case OP_Null: { /* out2 */ int cnt; u16 nullFlag; pOut = out2Prerelease(p, pOp); cnt = pOp->p3-pOp->p2; assert( pOp->p3<=(p->nMem+1 - p->nCursor) ); pOut->flags = nullFlag = pOp->p1 ? (MEM_Null|MEM_Cleared) : MEM_Null; pOut->n = 0; while( cnt>0 ){ pOut++; memAboutToChange(p, pOut); sqlite3VdbeMemSetNull(pOut); pOut->flags = nullFlag; pOut->n = 0; cnt--; } break; } /* Opcode: SoftNull P1 * * * * ** Synopsis: r[P1]=NULL ** ** Set register P1 to have the value NULL as seen by the OP_MakeRecord ** instruction, but do not free any string or blob memory associated with ** the register, so that if the value was a string or blob that was ** previously copied using OP_SCopy, the copies will continue to be valid. */ case OP_SoftNull: { |
︙ | ︙ | |||
78333 78334 78335 78336 78337 78338 78339 | pOut = out2Prerelease(p, pOp); sqlite3VdbeMemShallowCopy(pOut, pVar, MEM_Static); UPDATE_MAX_BLOBSIZE(pOut); break; } /* Opcode: Move P1 P2 P3 * * | | | 78483 78484 78485 78486 78487 78488 78489 78490 78491 78492 78493 78494 78495 78496 78497 | pOut = out2Prerelease(p, pOp); sqlite3VdbeMemShallowCopy(pOut, pVar, MEM_Static); UPDATE_MAX_BLOBSIZE(pOut); break; } /* Opcode: Move P1 P2 P3 * * ** Synopsis: r[P2@P3]=r[P1@P3] ** ** Move the P3 values in register P1..P1+P3-1 over into ** registers P2..P2+P3-1. Registers P1..P1+P3-1 are ** left holding a NULL. It is an error for register ranges ** P1..P1+P3-1 and P2..P2+P3-1 to overlap. It is an error ** for P3 to be less than 1. */ |
︙ | ︙ | |||
78443 78444 78445 78446 78447 78448 78449 | assert( (pIn1->flags & MEM_Int)!=0 ); pOut = &aMem[pOp->p2]; sqlite3VdbeMemSetInt64(pOut, pIn1->u.i); break; } /* Opcode: ResultRow P1 P2 * * * | | | 78593 78594 78595 78596 78597 78598 78599 78600 78601 78602 78603 78604 78605 78606 78607 | assert( (pIn1->flags & MEM_Int)!=0 ); pOut = &aMem[pOp->p2]; sqlite3VdbeMemSetInt64(pOut, pIn1->u.i); break; } /* Opcode: ResultRow P1 P2 * * * ** Synopsis: output=r[P1@P2] ** ** The registers P1 through P1+P2-1 contain a single row of ** results. This opcode causes the sqlite3_step() call to terminate ** with an SQLITE_ROW return code and it sets up the sqlite3_stmt ** structure to provide access to the r(P1)..r(P1+P2-1) values as ** the result row. */ |
︙ | ︙ | |||
78576 78577 78578 78579 78580 78581 78582 | pOut->n = (int)nByte; pOut->enc = encoding; UPDATE_MAX_BLOBSIZE(pOut); break; } /* Opcode: Add P1 P2 P3 * * | | | | | | | 78726 78727 78728 78729 78730 78731 78732 78733 78734 78735 78736 78737 78738 78739 78740 78741 78742 78743 78744 78745 78746 78747 78748 78749 78750 78751 78752 78753 78754 78755 78756 78757 78758 78759 78760 78761 78762 78763 78764 78765 78766 78767 78768 78769 78770 | pOut->n = (int)nByte; pOut->enc = encoding; UPDATE_MAX_BLOBSIZE(pOut); break; } /* Opcode: Add P1 P2 P3 * * ** Synopsis: r[P3]=r[P1]+r[P2] ** ** Add the value in register P1 to the value in register P2 ** and store the result in register P3. ** If either input is NULL, the result is NULL. */ /* Opcode: Multiply P1 P2 P3 * * ** Synopsis: r[P3]=r[P1]*r[P2] ** ** ** Multiply the value in register P1 by the value in register P2 ** and store the result in register P3. ** If either input is NULL, the result is NULL. */ /* Opcode: Subtract P1 P2 P3 * * ** Synopsis: r[P3]=r[P2]-r[P1] ** ** Subtract the value in register P1 from the value in register P2 ** and store the result in register P3. ** If either input is NULL, the result is NULL. */ /* Opcode: Divide P1 P2 P3 * * ** Synopsis: r[P3]=r[P2]/r[P1] ** ** Divide the value in register P1 by the value in register P2 ** and store the result in register P3 (P3=P2/P1). If the value in ** register P1 is zero, then the result is NULL. If either input is ** NULL, the result is NULL. */ /* Opcode: Remainder P1 P2 P3 * * ** Synopsis: r[P3]=r[P2]%r[P1] ** ** Compute the remainder after integer register P2 is divided by ** register P1 and store the result in register P3. ** If the value in register P1 is zero the result is NULL. ** If either operand is NULL, the result is NULL. */ case OP_Add: /* same as TK_PLUS, in1, in2, out3 */ |
︙ | ︙ | |||
78839 78840 78841 78842 78843 78844 78845 | REGISTER_TRACE(pOp->p3, pCtx->pOut); UPDATE_MAX_BLOBSIZE(pCtx->pOut); break; } /* Opcode: BitAnd P1 P2 P3 * * | | | | | | 78989 78990 78991 78992 78993 78994 78995 78996 78997 78998 78999 79000 79001 79002 79003 79004 79005 79006 79007 79008 79009 79010 79011 79012 79013 79014 79015 79016 79017 79018 79019 79020 79021 79022 79023 79024 79025 | REGISTER_TRACE(pOp->p3, pCtx->pOut); UPDATE_MAX_BLOBSIZE(pCtx->pOut); break; } /* Opcode: BitAnd P1 P2 P3 * * ** Synopsis: r[P3]=r[P1]&r[P2] ** ** Take the bit-wise AND of the values in register P1 and P2 and ** store the result in register P3. ** If either input is NULL, the result is NULL. */ /* Opcode: BitOr P1 P2 P3 * * ** Synopsis: r[P3]=r[P1]|r[P2] ** ** Take the bit-wise OR of the values in register P1 and P2 and ** store the result in register P3. ** If either input is NULL, the result is NULL. */ /* Opcode: ShiftLeft P1 P2 P3 * * ** Synopsis: r[P3]=r[P2]<<r[P1] ** ** Shift the integer value in register P2 to the left by the ** number of bits specified by the integer in register P1. ** Store the result in register P3. ** If either input is NULL, the result is NULL. */ /* Opcode: ShiftRight P1 P2 P3 * * ** Synopsis: r[P3]=r[P2]>>r[P1] ** ** Shift the integer value in register P2 to the right by the ** number of bits specified by the integer in register P1. ** Store the result in register P3. ** If either input is NULL, the result is NULL. */ case OP_BitAnd: /* same as TK_BITAND, in1, in2, out3 */ |
︙ | ︙ | |||
78921 78922 78923 78924 78925 78926 78927 | } pOut->u.i = iA; MemSetTypeFlag(pOut, MEM_Int); break; } /* Opcode: AddImm P1 P2 * * * | | | 79071 79072 79073 79074 79075 79076 79077 79078 79079 79080 79081 79082 79083 79084 79085 | } pOut->u.i = iA; MemSetTypeFlag(pOut, MEM_Int); break; } /* Opcode: AddImm P1 P2 * * * ** Synopsis: r[P1]=r[P1]+P2 ** ** Add the constant P2 to the value in register P1. ** The result is always an integer. ** ** To force any register to be an integer, just add 0. */ case OP_AddImm: { /* in1 */ |
︙ | ︙ | |||
79013 79014 79015 79016 79017 79018 79019 79020 79021 79022 79023 | sqlite3VdbeMemCast(pIn1, pOp->p2, encoding); UPDATE_MAX_BLOBSIZE(pIn1); if( rc ) goto abort_due_to_error; break; } #endif /* SQLITE_OMIT_CAST */ /* Opcode: Lt P1 P2 P3 P4 P5 ** Synopsis: IF r[P3]<r[P1] ** ** Compare the values in register P1 and P3. If reg(P3)<reg(P1) then | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | > | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < | 79163 79164 79165 79166 79167 79168 79169 79170 79171 79172 79173 79174 79175 79176 79177 79178 79179 79180 79181 79182 79183 79184 79185 79186 79187 79188 79189 79190 79191 79192 79193 79194 79195 79196 79197 79198 79199 79200 79201 79202 79203 79204 79205 79206 79207 79208 79209 79210 79211 79212 79213 79214 79215 79216 79217 79218 79219 79220 79221 79222 79223 79224 79225 79226 79227 79228 79229 79230 79231 79232 79233 79234 79235 79236 79237 79238 79239 79240 79241 79242 79243 79244 79245 79246 79247 79248 79249 79250 | sqlite3VdbeMemCast(pIn1, pOp->p2, encoding); UPDATE_MAX_BLOBSIZE(pIn1); if( rc ) goto abort_due_to_error; break; } #endif /* SQLITE_OMIT_CAST */ /* Opcode: Eq P1 P2 P3 P4 P5 ** Synopsis: IF r[P3]==r[P1] ** ** Compare the values in register P1 and P3. If reg(P3)==reg(P1) then ** jump to address P2. Or if the SQLITE_STOREP2 flag is set in P5, then ** store the result of comparison in register P2. ** ** The SQLITE_AFF_MASK portion of P5 must be an affinity character - ** SQLITE_AFF_TEXT, SQLITE_AFF_INTEGER, and so forth. An attempt is made ** to coerce both inputs according to this affinity before the ** comparison is made. If the SQLITE_AFF_MASK is 0x00, then numeric ** affinity is used. Note that the affinity conversions are stored ** back into the input registers P1 and P3. So this opcode can cause ** persistent changes to registers P1 and P3. ** ** Once any conversions have taken place, and neither value is NULL, ** the values are compared. If both values are blobs then memcmp() is ** used to determine the results of the comparison. If both values ** are text, then the appropriate collating function specified in ** P4 is used to do the comparison. If P4 is not specified then ** memcmp() is used to compare text string. If both values are ** numeric, then a numeric comparison is used. If the two values ** are of different types, then numbers are considered less than ** strings and strings are considered less than blobs. ** ** If SQLITE_NULLEQ is set in P5 then the result of comparison is always either ** true or false and is never NULL. If both operands are NULL then the result ** of comparison is true. If either operand is NULL then the result is false. ** If neither operand is NULL the result is the same as it would be if ** the SQLITE_NULLEQ flag were omitted from P5. ** ** If both SQLITE_STOREP2 and SQLITE_KEEPNULL flags are set then the ** content of r[P2] is only changed if the new value is NULL or 0 (false). ** In other words, a prior r[P2] value will not be overwritten by 1 (true). */ /* Opcode: Ne P1 P2 P3 P4 P5 ** Synopsis: IF r[P3]!=r[P1] ** ** This works just like the Eq opcode except that the jump is taken if ** the operands in registers P1 and P3 are not equal. See the Eq opcode for ** additional information. ** ** If both SQLITE_STOREP2 and SQLITE_KEEPNULL flags are set then the ** content of r[P2] is only changed if the new value is NULL or 1 (true). ** In other words, a prior r[P2] value will not be overwritten by 0 (false). */ /* Opcode: Lt P1 P2 P3 P4 P5 ** Synopsis: IF r[P3]<r[P1] ** ** Compare the values in register P1 and P3. If reg(P3)<reg(P1) then ** jump to address P2. Or if the SQLITE_STOREP2 flag is set in P5 store ** the result of comparison (0 or 1 or NULL) into register P2. ** ** If the SQLITE_JUMPIFNULL bit of P5 is set and either reg(P1) or ** reg(P3) is NULL then the take the jump. If the SQLITE_JUMPIFNULL ** bit is clear then fall through if either operand is NULL. ** ** The SQLITE_AFF_MASK portion of P5 must be an affinity character - ** SQLITE_AFF_TEXT, SQLITE_AFF_INTEGER, and so forth. An attempt is made ** to coerce both inputs according to this affinity before the ** comparison is made. If the SQLITE_AFF_MASK is 0x00, then numeric ** affinity is used. Note that the affinity conversions are stored ** back into the input registers P1 and P3. So this opcode can cause ** persistent changes to registers P1 and P3. ** ** Once any conversions have taken place, and neither value is NULL, ** the values are compared. If both values are blobs then memcmp() is ** used to determine the results of the comparison. If both values ** are text, then the appropriate collating function specified in ** P4 is used to do the comparison. If P4 is not specified then ** memcmp() is used to compare text string. If both values are ** numeric, then a numeric comparison is used. If the two values ** are of different types, then numbers are considered less than ** strings and strings are considered less than blobs. */ /* Opcode: Le P1 P2 P3 P4 P5 ** Synopsis: IF r[P3]<=r[P1] ** ** This works just like the Lt opcode except that the jump is taken if ** the content of register P3 is less than or equal to the content of ** register P1. See the Lt opcode for additional information. |
︙ | ︙ | |||
79101 79102 79103 79104 79105 79106 79107 | */ case OP_Eq: /* same as TK_EQ, jump, in1, in3 */ case OP_Ne: /* same as TK_NE, jump, in1, in3 */ case OP_Lt: /* same as TK_LT, jump, in1, in3 */ case OP_Le: /* same as TK_LE, jump, in1, in3 */ case OP_Gt: /* same as TK_GT, jump, in1, in3 */ case OP_Ge: { /* same as TK_GE, jump, in1, in3 */ | | | 79265 79266 79267 79268 79269 79270 79271 79272 79273 79274 79275 79276 79277 79278 79279 | */ case OP_Eq: /* same as TK_EQ, jump, in1, in3 */ case OP_Ne: /* same as TK_NE, jump, in1, in3 */ case OP_Lt: /* same as TK_LT, jump, in1, in3 */ case OP_Le: /* same as TK_LE, jump, in1, in3 */ case OP_Gt: /* same as TK_GT, jump, in1, in3 */ case OP_Ge: { /* same as TK_GE, jump, in1, in3 */ int res, res2; /* Result of the comparison of pIn1 against pIn3 */ char affinity; /* Affinity to use for comparison */ u16 flags1; /* Copy of initial value of pIn1->flags */ u16 flags3; /* Copy of initial value of pIn3->flags */ pIn1 = &aMem[pOp->p1]; pIn3 = &aMem[pOp->p3]; flags1 = pIn1->flags; |
︙ | ︙ | |||
79124 79125 79126 79127 79128 79129 79130 | assert( pOp->opcode==OP_Eq || pOp->opcode==OP_Ne ); assert( (flags1 & MEM_Cleared)==0 ); assert( (pOp->p5 & SQLITE_JUMPIFNULL)==0 ); if( (flags1&MEM_Null)!=0 && (flags3&MEM_Null)!=0 && (flags3&MEM_Cleared)==0 ){ | | | > > > > > > > > > > | < < < < < < < < > | | | | | | > > > > > > > > > > > > > > > > > > | | > > > > > > > > > > > > > > > > > > | 79288 79289 79290 79291 79292 79293 79294 79295 79296 79297 79298 79299 79300 79301 79302 79303 79304 79305 79306 79307 79308 79309 79310 79311 79312 79313 79314 79315 79316 79317 79318 79319 79320 79321 79322 79323 79324 79325 79326 79327 79328 79329 79330 79331 79332 79333 79334 79335 79336 79337 79338 79339 79340 79341 79342 79343 79344 79345 79346 79347 79348 79349 79350 79351 79352 79353 79354 79355 79356 79357 79358 79359 79360 79361 79362 79363 79364 79365 79366 79367 79368 79369 79370 79371 79372 79373 79374 79375 79376 79377 79378 79379 79380 79381 79382 79383 79384 79385 79386 79387 79388 79389 79390 79391 79392 79393 79394 79395 79396 79397 79398 79399 79400 79401 79402 79403 79404 79405 79406 79407 79408 79409 79410 79411 79412 79413 79414 79415 79416 79417 79418 79419 79420 79421 79422 79423 79424 79425 79426 79427 79428 79429 79430 79431 79432 | assert( pOp->opcode==OP_Eq || pOp->opcode==OP_Ne ); assert( (flags1 & MEM_Cleared)==0 ); assert( (pOp->p5 & SQLITE_JUMPIFNULL)==0 ); if( (flags1&MEM_Null)!=0 && (flags3&MEM_Null)!=0 && (flags3&MEM_Cleared)==0 ){ res = 0; /* Operands are equal */ }else{ res = 1; /* Operands are not equal */ } }else{ /* SQLITE_NULLEQ is clear and at least one operand is NULL, ** then the result is always NULL. ** The jump is taken if the SQLITE_JUMPIFNULL bit is set. */ if( pOp->p5 & SQLITE_STOREP2 ){ pOut = &aMem[pOp->p2]; iCompare = 1; /* Operands are not equal */ memAboutToChange(p, pOut); MemSetTypeFlag(pOut, MEM_Null); REGISTER_TRACE(pOp->p2, pOut); }else{ VdbeBranchTaken(2,3); if( pOp->p5 & SQLITE_JUMPIFNULL ){ goto jump_to_p2; } } break; } }else{ /* Neither operand is NULL. Do a comparison. */ affinity = pOp->p5 & SQLITE_AFF_MASK; if( affinity>=SQLITE_AFF_NUMERIC ){ if( (flags1 | flags3)&MEM_Str ){ if( (flags1 & (MEM_Int|MEM_Real|MEM_Str))==MEM_Str ){ applyNumericAffinity(pIn1,0); testcase( flags3!=pIn3->flags ); /* Possible if pIn1==pIn3 */ flags3 = pIn3->flags; } if( (flags3 & (MEM_Int|MEM_Real|MEM_Str))==MEM_Str ){ applyNumericAffinity(pIn3,0); } } /* Handle the common case of integer comparison here, as an ** optimization, to avoid a call to sqlite3MemCompare() */ if( (pIn1->flags & pIn3->flags & MEM_Int)!=0 ){ if( pIn3->u.i > pIn1->u.i ){ res = +1; goto compare_op; } if( pIn3->u.i < pIn1->u.i ){ res = -1; goto compare_op; } res = 0; goto compare_op; } }else if( affinity==SQLITE_AFF_TEXT ){ if( (flags1 & MEM_Str)==0 && (flags1 & (MEM_Int|MEM_Real))!=0 ){ testcase( pIn1->flags & MEM_Int ); testcase( pIn1->flags & MEM_Real ); sqlite3VdbeMemStringify(pIn1, encoding, 1); testcase( (flags1&MEM_Dyn) != (pIn1->flags&MEM_Dyn) ); flags1 = (pIn1->flags & ~MEM_TypeMask) | (flags1 & MEM_TypeMask); assert( pIn1!=pIn3 ); } if( (flags3 & MEM_Str)==0 && (flags3 & (MEM_Int|MEM_Real))!=0 ){ testcase( pIn3->flags & MEM_Int ); testcase( pIn3->flags & MEM_Real ); sqlite3VdbeMemStringify(pIn3, encoding, 1); testcase( (flags3&MEM_Dyn) != (pIn3->flags&MEM_Dyn) ); flags3 = (pIn3->flags & ~MEM_TypeMask) | (flags3 & MEM_TypeMask); } } assert( pOp->p4type==P4_COLLSEQ || pOp->p4.pColl==0 ); res = sqlite3MemCompare(pIn3, pIn1, pOp->p4.pColl); } compare_op: switch( pOp->opcode ){ case OP_Eq: res2 = res==0; break; case OP_Ne: res2 = res; break; case OP_Lt: res2 = res<0; break; case OP_Le: res2 = res<=0; break; case OP_Gt: res2 = res>0; break; default: res2 = res>=0; break; } /* Undo any changes made by applyAffinity() to the input registers. */ assert( (pIn1->flags & MEM_Dyn) == (flags1 & MEM_Dyn) ); pIn1->flags = flags1; assert( (pIn3->flags & MEM_Dyn) == (flags3 & MEM_Dyn) ); pIn3->flags = flags3; if( pOp->p5 & SQLITE_STOREP2 ){ pOut = &aMem[pOp->p2]; iCompare = res; res2 = res2!=0; /* For this path res2 must be exactly 0 or 1 */ if( (pOp->p5 & SQLITE_KEEPNULL)!=0 ){ /* The KEEPNULL flag prevents OP_Eq from overwriting a NULL with 1 ** and prevents OP_Ne from overwriting NULL with 0. This flag ** is only used in contexts where either: ** (1) op==OP_Eq && (r[P2]==NULL || r[P2]==0) ** (2) op==OP_Ne && (r[P2]==NULL || r[P2]==1) ** Therefore it is not necessary to check the content of r[P2] for ** NULL. */ assert( pOp->opcode==OP_Ne || pOp->opcode==OP_Eq ); assert( res2==0 || res2==1 ); testcase( res2==0 && pOp->opcode==OP_Eq ); testcase( res2==1 && pOp->opcode==OP_Eq ); testcase( res2==0 && pOp->opcode==OP_Ne ); testcase( res2==1 && pOp->opcode==OP_Ne ); if( (pOp->opcode==OP_Eq)==res2 ) break; } memAboutToChange(p, pOut); MemSetTypeFlag(pOut, MEM_Int); pOut->u.i = res2; REGISTER_TRACE(pOp->p2, pOut); }else{ VdbeBranchTaken(res!=0, (pOp->p5 & SQLITE_NULLEQ)?2:3); if( res2 ){ goto jump_to_p2; } } break; } /* Opcode: ElseNotEq * P2 * * * ** ** This opcode must immediately follow an OP_Lt or OP_Gt comparison operator. ** If result of an OP_Eq comparison on the same two operands ** would have be NULL or false (0), then then jump to P2. ** If the result of an OP_Eq comparison on the two previous operands ** would have been true (1), then fall through. */ case OP_ElseNotEq: { /* same as TK_ESCAPE, jump */ assert( pOp>aOp ); assert( pOp[-1].opcode==OP_Lt || pOp[-1].opcode==OP_Gt ); assert( pOp[-1].p5 & SQLITE_STOREP2 ); VdbeBranchTaken(iCompare!=0, 2); if( iCompare!=0 ) goto jump_to_p2; break; } /* Opcode: Permutation * * * P4 * ** ** Set the permutation used by the OP_Compare operator to be the array ** of integers in P4. ** ** The permutation is only valid until the next OP_Compare that has |
︙ | ︙ | |||
79412 79413 79414 79415 79416 79417 79418 | pOut->u.i = ~sqlite3VdbeIntValue(pIn1); } break; } /* Opcode: Once P1 P2 * * * ** | | | | < | < < < | | | | | 79615 79616 79617 79618 79619 79620 79621 79622 79623 79624 79625 79626 79627 79628 79629 79630 79631 79632 79633 79634 79635 79636 79637 79638 79639 79640 | pOut->u.i = ~sqlite3VdbeIntValue(pIn1); } break; } /* Opcode: Once P1 P2 * * * ** ** If the P1 value is equal to the P1 value on the OP_Init opcode at ** instruction 0, then jump to P2. If the two P1 values differ, then ** set the P1 value on this opcode to equal the P1 value on the OP_Init ** and fall through. */ case OP_Once: { /* jump */ assert( p->aOp[0].opcode==OP_Init ); VdbeBranchTaken(p->aOp[0].p1==pOp->p1, 2); if( p->aOp[0].p1==pOp->p1 ){ goto jump_to_p2; }else{ pOp->p1 = p->aOp[0].p1; } break; } /* Opcode: If P1 P2 P3 * * ** ** Jump to P2 if the value in register P1 is true. The value |
︙ | ︙ | |||
79466 79467 79468 79469 79470 79471 79472 | if( c ){ goto jump_to_p2; } break; } /* Opcode: IsNull P1 P2 * * * | | | 79665 79666 79667 79668 79669 79670 79671 79672 79673 79674 79675 79676 79677 79678 79679 | if( c ){ goto jump_to_p2; } break; } /* Opcode: IsNull P1 P2 * * * ** Synopsis: if r[P1]==NULL goto P2 ** ** Jump to P2 if the value in register P1 is NULL. */ case OP_IsNull: { /* same as TK_ISNULL, jump, in1 */ pIn1 = &aMem[pOp->p1]; VdbeBranchTaken( (pIn1->flags & MEM_Null)!=0, 2); if( (pIn1->flags & MEM_Null)!=0 ){ |
︙ | ︙ | |||
79494 79495 79496 79497 79498 79499 79500 | if( (pIn1->flags & MEM_Null)==0 ){ goto jump_to_p2; } break; } /* Opcode: Column P1 P2 P3 P4 P5 | | | 79693 79694 79695 79696 79697 79698 79699 79700 79701 79702 79703 79704 79705 79706 79707 | if( (pIn1->flags & MEM_Null)==0 ){ goto jump_to_p2; } break; } /* Opcode: Column P1 P2 P3 P4 P5 ** Synopsis: r[P3]=PX ** ** Interpret the data that cursor P1 points to as a structure built using ** the MakeRecord instruction. (See the MakeRecord opcode for additional ** information about the format of the data.) Extract the P2-th column ** from this record. If there are less that (P2+1) ** values in the record, extract a NULL. ** |
︙ | ︙ | |||
80260 80261 80262 80263 80264 80265 80266 | } pBt = db->aDb[pOp->p1].pBt; if( pBt ){ rc = sqlite3BtreeBeginTrans(pBt, pOp->p2); testcase( rc==SQLITE_BUSY_SNAPSHOT ); testcase( rc==SQLITE_BUSY_RECOVERY ); | > | | | | | < | 80459 80460 80461 80462 80463 80464 80465 80466 80467 80468 80469 80470 80471 80472 80473 80474 80475 80476 80477 80478 | } pBt = db->aDb[pOp->p1].pBt; if( pBt ){ rc = sqlite3BtreeBeginTrans(pBt, pOp->p2); testcase( rc==SQLITE_BUSY_SNAPSHOT ); testcase( rc==SQLITE_BUSY_RECOVERY ); if( rc!=SQLITE_OK ){ if( (rc&0xff)==SQLITE_BUSY ){ p->pc = (int)(pOp - aOp); p->rc = rc; goto vdbe_return; } goto abort_due_to_error; } if( pOp->p2 && p->usesStmtJournal && (db->autoCommit==0 || db->nVdbeRead>1) ){ assert( sqlite3BtreeIsInTrans(pBt) ); |
︙ | ︙ | |||
80292 80293 80294 80295 80296 80297 80298 | ** counter. If the statement transaction needs to be rolled back, ** the value of this counter needs to be restored too. */ p->nStmtDefCons = db->nDeferredCons; p->nStmtDefImmCons = db->nDeferredImmCons; } /* Gather the schema version number for checking: | | | | < | 80491 80492 80493 80494 80495 80496 80497 80498 80499 80500 80501 80502 80503 80504 80505 80506 80507 | ** counter. If the statement transaction needs to be rolled back, ** the value of this counter needs to be restored too. */ p->nStmtDefCons = db->nDeferredCons; p->nStmtDefImmCons = db->nDeferredImmCons; } /* Gather the schema version number for checking: ** IMPLEMENTATION-OF: R-03189-51135 As each SQL statement runs, the schema ** version is checked to ensure that the schema has not changed since the ** SQL statement was prepared. */ sqlite3BtreeGetMeta(pBt, BTREE_SCHEMA_VERSION, (u32 *)&iMeta); iGen = db->aDb[pOp->p1].pSchema->iGeneration; }else{ iGen = iMeta = 0; } assert( pOp->p5==0 || pOp->p4type==P4_INT32 ); |
︙ | ︙ | |||
80956 80957 80958 80959 80960 80961 80962 | assert( oc!=OP_SeekGE || r.default_rc==+1 ); assert( oc!=OP_SeekLT || r.default_rc==+1 ); r.aMem = &aMem[pOp->p3]; #ifdef SQLITE_DEBUG { int i; for(i=0; i<r.nField; i++) assert( memIsValid(&r.aMem[i]) ); } #endif | < | 81154 81155 81156 81157 81158 81159 81160 81161 81162 81163 81164 81165 81166 81167 | assert( oc!=OP_SeekGE || r.default_rc==+1 ); assert( oc!=OP_SeekLT || r.default_rc==+1 ); r.aMem = &aMem[pOp->p3]; #ifdef SQLITE_DEBUG { int i; for(i=0; i<r.nField; i++) assert( memIsValid(&r.aMem[i]) ); } #endif r.eqSeen = 0; rc = sqlite3BtreeMovetoUnpacked(pC->uc.pCursor, &r, 0, 0, &res); if( rc!=SQLITE_OK ){ goto abort_due_to_error; } if( eqOnly && r.eqSeen==0 ){ assert( res!=0 ); |
︙ | ︙ | |||
81004 81005 81006 81007 81008 81009 81010 | goto jump_to_p2; }else if( eqOnly ){ assert( pOp[1].opcode==OP_IdxLT || pOp[1].opcode==OP_IdxGT ); pOp++; /* Skip the OP_IdxLt or OP_IdxGT that follows */ } break; } | < | 81201 81202 81203 81204 81205 81206 81207 81208 81209 81210 81211 81212 81213 81214 | goto jump_to_p2; }else if( eqOnly ){ assert( pOp[1].opcode==OP_IdxLT || pOp[1].opcode==OP_IdxGT ); pOp++; /* Skip the OP_IdxLt or OP_IdxGT that follows */ } break; } /* Opcode: Found P1 P2 P3 P4 * ** Synopsis: key=r[P3@P4] ** ** If P4==0 then register P3 holds a blob constructed by MakeRecord. If ** P4>0 then register P3 is the first of P4 registers that form an unpacked ** record. |
︙ | ︙ | |||
81098 81099 81100 81101 81102 81103 81104 81105 81106 | assert( pC->uc.pCursor!=0 ); assert( pC->isTable==0 ); pFree = 0; if( pOp->p4.i>0 ){ r.pKeyInfo = pC->pKeyInfo; r.nField = (u16)pOp->p4.i; r.aMem = pIn3; for(ii=0; ii<r.nField; ii++){ assert( memIsValid(&r.aMem[ii]) ); | > | < < > | | 81294 81295 81296 81297 81298 81299 81300 81301 81302 81303 81304 81305 81306 81307 81308 81309 81310 81311 81312 81313 81314 81315 81316 81317 81318 81319 81320 81321 81322 | assert( pC->uc.pCursor!=0 ); assert( pC->isTable==0 ); pFree = 0; if( pOp->p4.i>0 ){ r.pKeyInfo = pC->pKeyInfo; r.nField = (u16)pOp->p4.i; r.aMem = pIn3; #ifdef SQLITE_DEBUG for(ii=0; ii<r.nField; ii++){ assert( memIsValid(&r.aMem[ii]) ); assert( (r.aMem[ii].flags & MEM_Zero)==0 || r.aMem[ii].n==0 ); if( ii ) REGISTER_TRACE(pOp->p3+ii, &r.aMem[ii]); } #endif pIdxKey = &r; }else{ pIdxKey = sqlite3VdbeAllocUnpackedRecord( pC->pKeyInfo, aTempRec, sizeof(aTempRec), &pFree ); if( pIdxKey==0 ) goto no_mem; assert( pIn3->flags & MEM_Blob ); (void)ExpandBlob(pIn3); sqlite3VdbeRecordUnpack(pC->pKeyInfo, pIn3->n, pIn3->z, pIdxKey); } pIdxKey->default_rc = 0; takeJump = 0; if( pOp->opcode==OP_NoConflict ){ /* For the OP_NoConflict opcode, take the jump if any of the ** input fields are NULL, since any key with a NULL will not |
︙ | ︙ | |||
81437 81438 81439 81440 81441 81442 81443 | ** value of register P2 will then change. Make sure this does not ** cause any problems.) ** ** This instruction only works on tables. The equivalent instruction ** for indices is OP_IdxInsert. */ /* Opcode: InsertInt P1 P2 P3 P4 P5 | | | 81633 81634 81635 81636 81637 81638 81639 81640 81641 81642 81643 81644 81645 81646 81647 | ** value of register P2 will then change. Make sure this does not ** cause any problems.) ** ** This instruction only works on tables. The equivalent instruction ** for indices is OP_IdxInsert. */ /* Opcode: InsertInt P1 P2 P3 P4 P5 ** Synopsis: intkey=P3 data=r[P2] ** ** This works exactly like OP_Insert except that the key is the ** integer value P3, not the value of the integer stored in register P3. */ case OP_Insert: case OP_InsertInt: { Mem *pData; /* MEM cell holding data for the record to be inserted */ |
︙ | ︙ | |||
81479 81480 81481 81482 81483 81484 81485 | assert( pOp->opcode==OP_InsertInt ); x.nKey = pOp->p3; } if( pOp->p4type==P4_TABLE && HAS_UPDATE_HOOK(db) ){ assert( pC->isTable ); assert( pC->iDb>=0 ); | | | 81675 81676 81677 81678 81679 81680 81681 81682 81683 81684 81685 81686 81687 81688 81689 | assert( pOp->opcode==OP_InsertInt ); x.nKey = pOp->p3; } if( pOp->p4type==P4_TABLE && HAS_UPDATE_HOOK(db) ){ assert( pC->isTable ); assert( pC->iDb>=0 ); zDb = db->aDb[pC->iDb].zDbSName; pTab = pOp->p4.pTab; assert( HasRowid(pTab) ); op = ((pOp->p5 & OPFLAG_ISUPDATE) ? SQLITE_UPDATE : SQLITE_INSERT); }else{ pTab = 0; /* Not needed. Silence a comiler warning. */ zDb = 0; /* Not needed. Silence a compiler warning. */ } |
︙ | ︙ | |||
81553 81554 81555 81556 81557 81558 81559 | ** ** If the OPFLAG_NCHANGE flag of P2 (NB: P2 not P5) is set, then the row ** change count is incremented (otherwise not). ** ** P1 must not be pseudo-table. It has to be a real table with ** multiple rows. ** | | | 81749 81750 81751 81752 81753 81754 81755 81756 81757 81758 81759 81760 81761 81762 81763 | ** ** If the OPFLAG_NCHANGE flag of P2 (NB: P2 not P5) is set, then the row ** change count is incremented (otherwise not). ** ** P1 must not be pseudo-table. It has to be a real table with ** multiple rows. ** ** If P4 is not NULL then it points to a Table object. In this case either ** the update or pre-update hook, or both, may be invoked. The P1 cursor must ** have been positioned using OP_NotFound prior to invoking this opcode in ** this case. Specifically, if one is configured, the pre-update hook is ** invoked if P4 is not NULL. The update-hook is invoked if one is configured, ** P4 is not NULL, and the OPFLAG_NCHANGE flag is set in P2. ** ** If the OPFLAG_ISUPDATE flag is set in P2, then P3 contains the address |
︙ | ︙ | |||
81596 81597 81598 81599 81600 81601 81602 | ** the name of the db to pass as to it. Also set local pTab to a copy ** of p4.pTab. Finally, if p5 is true, indicating that this cursor was ** last moved with OP_Next or OP_Prev, not Seek or NotFound, set ** VdbeCursor.movetoTarget to the current rowid. */ if( pOp->p4type==P4_TABLE && HAS_UPDATE_HOOK(db) ){ assert( pC->iDb>=0 ); assert( pOp->p4.pTab!=0 ); | | | 81792 81793 81794 81795 81796 81797 81798 81799 81800 81801 81802 81803 81804 81805 81806 | ** the name of the db to pass as to it. Also set local pTab to a copy ** of p4.pTab. Finally, if p5 is true, indicating that this cursor was ** last moved with OP_Next or OP_Prev, not Seek or NotFound, set ** VdbeCursor.movetoTarget to the current rowid. */ if( pOp->p4type==P4_TABLE && HAS_UPDATE_HOOK(db) ){ assert( pC->iDb>=0 ); assert( pOp->p4.pTab!=0 ); zDb = db->aDb[pC->iDb].zDbSName; pTab = pOp->p4.pTab; if( (pOp->p5 & OPFLAG_SAVEPOSITION)!=0 && pC->isTable ){ pC->movetoTarget = sqlite3BtreeIntegerKey(pC->uc.pCursor); } }else{ zDb = 0; /* Not needed. Silence a compiler warning. */ pTab = 0; /* Not needed. Silence a compiler warning. */ |
︙ | ︙ | |||
81668 81669 81670 81671 81672 81673 81674 | case OP_ResetCount: { sqlite3VdbeSetChanges(db, p->nChange); p->nChange = 0; break; } /* Opcode: SorterCompare P1 P2 P3 P4 | | | 81864 81865 81866 81867 81868 81869 81870 81871 81872 81873 81874 81875 81876 81877 81878 | case OP_ResetCount: { sqlite3VdbeSetChanges(db, p->nChange); p->nChange = 0; break; } /* Opcode: SorterCompare P1 P2 P3 P4 ** Synopsis: if key(P1)!=trim(r[P3],P4) goto P2 ** ** P1 is a sorter cursor. This instruction compares a prefix of the ** record blob in register P3 against a prefix of the entry that ** the sorter cursor currently points to. Only the first P4 fields ** of r[P3] and the sorter record are compared. ** ** If either P3 or the sorter contains a NULL in one of their significant |
︙ | ︙ | |||
82144 82145 82146 82147 82148 82149 82150 | rc = ExpandBlob(pIn2); if( rc ) goto abort_due_to_error; if( pOp->opcode==OP_SorterInsert ){ rc = sqlite3VdbeSorterWrite(pC, pIn2); }else{ x.nKey = pIn2->n; x.pKey = pIn2->z; | < < < | 82340 82341 82342 82343 82344 82345 82346 82347 82348 82349 82350 82351 82352 82353 | rc = ExpandBlob(pIn2); if( rc ) goto abort_due_to_error; if( pOp->opcode==OP_SorterInsert ){ rc = sqlite3VdbeSorterWrite(pC, pIn2); }else{ x.nKey = pIn2->n; x.pKey = pIn2->z; rc = sqlite3BtreeInsert(pC->uc.pCursor, &x, pOp->p3, ((pOp->p5 & OPFLAG_USESEEKRESULT) ? pC->seekResult : 0) ); assert( pC->deferredMoveto==0 ); pC->cacheStatus = CACHE_STALE; } if( rc) goto abort_due_to_error; |
︙ | ︙ | |||
82195 82196 82197 82198 82199 82200 82201 | } assert( pC->deferredMoveto==0 ); pC->cacheStatus = CACHE_STALE; break; } /* Opcode: Seek P1 * P3 P4 * | | | 82388 82389 82390 82391 82392 82393 82394 82395 82396 82397 82398 82399 82400 82401 82402 | } assert( pC->deferredMoveto==0 ); pC->cacheStatus = CACHE_STALE; break; } /* Opcode: Seek P1 * P3 P4 * ** Synopsis: Move P3 to P1.rowid ** ** P1 is an open index cursor and P3 is a cursor on the corresponding ** table. This opcode does a deferred seek of the P3 table cursor ** to the row that corresponds to the current row of P1. ** ** This is a deferred seek. Nothing actually happens until ** the cursor is used to read a record. That way, if no reads |
︙ | ︙ | |||
82566 82567 82568 82569 82570 82571 82572 | /* Used to be a conditional */ { zMaster = SCHEMA_TABLE(iDb); initData.db = db; initData.iDb = pOp->p1; initData.pzErrMsg = &p->zErrMsg; zSql = sqlite3MPrintf(db, "SELECT name, rootpage, sql FROM '%q'.%s WHERE %s ORDER BY rowid", | | | 82759 82760 82761 82762 82763 82764 82765 82766 82767 82768 82769 82770 82771 82772 82773 | /* Used to be a conditional */ { zMaster = SCHEMA_TABLE(iDb); initData.db = db; initData.iDb = pOp->p1; initData.pzErrMsg = &p->zErrMsg; zSql = sqlite3MPrintf(db, "SELECT name, rootpage, sql FROM '%q'.%s WHERE %s ORDER BY rowid", db->aDb[iDb].zDbSName, zMaster, pOp->p4.z); if( zSql==0 ){ rc = SQLITE_NOMEM_BKPT; }else{ assert( db->init.busy==0 ); db->init.busy = 1; initData.rc = SQLITE_OK; assert( !db->mallocFailed ); |
︙ | ︙ | |||
82702 82703 82704 82705 82706 82707 82708 | UPDATE_MAX_BLOBSIZE(pIn1); sqlite3VdbeChangeEncoding(pIn1, encoding); break; } #endif /* SQLITE_OMIT_INTEGRITY_CHECK */ /* Opcode: RowSetAdd P1 P2 * * * | | | | 82895 82896 82897 82898 82899 82900 82901 82902 82903 82904 82905 82906 82907 82908 82909 82910 82911 82912 82913 82914 82915 82916 82917 82918 82919 82920 82921 82922 82923 82924 82925 82926 82927 82928 82929 | UPDATE_MAX_BLOBSIZE(pIn1); sqlite3VdbeChangeEncoding(pIn1, encoding); break; } #endif /* SQLITE_OMIT_INTEGRITY_CHECK */ /* Opcode: RowSetAdd P1 P2 * * * ** Synopsis: rowset(P1)=r[P2] ** ** Insert the integer value held by register P2 into a boolean index ** held in register P1. ** ** An assertion fails if P2 is not an integer. */ case OP_RowSetAdd: { /* in1, in2 */ pIn1 = &aMem[pOp->p1]; pIn2 = &aMem[pOp->p2]; assert( (pIn2->flags & MEM_Int)!=0 ); if( (pIn1->flags & MEM_RowSet)==0 ){ sqlite3VdbeMemSetRowSet(pIn1); if( (pIn1->flags & MEM_RowSet)==0 ) goto no_mem; } sqlite3RowSetInsert(pIn1->u.pRowSet, pIn2->u.i); break; } /* Opcode: RowSetRead P1 P2 P3 * * ** Synopsis: r[P3]=rowset(P1) ** ** Extract the smallest value from boolean index P1 and put that value into ** register P3. Or, if boolean index P1 is initially empty, leave P3 ** unchanged and jump to instruction P2. */ case OP_RowSetRead: { /* jump, in1, out3 */ i64 val; |
︙ | ︙ | |||
82871 82872 82873 82874 82875 82876 82877 | ** variable nMem (and later, VdbeFrame.nChildMem) to this value. */ nMem = pProgram->nMem + pProgram->nCsr; assert( nMem>0 ); if( pProgram->nCsr==0 ) nMem++; nByte = ROUND8(sizeof(VdbeFrame)) + nMem * sizeof(Mem) | | < < < | 83064 83065 83066 83067 83068 83069 83070 83071 83072 83073 83074 83075 83076 83077 83078 83079 83080 83081 83082 83083 83084 83085 83086 83087 83088 83089 83090 83091 83092 83093 83094 83095 83096 83097 | ** variable nMem (and later, VdbeFrame.nChildMem) to this value. */ nMem = pProgram->nMem + pProgram->nCsr; assert( nMem>0 ); if( pProgram->nCsr==0 ) nMem++; nByte = ROUND8(sizeof(VdbeFrame)) + nMem * sizeof(Mem) + pProgram->nCsr * sizeof(VdbeCursor *); pFrame = sqlite3DbMallocZero(db, nByte); if( !pFrame ){ goto no_mem; } sqlite3VdbeMemRelease(pRt); pRt->flags = MEM_Frame; pRt->u.pFrame = pFrame; pFrame->v = p; pFrame->nChildMem = nMem; pFrame->nChildCsr = pProgram->nCsr; pFrame->pc = (int)(pOp - aOp); pFrame->aMem = p->aMem; pFrame->nMem = p->nMem; pFrame->apCsr = p->apCsr; pFrame->nCursor = p->nCursor; pFrame->aOp = p->aOp; pFrame->nOp = p->nOp; pFrame->token = pProgram->token; #ifdef SQLITE_ENABLE_STMT_SCANSTATUS pFrame->anExec = p->anExec; #endif pEnd = &VdbeFrameMem(pFrame)[pFrame->nChildMem]; for(pMem=VdbeFrameMem(pFrame); pMem!=pEnd; pMem++){ pMem->flags = MEM_Undefined; |
︙ | ︙ | |||
82927 82928 82929 82930 82931 82932 82933 | p->pFrame = pFrame; p->aMem = aMem = VdbeFrameMem(pFrame); p->nMem = pFrame->nChildMem; p->nCursor = (u16)pFrame->nChildCsr; p->apCsr = (VdbeCursor **)&aMem[p->nMem]; p->aOp = aOp = pProgram->aOp; p->nOp = pProgram->nOp; | < < < | 83117 83118 83119 83120 83121 83122 83123 83124 83125 83126 83127 83128 83129 83130 83131 83132 83133 83134 | p->pFrame = pFrame; p->aMem = aMem = VdbeFrameMem(pFrame); p->nMem = pFrame->nChildMem; p->nCursor = (u16)pFrame->nChildCsr; p->apCsr = (VdbeCursor **)&aMem[p->nMem]; p->aOp = aOp = pProgram->aOp; p->nOp = pProgram->nOp; #ifdef SQLITE_ENABLE_STMT_SCANSTATUS p->anExec = 0; #endif pOp = &aOp[-1]; break; } /* Opcode: Param P1 P2 * * * ** ** This opcode is only ever present in sub-programs called via the |
︙ | ︙ | |||
83395 83396 83397 83398 83399 83400 83401 | sqlite3VdbeChangeEncoding(pOut, encoding); if( rc ) goto abort_due_to_error; break; }; #endif /* SQLITE_OMIT_PRAGMA */ #if !defined(SQLITE_OMIT_VACUUM) && !defined(SQLITE_OMIT_ATTACH) | | | | < | | 83582 83583 83584 83585 83586 83587 83588 83589 83590 83591 83592 83593 83594 83595 83596 83597 83598 83599 83600 83601 83602 83603 | sqlite3VdbeChangeEncoding(pOut, encoding); if( rc ) goto abort_due_to_error; break; }; #endif /* SQLITE_OMIT_PRAGMA */ #if !defined(SQLITE_OMIT_VACUUM) && !defined(SQLITE_OMIT_ATTACH) /* Opcode: Vacuum P1 * * * * ** ** Vacuum the entire database P1. P1 is 0 for "main", and 2 or more ** for an attached database. The "temp" database may not be vacuumed. */ case OP_Vacuum: { assert( p->readOnly==0 ); rc = sqlite3RunVacuum(&p->zErrMsg, db, pOp->p1); if( rc ) goto abort_due_to_error; break; } #endif #if !defined(SQLITE_OMIT_AUTOVACUUM) /* Opcode: IncrVacuum P1 P2 * * * |
︙ | ︙ | |||
83901 83902 83903 83904 83905 83906 83907 | } pOut->u.i = sqlite3BtreeMaxPageCount(pBt, newMax); break; } #endif | | | > > > > > | 84087 84088 84089 84090 84091 84092 84093 84094 84095 84096 84097 84098 84099 84100 84101 84102 84103 84104 84105 84106 84107 84108 84109 84110 84111 84112 84113 84114 84115 84116 84117 84118 84119 84120 84121 84122 84123 84124 84125 84126 84127 84128 84129 84130 | } pOut->u.i = sqlite3BtreeMaxPageCount(pBt, newMax); break; } #endif /* Opcode: Init P1 P2 * P4 * ** Synopsis: Start at P2 ** ** Programs contain a single instance of this opcode as the very first ** opcode. ** ** If tracing is enabled (by the sqlite3_trace()) interface, then ** the UTF-8 string contained in P4 is emitted on the trace callback. ** Or if P4 is blank, use the string returned by sqlite3_sql(). ** ** If P2 is not zero, jump to instruction P2. ** ** Increment the value of P1 so that OP_Once opcodes will jump the ** first time they are evaluated for this run. */ case OP_Init: { /* jump */ char *zTrace; int i; /* If the P4 argument is not NULL, then it must be an SQL comment string. ** The "--" string is broken up to prevent false-positives with srcck1.c. ** ** This assert() provides evidence for: ** EVIDENCE-OF: R-50676-09860 The callback can compute the same text that ** would have been returned by the legacy sqlite3_trace() interface by ** using the X argument when X begins with "--" and invoking ** sqlite3_expanded_sql(P) otherwise. */ assert( pOp->p4.z==0 || strncmp(pOp->p4.z, "-" "- ", 3)==0 ); assert( pOp==p->aOp ); /* Always instruction 0 */ #ifndef SQLITE_OMIT_TRACE if( (db->mTrace & (SQLITE_TRACE_STMT|SQLITE_TRACE_LEGACY))!=0 && !p->doingRerun && (zTrace = (pOp->p4.z ? pOp->p4.z : p->zSql))!=0 ){ #ifndef SQLITE_OMIT_DEPRECATED |
︙ | ︙ | |||
83947 83948 83949 83950 83951 83952 83953 | { (void)db->xTrace(SQLITE_TRACE_STMT, db->pTraceArg, p, zTrace); } } #ifdef SQLITE_USE_FCNTL_TRACE zTrace = (pOp->p4.z ? pOp->p4.z : p->zSql); if( zTrace ){ | | | | | > > > > > > > > | < | 84138 84139 84140 84141 84142 84143 84144 84145 84146 84147 84148 84149 84150 84151 84152 84153 84154 84155 84156 84157 84158 84159 84160 84161 84162 84163 84164 84165 84166 84167 84168 84169 84170 84171 84172 84173 84174 84175 | { (void)db->xTrace(SQLITE_TRACE_STMT, db->pTraceArg, p, zTrace); } } #ifdef SQLITE_USE_FCNTL_TRACE zTrace = (pOp->p4.z ? pOp->p4.z : p->zSql); if( zTrace ){ int j; for(j=0; j<db->nDb; j++){ if( DbMaskTest(p->btreeMask, j)==0 ) continue; sqlite3_file_control(db, db->aDb[j].zDbSName, SQLITE_FCNTL_TRACE, zTrace); } } #endif /* SQLITE_USE_FCNTL_TRACE */ #ifdef SQLITE_DEBUG if( (db->flags & SQLITE_SqlTrace)!=0 && (zTrace = (pOp->p4.z ? pOp->p4.z : p->zSql))!=0 ){ sqlite3DebugPrintf("SQL-trace: %s\n", zTrace); } #endif /* SQLITE_DEBUG */ #endif /* SQLITE_OMIT_TRACE */ assert( pOp->p2>0 ); if( pOp->p1>=sqlite3GlobalConfig.iOnceResetThreshold ){ for(i=1; i<p->nOp; i++){ if( p->aOp[i].opcode==OP_Once ) p->aOp[i].p1 = 0; } pOp->p1 = 0; } pOp->p1++; goto jump_to_p2; } #ifdef SQLITE_ENABLE_CURSOR_HINTS /* Opcode: CursorHint P1 * * P4 * ** ** Provide a hint to cursor P1 that it only needs to return rows that ** satisfy the Expr in P4. TK_REGISTER terms in the P4 expression refer |
︙ | ︙ | |||
84286 84287 84288 84289 84290 84291 84292 | pParse->zErrMsg = 0; } rc = SQLITE_ERROR; sqlite3BtreeLeaveAll(db); goto blob_open_out; } pBlob->pTab = pTab; | | | 84484 84485 84486 84487 84488 84489 84490 84491 84492 84493 84494 84495 84496 84497 84498 | pParse->zErrMsg = 0; } rc = SQLITE_ERROR; sqlite3BtreeLeaveAll(db); goto blob_open_out; } pBlob->pTab = pTab; pBlob->zDb = db->aDb[sqlite3SchemaToIndex(db, pTab->pSchema)].zDbSName; /* Now search pTab for the exact column. */ for(iCol=0; iCol<pTab->nCol; iCol++) { if( sqlite3StrICmp(pTab->aCol[iCol].zName, zColumn)==0 ){ break; } } |
︙ | ︙ | |||
87838 87839 87840 87841 87842 87843 87844 | ** and WRC_Continue to continue. */ static SQLITE_NOINLINE int walkExpr(Walker *pWalker, Expr *pExpr){ int rc; testcase( ExprHasProperty(pExpr, EP_TokenOnly) ); testcase( ExprHasProperty(pExpr, EP_Reduced) ); rc = pWalker->xExprCallback(pWalker, pExpr); | < | > > | | | | | | | < | | 88036 88037 88038 88039 88040 88041 88042 88043 88044 88045 88046 88047 88048 88049 88050 88051 88052 88053 88054 88055 88056 88057 88058 88059 88060 | ** and WRC_Continue to continue. */ static SQLITE_NOINLINE int walkExpr(Walker *pWalker, Expr *pExpr){ int rc; testcase( ExprHasProperty(pExpr, EP_TokenOnly) ); testcase( ExprHasProperty(pExpr, EP_Reduced) ); rc = pWalker->xExprCallback(pWalker, pExpr); if( rc || ExprHasProperty(pExpr,(EP_TokenOnly|EP_Leaf)) ){ return rc & WRC_Abort; } if( pExpr->pLeft && walkExpr(pWalker, pExpr->pLeft) ) return WRC_Abort; if( pExpr->pRight && walkExpr(pWalker, pExpr->pRight) ) return WRC_Abort; if( ExprHasProperty(pExpr, EP_xIsSelect) ){ if( sqlite3WalkSelect(pWalker, pExpr->x.pSelect) ) return WRC_Abort; }else if( pExpr->x.pList ){ if( sqlite3WalkExprList(pWalker, pExpr->x.pList) ) return WRC_Abort; } return WRC_Continue; } SQLITE_PRIVATE int sqlite3WalkExpr(Walker *pWalker, Expr *pExpr){ return pExpr ? walkExpr(pWalker,pExpr) : WRC_Continue; } /* ** Call sqlite3WalkExpr() for every expression in list p or until |
︙ | ︙ | |||
88182 88183 88184 88185 88186 88187 88188 | /* Silently ignore database qualifiers inside CHECK constraints and ** partial indices. Do not raise errors because that might break ** legacy and because it does not hurt anything to just ignore the ** database name. */ zDb = 0; }else{ for(i=0; i<db->nDb; i++){ | | | | 88380 88381 88382 88383 88384 88385 88386 88387 88388 88389 88390 88391 88392 88393 88394 88395 | /* Silently ignore database qualifiers inside CHECK constraints and ** partial indices. Do not raise errors because that might break ** legacy and because it does not hurt anything to just ignore the ** database name. */ zDb = 0; }else{ for(i=0; i<db->nDb; i++){ assert( db->aDb[i].zDbSName ); if( sqlite3StrICmp(db->aDb[i].zDbSName,zDb)==0 ){ pSchema = db->aDb[i].pSchema; break; } } } } |
︙ | ︙ | |||
88584 88585 88586 88587 88588 88589 88590 | const char *zColumn; const char *zTable; const char *zDb; Expr *pRight; /* if( pSrcList==0 ) break; */ notValid(pParse, pNC, "the \".\" operator", NC_IdxExpr); | < | 88782 88783 88784 88785 88786 88787 88788 88789 88790 88791 88792 88793 88794 88795 | const char *zColumn; const char *zTable; const char *zDb; Expr *pRight; /* if( pSrcList==0 ) break; */ notValid(pParse, pNC, "the \".\" operator", NC_IdxExpr); pRight = pExpr->pRight; if( pRight->op==TK_ID ){ zDb = 0; zTable = pExpr->pLeft->u.zToken; zColumn = pRight->u.zToken; }else{ assert( pRight->op==TK_DOT ); |
︙ | ︙ | |||
88607 88608 88609 88610 88611 88612 88613 | */ case TK_FUNCTION: { ExprList *pList = pExpr->x.pList; /* The argument list */ int n = pList ? pList->nExpr : 0; /* Number of arguments */ int no_such_func = 0; /* True if no such function exists */ int wrong_num_args = 0; /* True if wrong number of arguments */ int is_agg = 0; /* True if is an aggregate function */ | < < | 88804 88805 88806 88807 88808 88809 88810 88811 88812 88813 88814 88815 88816 88817 88818 88819 88820 88821 88822 88823 | */ case TK_FUNCTION: { ExprList *pList = pExpr->x.pList; /* The argument list */ int n = pList ? pList->nExpr : 0; /* Number of arguments */ int no_such_func = 0; /* True if no such function exists */ int wrong_num_args = 0; /* True if wrong number of arguments */ int is_agg = 0; /* True if is an aggregate function */ int nId; /* Number of characters in function name */ const char *zId; /* The function name. */ FuncDef *pDef; /* Information about the function */ u8 enc = ENC(pParse->db); /* The database encoding */ assert( !ExprHasProperty(pExpr, EP_xIsSelect) ); zId = pExpr->u.zToken; nId = sqlite3Strlen30(zId); pDef = sqlite3FindFunction(pParse->db, zId, n, enc, 0); if( pDef==0 ){ pDef = sqlite3FindFunction(pParse->db, zId, -2, enc, 0); if( pDef==0 ){ no_such_func = 1; |
︙ | ︙ | |||
88651 88652 88653 88654 88655 88656 88657 | ** EVIDENCE-OF: R-53436-40973 The likely(X) function is equivalent ** to likelihood(X,0.9375). */ /* TUNING: unlikely() probability is 0.0625. likely() is 0.9375 */ pExpr->iTable = pDef->zName[0]=='u' ? 8388608 : 125829120; } } #ifndef SQLITE_OMIT_AUTHORIZATION | > | | | | | | | | | > | > | 88846 88847 88848 88849 88850 88851 88852 88853 88854 88855 88856 88857 88858 88859 88860 88861 88862 88863 88864 88865 88866 88867 88868 88869 88870 88871 88872 88873 88874 88875 88876 88877 88878 88879 88880 88881 88882 88883 88884 | ** EVIDENCE-OF: R-53436-40973 The likely(X) function is equivalent ** to likelihood(X,0.9375). */ /* TUNING: unlikely() probability is 0.0625. likely() is 0.9375 */ pExpr->iTable = pDef->zName[0]=='u' ? 8388608 : 125829120; } } #ifndef SQLITE_OMIT_AUTHORIZATION { int auth = sqlite3AuthCheck(pParse, SQLITE_FUNCTION, 0,pDef->zName,0); if( auth!=SQLITE_OK ){ if( auth==SQLITE_DENY ){ sqlite3ErrorMsg(pParse, "not authorized to use function: %s", pDef->zName); pNC->nErr++; } pExpr->op = TK_NULL; return WRC_Prune; } } #endif if( pDef->funcFlags & (SQLITE_FUNC_CONSTANT|SQLITE_FUNC_SLOCHNG) ){ /* For the purposes of the EP_ConstFunc flag, date and time ** functions and other functions that change slowly are considered ** constant because they are constant for the duration of one query */ ExprSetProperty(pExpr,EP_ConstFunc); } if( (pDef->funcFlags & SQLITE_FUNC_CONSTANT)==0 ){ /* Date/time functions that use 'now', and other functions like ** sqlite_version() that might change over time cannot be used ** in an index. */ notValid(pParse, pNC, "non-deterministic functions", NC_IdxExpr|NC_PartIdx); } } if( is_agg && (pNC->ncFlags & NC_AllowAgg)==0 ){ sqlite3ErrorMsg(pParse, "misuse of aggregate function %.*s()", nId,zId); pNC->nErr++; is_agg = 0; }else if( no_such_func && pParse->db->init.busy==0 |
︙ | ︙ | |||
88736 88737 88738 88739 88740 88741 88742 88743 88744 88745 88746 88747 88748 88749 | } } break; } case TK_VARIABLE: { notValid(pParse, pNC, "parameters", NC_IsCheck|NC_PartIdx|NC_IdxExpr); break; } } return (pParse->nErr || pParse->db->mallocFailed) ? WRC_Abort : WRC_Continue; } /* ** pEList is a list of expressions which are really the result set of the | > > > > > > > > > > > > > > > > > > > > > > > > > > > | 88934 88935 88936 88937 88938 88939 88940 88941 88942 88943 88944 88945 88946 88947 88948 88949 88950 88951 88952 88953 88954 88955 88956 88957 88958 88959 88960 88961 88962 88963 88964 88965 88966 88967 88968 88969 88970 88971 88972 88973 88974 | } } break; } case TK_VARIABLE: { notValid(pParse, pNC, "parameters", NC_IsCheck|NC_PartIdx|NC_IdxExpr); break; } case TK_EQ: case TK_NE: case TK_LT: case TK_LE: case TK_GT: case TK_GE: case TK_IS: case TK_ISNOT: { int nLeft, nRight; if( pParse->db->mallocFailed ) break; assert( pExpr->pRight!=0 ); assert( pExpr->pLeft!=0 ); nLeft = sqlite3ExprVectorSize(pExpr->pLeft); nRight = sqlite3ExprVectorSize(pExpr->pRight); if( nLeft!=nRight ){ testcase( pExpr->op==TK_EQ ); testcase( pExpr->op==TK_NE ); testcase( pExpr->op==TK_LT ); testcase( pExpr->op==TK_LE ); testcase( pExpr->op==TK_GT ); testcase( pExpr->op==TK_GE ); testcase( pExpr->op==TK_IS ); testcase( pExpr->op==TK_ISNOT ); sqlite3ErrorMsg(pParse, "row value misused"); } break; } } return (pParse->nErr || pParse->db->mallocFailed) ? WRC_Abort : WRC_Continue; } /* ** pEList is a list of expressions which are really the result set of the |
︙ | ︙ | |||
89478 89479 89480 89481 89482 89483 89484 89485 89486 89487 89488 89489 89490 89491 | ** May you share freely, never taking more than you give. ** ************************************************************************* ** This file contains routines used for analyzing expressions and ** for generating VDBE code that evaluates expressions in SQLite. */ /* #include "sqliteInt.h" */ /* ** Return the 'affinity' of the expression pExpr if any. ** ** If pExpr is a column, a reference to a column via an 'AS' alias, ** or a sub-select with a column as the return value, then the ** affinity of that column is returned. Otherwise, 0x00 is returned, | > > > > > > > > > > > > | 89703 89704 89705 89706 89707 89708 89709 89710 89711 89712 89713 89714 89715 89716 89717 89718 89719 89720 89721 89722 89723 89724 89725 89726 89727 89728 | ** May you share freely, never taking more than you give. ** ************************************************************************* ** This file contains routines used for analyzing expressions and ** for generating VDBE code that evaluates expressions in SQLite. */ /* #include "sqliteInt.h" */ /* Forward declarations */ static void exprCodeBetween(Parse*,Expr*,int,void(*)(Parse*,Expr*,int,int),int); static int exprCodeVector(Parse *pParse, Expr *p, int *piToFree); /* ** Return the affinity character for a single column of a table. */ SQLITE_PRIVATE char sqlite3TableColumnAffinity(Table *pTab, int iCol){ assert( iCol<pTab->nCol ); return iCol>=0 ? pTab->aCol[iCol].affinity : SQLITE_AFF_INTEGER; } /* ** Return the 'affinity' of the expression pExpr if any. ** ** If pExpr is a column, a reference to a column via an 'AS' alias, ** or a sub-select with a column as the return value, then the ** affinity of that column is returned. Otherwise, 0x00 is returned, |
︙ | ︙ | |||
89504 89505 89506 89507 89508 89509 89510 89511 89512 89513 89514 89515 89516 | pExpr = sqlite3ExprSkipCollate(pExpr); if( pExpr->flags & EP_Generic ) return 0; op = pExpr->op; if( op==TK_SELECT ){ assert( pExpr->flags&EP_xIsSelect ); return sqlite3ExprAffinity(pExpr->x.pSelect->pEList->a[0].pExpr); } #ifndef SQLITE_OMIT_CAST if( op==TK_CAST ){ assert( !ExprHasProperty(pExpr, EP_IntValue) ); return sqlite3AffinityType(pExpr->u.zToken, 0); } #endif | > | | < > | < | | < | > | 89741 89742 89743 89744 89745 89746 89747 89748 89749 89750 89751 89752 89753 89754 89755 89756 89757 89758 89759 89760 89761 89762 89763 89764 89765 89766 89767 89768 89769 | pExpr = sqlite3ExprSkipCollate(pExpr); if( pExpr->flags & EP_Generic ) return 0; op = pExpr->op; if( op==TK_SELECT ){ assert( pExpr->flags&EP_xIsSelect ); return sqlite3ExprAffinity(pExpr->x.pSelect->pEList->a[0].pExpr); } if( op==TK_REGISTER ) op = pExpr->op2; #ifndef SQLITE_OMIT_CAST if( op==TK_CAST ){ assert( !ExprHasProperty(pExpr, EP_IntValue) ); return sqlite3AffinityType(pExpr->u.zToken, 0); } #endif if( op==TK_AGG_COLUMN || op==TK_COLUMN ){ return sqlite3TableColumnAffinity(pExpr->pTab, pExpr->iColumn); } if( op==TK_SELECT_COLUMN ){ assert( pExpr->pLeft->flags&EP_xIsSelect ); return sqlite3ExprAffinity( pExpr->pLeft->x.pSelect->pEList->a[pExpr->iColumn].pExpr ); } return pExpr->affinity; } /* ** Set the collating sequence for expression pExpr to be the collating ** sequence named by pToken. Return a pointer to a new Expr node that |
︙ | ︙ | |||
89684 89685 89686 89687 89688 89689 89690 | pExpr->op==TK_NE || pExpr->op==TK_IS || pExpr->op==TK_ISNOT ); assert( pExpr->pLeft ); aff = sqlite3ExprAffinity(pExpr->pLeft); if( pExpr->pRight ){ aff = sqlite3CompareAffinity(pExpr->pRight, aff); }else if( ExprHasProperty(pExpr, EP_xIsSelect) ){ aff = sqlite3CompareAffinity(pExpr->x.pSelect->pEList->a[0].pExpr, aff); | | | 89921 89922 89923 89924 89925 89926 89927 89928 89929 89930 89931 89932 89933 89934 89935 | pExpr->op==TK_NE || pExpr->op==TK_IS || pExpr->op==TK_ISNOT ); assert( pExpr->pLeft ); aff = sqlite3ExprAffinity(pExpr->pLeft); if( pExpr->pRight ){ aff = sqlite3CompareAffinity(pExpr->pRight, aff); }else if( ExprHasProperty(pExpr, EP_xIsSelect) ){ aff = sqlite3CompareAffinity(pExpr->x.pSelect->pEList->a[0].pExpr, aff); }else if( NEVER(aff==0) ){ aff = SQLITE_AFF_BLOB; } return aff; } /* ** pExpr is a comparison expression, eg. '=', '<', IN(...) etc. |
︙ | ︙ | |||
89773 89774 89775 89776 89777 89778 89779 89780 89781 89782 89783 89784 89785 89786 | p4 = sqlite3BinaryCompareCollSeq(pParse, pLeft, pRight); p5 = binaryCompareP5(pLeft, pRight, jumpIfNull); addr = sqlite3VdbeAddOp4(pParse->pVdbe, opcode, in2, dest, in1, (void*)p4, P4_COLLSEQ); sqlite3VdbeChangeP5(pParse->pVdbe, (u8)p5); return addr; } #if SQLITE_MAX_EXPR_DEPTH>0 /* ** Check that argument nHeight is less than or equal to the maximum ** expression depth allowed. If it is not, leave an error message in ** pParse. */ | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 90010 90011 90012 90013 90014 90015 90016 90017 90018 90019 90020 90021 90022 90023 90024 90025 90026 90027 90028 90029 90030 90031 90032 90033 90034 90035 90036 90037 90038 90039 90040 90041 90042 90043 90044 90045 90046 90047 90048 90049 90050 90051 90052 90053 90054 90055 90056 90057 90058 90059 90060 90061 90062 90063 90064 90065 90066 90067 90068 90069 90070 90071 90072 90073 90074 90075 90076 90077 90078 90079 90080 90081 90082 90083 90084 90085 90086 90087 90088 90089 90090 90091 90092 90093 90094 90095 90096 90097 90098 90099 90100 90101 90102 90103 90104 90105 90106 90107 90108 90109 90110 90111 90112 90113 90114 90115 90116 90117 90118 90119 90120 90121 90122 90123 90124 90125 90126 90127 90128 90129 90130 90131 90132 90133 90134 90135 90136 90137 90138 90139 90140 90141 90142 90143 90144 90145 90146 90147 90148 90149 90150 90151 90152 90153 90154 90155 90156 90157 90158 90159 90160 90161 90162 90163 90164 90165 90166 90167 90168 90169 90170 90171 90172 90173 90174 90175 90176 90177 90178 90179 90180 90181 90182 90183 90184 90185 90186 90187 90188 90189 90190 90191 90192 90193 90194 90195 90196 90197 90198 90199 90200 90201 90202 90203 90204 90205 90206 90207 90208 90209 90210 90211 90212 90213 90214 90215 90216 90217 90218 90219 90220 90221 90222 90223 90224 90225 90226 90227 90228 90229 90230 90231 90232 90233 90234 90235 90236 90237 90238 90239 90240 90241 90242 90243 90244 90245 90246 90247 90248 90249 90250 90251 90252 90253 90254 90255 90256 90257 90258 90259 90260 90261 90262 90263 90264 90265 90266 90267 90268 90269 90270 90271 90272 90273 90274 90275 90276 90277 90278 90279 90280 90281 90282 90283 90284 90285 90286 90287 | p4 = sqlite3BinaryCompareCollSeq(pParse, pLeft, pRight); p5 = binaryCompareP5(pLeft, pRight, jumpIfNull); addr = sqlite3VdbeAddOp4(pParse->pVdbe, opcode, in2, dest, in1, (void*)p4, P4_COLLSEQ); sqlite3VdbeChangeP5(pParse->pVdbe, (u8)p5); return addr; } /* ** Return true if expression pExpr is a vector, or false otherwise. ** ** A vector is defined as any expression that results in two or more ** columns of result. Every TK_VECTOR node is an vector because the ** parser will not generate a TK_VECTOR with fewer than two entries. ** But a TK_SELECT might be either a vector or a scalar. It is only ** considered a vector if it has two or more result columns. */ SQLITE_PRIVATE int sqlite3ExprIsVector(Expr *pExpr){ return sqlite3ExprVectorSize(pExpr)>1; } /* ** If the expression passed as the only argument is of type TK_VECTOR ** return the number of expressions in the vector. Or, if the expression ** is a sub-select, return the number of columns in the sub-select. For ** any other type of expression, return 1. */ SQLITE_PRIVATE int sqlite3ExprVectorSize(Expr *pExpr){ u8 op = pExpr->op; if( op==TK_REGISTER ) op = pExpr->op2; if( op==TK_VECTOR ){ return pExpr->x.pList->nExpr; }else if( op==TK_SELECT ){ return pExpr->x.pSelect->pEList->nExpr; }else{ return 1; } } #ifndef SQLITE_OMIT_SUBQUERY /* ** Return a pointer to a subexpression of pVector that is the i-th ** column of the vector (numbered starting with 0). The caller must ** ensure that i is within range. ** ** If pVector is really a scalar (and "scalar" here includes subqueries ** that return a single column!) then return pVector unmodified. ** ** pVector retains ownership of the returned subexpression. ** ** If the vector is a (SELECT ...) then the expression returned is ** just the expression for the i-th term of the result set, and may ** not be ready for evaluation because the table cursor has not yet ** been positioned. */ SQLITE_PRIVATE Expr *sqlite3VectorFieldSubexpr(Expr *pVector, int i){ assert( i<sqlite3ExprVectorSize(pVector) ); if( sqlite3ExprIsVector(pVector) ){ assert( pVector->op2==0 || pVector->op==TK_REGISTER ); if( pVector->op==TK_SELECT || pVector->op2==TK_SELECT ){ return pVector->x.pSelect->pEList->a[i].pExpr; }else{ return pVector->x.pList->a[i].pExpr; } } return pVector; } #endif /* !defined(SQLITE_OMIT_SUBQUERY) */ #ifndef SQLITE_OMIT_SUBQUERY /* ** Compute and return a new Expr object which when passed to ** sqlite3ExprCode() will generate all necessary code to compute ** the iField-th column of the vector expression pVector. ** ** It is ok for pVector to be a scalar (as long as iField==0). ** In that case, this routine works like sqlite3ExprDup(). ** ** The caller owns the returned Expr object and is responsible for ** ensuring that the returned value eventually gets freed. ** ** The caller retains ownership of pVector. If pVector is a TK_SELECT, ** then the returned object will reference pVector and so pVector must remain ** valid for the life of the returned object. If pVector is a TK_VECTOR ** or a scalar expression, then it can be deleted as soon as this routine ** returns. ** ** A trick to cause a TK_SELECT pVector to be deleted together with ** the returned Expr object is to attach the pVector to the pRight field ** of the returned TK_SELECT_COLUMN Expr object. */ SQLITE_PRIVATE Expr *sqlite3ExprForVectorField( Parse *pParse, /* Parsing context */ Expr *pVector, /* The vector. List of expressions or a sub-SELECT */ int iField /* Which column of the vector to return */ ){ Expr *pRet; if( pVector->op==TK_SELECT ){ assert( pVector->flags & EP_xIsSelect ); /* The TK_SELECT_COLUMN Expr node: ** ** pLeft: pVector containing TK_SELECT ** pRight: not used. But recursively deleted. ** iColumn: Index of a column in pVector ** pLeft->iTable: First in an array of register holding result, or 0 ** if the result is not yet computed. ** ** sqlite3ExprDelete() specifically skips the recursive delete of ** pLeft on TK_SELECT_COLUMN nodes. But pRight is followed, so pVector ** can be attached to pRight to cause this node to take ownership of ** pVector. Typically there will be multiple TK_SELECT_COLUMN nodes ** with the same pLeft pointer to the pVector, but only one of them ** will own the pVector. */ pRet = sqlite3PExpr(pParse, TK_SELECT_COLUMN, 0, 0, 0); if( pRet ){ pRet->iColumn = iField; pRet->pLeft = pVector; } assert( pRet==0 || pRet->iTable==0 ); }else{ if( pVector->op==TK_VECTOR ) pVector = pVector->x.pList->a[iField].pExpr; pRet = sqlite3ExprDup(pParse->db, pVector, 0); } return pRet; } #endif /* !define(SQLITE_OMIT_SUBQUERY) */ /* ** If expression pExpr is of type TK_SELECT, generate code to evaluate ** it. Return the register in which the result is stored (or, if the ** sub-select returns more than one column, the first in an array ** of registers in which the result is stored). ** ** If pExpr is not a TK_SELECT expression, return 0. */ static int exprCodeSubselect(Parse *pParse, Expr *pExpr){ int reg = 0; #ifndef SQLITE_OMIT_SUBQUERY if( pExpr->op==TK_SELECT ){ reg = sqlite3CodeSubselect(pParse, pExpr, 0, 0); } #endif return reg; } /* ** Argument pVector points to a vector expression - either a TK_VECTOR ** or TK_SELECT that returns more than one column. This function returns ** the register number of a register that contains the value of ** element iField of the vector. ** ** If pVector is a TK_SELECT expression, then code for it must have ** already been generated using the exprCodeSubselect() routine. In this ** case parameter regSelect should be the first in an array of registers ** containing the results of the sub-select. ** ** If pVector is of type TK_VECTOR, then code for the requested field ** is generated. In this case (*pRegFree) may be set to the number of ** a temporary register to be freed by the caller before returning. ** ** Before returning, output parameter (*ppExpr) is set to point to the ** Expr object corresponding to element iElem of the vector. */ static int exprVectorRegister( Parse *pParse, /* Parse context */ Expr *pVector, /* Vector to extract element from */ int iField, /* Field to extract from pVector */ int regSelect, /* First in array of registers */ Expr **ppExpr, /* OUT: Expression element */ int *pRegFree /* OUT: Temp register to free */ ){ u8 op = pVector->op; assert( op==TK_VECTOR || op==TK_REGISTER || op==TK_SELECT ); if( op==TK_REGISTER ){ *ppExpr = sqlite3VectorFieldSubexpr(pVector, iField); return pVector->iTable+iField; } if( op==TK_SELECT ){ *ppExpr = pVector->x.pSelect->pEList->a[iField].pExpr; return regSelect+iField; } *ppExpr = pVector->x.pList->a[iField].pExpr; return sqlite3ExprCodeTemp(pParse, *ppExpr, pRegFree); } /* ** Expression pExpr is a comparison between two vector values. Compute ** the result of the comparison (1, 0, or NULL) and write that ** result into register dest. ** ** The caller must satisfy the following preconditions: ** ** if pExpr->op==TK_IS: op==TK_EQ and p5==SQLITE_NULLEQ ** if pExpr->op==TK_ISNOT: op==TK_NE and p5==SQLITE_NULLEQ ** otherwise: op==pExpr->op and p5==0 */ static void codeVectorCompare( Parse *pParse, /* Code generator context */ Expr *pExpr, /* The comparison operation */ int dest, /* Write results into this register */ u8 op, /* Comparison operator */ u8 p5 /* SQLITE_NULLEQ or zero */ ){ Vdbe *v = pParse->pVdbe; Expr *pLeft = pExpr->pLeft; Expr *pRight = pExpr->pRight; int nLeft = sqlite3ExprVectorSize(pLeft); int i; int regLeft = 0; int regRight = 0; u8 opx = op; int addrDone = sqlite3VdbeMakeLabel(v); assert( nLeft==sqlite3ExprVectorSize(pRight) ); assert( pExpr->op==TK_EQ || pExpr->op==TK_NE || pExpr->op==TK_IS || pExpr->op==TK_ISNOT || pExpr->op==TK_LT || pExpr->op==TK_GT || pExpr->op==TK_LE || pExpr->op==TK_GE ); assert( pExpr->op==op || (pExpr->op==TK_IS && op==TK_EQ) || (pExpr->op==TK_ISNOT && op==TK_NE) ); assert( p5==0 || pExpr->op!=op ); assert( p5==SQLITE_NULLEQ || pExpr->op==op ); p5 |= SQLITE_STOREP2; if( opx==TK_LE ) opx = TK_LT; if( opx==TK_GE ) opx = TK_GT; regLeft = exprCodeSubselect(pParse, pLeft); regRight = exprCodeSubselect(pParse, pRight); for(i=0; 1 /*Loop exits by "break"*/; i++){ int regFree1 = 0, regFree2 = 0; Expr *pL, *pR; int r1, r2; assert( i>=0 && i<nLeft ); if( i>0 ) sqlite3ExprCachePush(pParse); r1 = exprVectorRegister(pParse, pLeft, i, regLeft, &pL, ®Free1); r2 = exprVectorRegister(pParse, pRight, i, regRight, &pR, ®Free2); codeCompare(pParse, pL, pR, opx, r1, r2, dest, p5); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le); testcase(op==OP_Gt); VdbeCoverageIf(v,op==OP_Gt); testcase(op==OP_Ge); VdbeCoverageIf(v,op==OP_Ge); testcase(op==OP_Eq); VdbeCoverageIf(v,op==OP_Eq); testcase(op==OP_Ne); VdbeCoverageIf(v,op==OP_Ne); sqlite3ReleaseTempReg(pParse, regFree1); sqlite3ReleaseTempReg(pParse, regFree2); if( i>0 ) sqlite3ExprCachePop(pParse); if( i==nLeft-1 ){ break; } if( opx==TK_EQ ){ sqlite3VdbeAddOp2(v, OP_IfNot, dest, addrDone); VdbeCoverage(v); p5 |= SQLITE_KEEPNULL; }else if( opx==TK_NE ){ sqlite3VdbeAddOp2(v, OP_If, dest, addrDone); VdbeCoverage(v); p5 |= SQLITE_KEEPNULL; }else{ assert( op==TK_LT || op==TK_GT || op==TK_LE || op==TK_GE ); sqlite3VdbeAddOp2(v, OP_ElseNotEq, 0, addrDone); VdbeCoverageIf(v, op==TK_LT); VdbeCoverageIf(v, op==TK_GT); VdbeCoverageIf(v, op==TK_LE); VdbeCoverageIf(v, op==TK_GE); if( i==nLeft-2 ) opx = op; } } sqlite3VdbeResolveLabel(v, addrDone); } #if SQLITE_MAX_EXPR_DEPTH>0 /* ** Check that argument nHeight is less than or equal to the maximum ** expression depth allowed. If it is not, leave an error message in ** pParse. */ |
︙ | ︙ | |||
89909 89910 89911 89912 89913 89914 89915 | ** Special case: If op==TK_INTEGER and pToken points to a string that ** can be translated into a 32-bit integer, then the token is not ** stored in u.zToken. Instead, the integer values is written ** into u.iValue and the EP_IntValue flag is set. No extra storage ** is allocated to hold the integer text and the dequote flag is ignored. */ SQLITE_PRIVATE Expr *sqlite3ExprAlloc( | | | 90410 90411 90412 90413 90414 90415 90416 90417 90418 90419 90420 90421 90422 90423 90424 | ** Special case: If op==TK_INTEGER and pToken points to a string that ** can be translated into a 32-bit integer, then the token is not ** stored in u.zToken. Instead, the integer values is written ** into u.iValue and the EP_IntValue flag is set. No extra storage ** is allocated to hold the integer text and the dequote flag is ignored. */ SQLITE_PRIVATE Expr *sqlite3ExprAlloc( sqlite3 *db, /* Handle for sqlite3DbMallocRawNN() */ int op, /* Expression opcode */ const Token *pToken, /* Token argument. Might be NULL */ int dequote /* True to dequote */ ){ Expr *pNew; int nExtra = 0; int iValue = 0; |
︙ | ︙ | |||
90127 90128 90129 90130 90131 90132 90133 | ** the SQL statement comes from an external source. ** ** Wildcards of the form ":aaa", "@aaa", or "$aaa" are assigned the same number ** as the previous instance of the same wildcard. Or if this is the first ** instance of the wildcard, the next sequential variable number is ** assigned. */ | | > | < | < > | | | | | | | | | | | | | | | | < | | | < | > > > > > > > | | < > | 90628 90629 90630 90631 90632 90633 90634 90635 90636 90637 90638 90639 90640 90641 90642 90643 90644 90645 90646 90647 90648 90649 90650 90651 90652 90653 90654 90655 90656 90657 90658 90659 90660 90661 90662 90663 90664 90665 90666 90667 90668 90669 90670 90671 90672 90673 90674 90675 90676 90677 90678 90679 90680 90681 90682 90683 90684 90685 90686 90687 90688 90689 90690 90691 90692 90693 90694 90695 90696 90697 90698 90699 90700 90701 90702 90703 90704 90705 90706 90707 90708 90709 90710 90711 90712 90713 90714 90715 90716 90717 90718 90719 90720 90721 90722 90723 90724 90725 90726 90727 90728 90729 90730 90731 90732 90733 90734 90735 90736 | ** the SQL statement comes from an external source. ** ** Wildcards of the form ":aaa", "@aaa", or "$aaa" are assigned the same number ** as the previous instance of the same wildcard. Or if this is the first ** instance of the wildcard, the next sequential variable number is ** assigned. */ SQLITE_PRIVATE void sqlite3ExprAssignVarNumber(Parse *pParse, Expr *pExpr, u32 n){ sqlite3 *db = pParse->db; const char *z; if( pExpr==0 ) return; assert( !ExprHasProperty(pExpr, EP_IntValue|EP_Reduced|EP_TokenOnly) ); z = pExpr->u.zToken; assert( z!=0 ); assert( z[0]!=0 ); assert( n==sqlite3Strlen30(z) ); if( z[1]==0 ){ /* Wildcard of the form "?". Assign the next variable number */ assert( z[0]=='?' ); pExpr->iColumn = (ynVar)(++pParse->nVar); }else{ ynVar x; if( z[0]=='?' ){ /* Wildcard of the form "?nnn". Convert "nnn" to an integer and ** use it as the variable number */ i64 i; int bOk = 0==sqlite3Atoi64(&z[1], &i, n-1, SQLITE_UTF8); x = (ynVar)i; testcase( i==0 ); testcase( i==1 ); testcase( i==db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER]-1 ); testcase( i==db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER] ); if( bOk==0 || i<1 || i>db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER] ){ sqlite3ErrorMsg(pParse, "variable number must be between ?1 and ?%d", db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER]); return; } if( i>pParse->nVar ){ pParse->nVar = (int)i; } }else{ /* Wildcards like ":aaa", "$aaa" or "@aaa". Reuse the same variable ** number as the prior appearance of the same name, or if the name ** has never appeared before, reuse the same variable number */ ynVar i; for(i=x=0; i<pParse->nzVar; i++){ if( pParse->azVar[i] && strcmp(pParse->azVar[i],z)==0 ){ x = (ynVar)i+1; break; } } if( x==0 ) x = (ynVar)(++pParse->nVar); } pExpr->iColumn = x; if( x>pParse->nzVar ){ char **a; a = sqlite3DbRealloc(db, pParse->azVar, x*sizeof(a[0])); if( a==0 ){ assert( db->mallocFailed ); /* Error reported through mallocFailed */ return; } pParse->azVar = a; memset(&a[pParse->nzVar], 0, (x-pParse->nzVar)*sizeof(a[0])); pParse->nzVar = x; } if( pParse->azVar[x-1]==0 ){ pParse->azVar[x-1] = sqlite3DbStrNDup(db, z, n); } } if( pParse->nVar>db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER] ){ sqlite3ErrorMsg(pParse, "too many SQL variables"); } } /* ** Recursively delete an expression tree. */ static SQLITE_NOINLINE void sqlite3ExprDeleteNN(sqlite3 *db, Expr *p){ assert( p!=0 ); /* Sanity check: Assert that the IntValue is non-negative if it exists */ assert( !ExprHasProperty(p, EP_IntValue) || p->u.iValue>=0 ); #ifdef SQLITE_DEBUG if( ExprHasProperty(p, EP_Leaf) && !ExprHasProperty(p, EP_TokenOnly) ){ assert( p->pLeft==0 ); assert( p->pRight==0 ); assert( p->x.pSelect==0 ); } #endif if( !ExprHasProperty(p, (EP_TokenOnly|EP_Leaf)) ){ /* The Expr.x union is never used at the same time as Expr.pRight */ assert( p->x.pList==0 || p->pRight==0 ); if( p->pLeft && p->op!=TK_SELECT_COLUMN ) sqlite3ExprDeleteNN(db, p->pLeft); sqlite3ExprDelete(db, p->pRight); if( ExprHasProperty(p, EP_xIsSelect) ){ sqlite3SelectDelete(db, p->x.pSelect); }else{ sqlite3ExprListDelete(db, p->x.pList); } } if( ExprHasProperty(p, EP_MemToken) ) sqlite3DbFree(db, p->u.zToken); if( !ExprHasProperty(p, EP_Static) ){ sqlite3DbFree(db, p); } } SQLITE_PRIVATE void sqlite3ExprDelete(sqlite3 *db, Expr *p){ if( p ) sqlite3ExprDeleteNN(db, p); } |
︙ | ︙ | |||
90393 90394 90395 90396 90397 90398 90399 | /* Copy the p->u.zToken string, if any. */ if( nToken ){ char *zToken = pNew->u.zToken = (char*)&zAlloc[nNewSize]; memcpy(zToken, p->u.zToken, nToken); } | | | | > > > | > | 90899 90900 90901 90902 90903 90904 90905 90906 90907 90908 90909 90910 90911 90912 90913 90914 90915 90916 90917 90918 90919 90920 90921 90922 90923 90924 90925 90926 90927 90928 90929 90930 90931 90932 90933 90934 90935 90936 90937 90938 90939 90940 | /* Copy the p->u.zToken string, if any. */ if( nToken ){ char *zToken = pNew->u.zToken = (char*)&zAlloc[nNewSize]; memcpy(zToken, p->u.zToken, nToken); } if( 0==((p->flags|pNew->flags) & (EP_TokenOnly|EP_Leaf)) ){ /* Fill in the pNew->x.pSelect or pNew->x.pList member. */ if( ExprHasProperty(p, EP_xIsSelect) ){ pNew->x.pSelect = sqlite3SelectDup(db, p->x.pSelect, dupFlags); }else{ pNew->x.pList = sqlite3ExprListDup(db, p->x.pList, dupFlags); } } /* Fill in pNew->pLeft and pNew->pRight. */ if( ExprHasProperty(pNew, EP_Reduced|EP_TokenOnly) ){ zAlloc += dupedExprNodeSize(p, dupFlags); if( !ExprHasProperty(pNew, EP_TokenOnly|EP_Leaf) ){ pNew->pLeft = p->pLeft ? exprDup(db, p->pLeft, EXPRDUP_REDUCE, &zAlloc) : 0; pNew->pRight = p->pRight ? exprDup(db, p->pRight, EXPRDUP_REDUCE, &zAlloc) : 0; } if( pzBuffer ){ *pzBuffer = zAlloc; } }else{ if( !ExprHasProperty(p, EP_TokenOnly|EP_Leaf) ){ if( pNew->op==TK_SELECT_COLUMN ){ pNew->pLeft = p->pLeft; }else{ pNew->pLeft = sqlite3ExprDup(db, p->pLeft, 0); } pNew->pRight = sqlite3ExprDup(db, p->pRight, 0); } } } return pNew; } |
︙ | ︙ | |||
90656 90657 90658 90659 90660 90661 90662 90663 90664 90665 90666 90667 90668 90669 | no_mem: /* Avoid leaking memory if malloc has failed. */ sqlite3ExprDelete(db, pExpr); sqlite3ExprListDelete(db, pList); return 0; } /* ** Set the sort order for the last element on the given ExprList. */ SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList *p, int iSortOrder){ if( p==0 ) return; assert( SQLITE_SO_UNDEFINED<0 && SQLITE_SO_ASC>=0 && SQLITE_SO_DESC>0 ); | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 91166 91167 91168 91169 91170 91171 91172 91173 91174 91175 91176 91177 91178 91179 91180 91181 91182 91183 91184 91185 91186 91187 91188 91189 91190 91191 91192 91193 91194 91195 91196 91197 91198 91199 91200 91201 91202 91203 91204 91205 91206 91207 91208 91209 91210 91211 91212 91213 91214 91215 91216 91217 91218 91219 91220 91221 91222 91223 91224 91225 91226 91227 91228 91229 91230 91231 91232 91233 | no_mem: /* Avoid leaking memory if malloc has failed. */ sqlite3ExprDelete(db, pExpr); sqlite3ExprListDelete(db, pList); return 0; } /* ** pColumns and pExpr form a vector assignment which is part of the SET ** clause of an UPDATE statement. Like this: ** ** (a,b,c) = (expr1,expr2,expr3) ** Or: (a,b,c) = (SELECT x,y,z FROM ....) ** ** For each term of the vector assignment, append new entries to the ** expression list pList. In the case of a subquery on the LHS, append ** TK_SELECT_COLUMN expressions. */ SQLITE_PRIVATE ExprList *sqlite3ExprListAppendVector( Parse *pParse, /* Parsing context */ ExprList *pList, /* List to which to append. Might be NULL */ IdList *pColumns, /* List of names of LHS of the assignment */ Expr *pExpr /* Vector expression to be appended. Might be NULL */ ){ sqlite3 *db = pParse->db; int n; int i; int iFirst = pList ? pList->nExpr : 0; /* pColumns can only be NULL due to an OOM but an OOM will cause an ** exit prior to this routine being invoked */ if( NEVER(pColumns==0) ) goto vector_append_error; if( pExpr==0 ) goto vector_append_error; n = sqlite3ExprVectorSize(pExpr); if( pColumns->nId!=n ){ sqlite3ErrorMsg(pParse, "%d columns assigned %d values", pColumns->nId, n); goto vector_append_error; } for(i=0; i<n; i++){ Expr *pSubExpr = sqlite3ExprForVectorField(pParse, pExpr, i); pList = sqlite3ExprListAppend(pParse, pList, pSubExpr); if( pList ){ assert( pList->nExpr==iFirst+i+1 ); pList->a[pList->nExpr-1].zName = pColumns->a[i].zName; pColumns->a[i].zName = 0; } } if( pExpr->op==TK_SELECT ){ if( pList && pList->a[iFirst].pExpr ){ assert( pList->a[iFirst].pExpr->op==TK_SELECT_COLUMN ); pList->a[iFirst].pExpr->pRight = pExpr; pExpr = 0; } } vector_append_error: sqlite3ExprDelete(db, pExpr); sqlite3IdListDelete(db, pColumns); return pList; } /* ** Set the sort order for the last element on the given ExprList. */ SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList *p, int iSortOrder){ if( p==0 ) return; assert( SQLITE_SO_UNDEFINED<0 && SQLITE_SO_ASC>=0 && SQLITE_SO_DESC>0 ); |
︙ | ︙ | |||
91064 91065 91066 91067 91068 91069 91070 | ** table, then return NULL. */ #ifndef SQLITE_OMIT_SUBQUERY static Select *isCandidateForInOpt(Expr *pX){ Select *p; SrcList *pSrc; ExprList *pEList; | < > | 91628 91629 91630 91631 91632 91633 91634 91635 91636 91637 91638 91639 91640 91641 91642 91643 | ** table, then return NULL. */ #ifndef SQLITE_OMIT_SUBQUERY static Select *isCandidateForInOpt(Expr *pX){ Select *p; SrcList *pSrc; ExprList *pEList; Table *pTab; int i; if( !ExprHasProperty(pX, EP_xIsSelect) ) return 0; /* Not a subquery */ if( ExprHasProperty(pX, EP_VarSelect) ) return 0; /* Correlated subq */ p = pX->x.pSelect; if( p->pPrior ) return 0; /* Not a compound SELECT */ if( p->selFlags & (SF_Distinct|SF_Aggregate) ){ testcase( (p->selFlags & (SF_Distinct|SF_Aggregate))==SF_Distinct ); testcase( (p->selFlags & (SF_Distinct|SF_Aggregate))==SF_Aggregate ); |
︙ | ︙ | |||
91088 91089 91090 91091 91092 91093 91094 | if( pSrc->nSrc!=1 ) return 0; /* Single term in FROM clause */ if( pSrc->a[0].pSelect ) return 0; /* FROM is not a subquery or view */ pTab = pSrc->a[0].pTab; assert( pTab!=0 ); assert( pTab->pSelect==0 ); /* FROM clause is not a view */ if( IsVirtual(pTab) ) return 0; /* FROM clause not a virtual table */ pEList = p->pEList; | > > | | | | > < < < < < < < < | > | 91652 91653 91654 91655 91656 91657 91658 91659 91660 91661 91662 91663 91664 91665 91666 91667 91668 91669 91670 91671 91672 91673 91674 91675 91676 91677 91678 91679 91680 91681 91682 91683 91684 91685 91686 91687 91688 91689 91690 91691 91692 91693 | if( pSrc->nSrc!=1 ) return 0; /* Single term in FROM clause */ if( pSrc->a[0].pSelect ) return 0; /* FROM is not a subquery or view */ pTab = pSrc->a[0].pTab; assert( pTab!=0 ); assert( pTab->pSelect==0 ); /* FROM clause is not a view */ if( IsVirtual(pTab) ) return 0; /* FROM clause not a virtual table */ pEList = p->pEList; assert( pEList!=0 ); /* All SELECT results must be columns. */ for(i=0; i<pEList->nExpr; i++){ Expr *pRes = pEList->a[i].pExpr; if( pRes->op!=TK_COLUMN ) return 0; assert( pRes->iTable==pSrc->a[0].iCursor ); /* Not a correlated subquery */ } return p; } #endif /* SQLITE_OMIT_SUBQUERY */ #ifndef SQLITE_OMIT_SUBQUERY /* ** Generate code that checks the left-most column of index table iCur to see if ** it contains any NULL entries. Cause the register at regHasNull to be set ** to a non-NULL value if iCur contains no NULLs. Cause register regHasNull ** to be set to NULL if iCur contains one or more NULL values. */ static void sqlite3SetHasNullFlag(Vdbe *v, int iCur, int regHasNull){ int addr1; sqlite3VdbeAddOp2(v, OP_Integer, 0, regHasNull); addr1 = sqlite3VdbeAddOp1(v, OP_Rewind, iCur); VdbeCoverage(v); sqlite3VdbeAddOp3(v, OP_Column, iCur, 0, regHasNull); sqlite3VdbeChangeP5(v, OPFLAG_TYPEOFARG); VdbeComment((v, "first_entry_in(%d)", iCur)); sqlite3VdbeJumpHere(v, addr1); } #endif #ifndef SQLITE_OMIT_SUBQUERY /* ** The argument is an IN operator with a list (not a subquery) on the ** right-hand side. Return TRUE if that list is constant. */ |
︙ | ︙ | |||
91164 91165 91166 91167 91168 91169 91170 | ** populated epheremal table. ** IN_INDEX_NOOP - No cursor was allocated. The IN operator must be ** implemented as a sequence of comparisons. ** ** An existing b-tree might be used if the RHS expression pX is a simple ** subquery such as: ** | | | | | | | > > > > > > > > > > > | > > > > > > > > > > > > > > > > > > > > > > | < < < > > < < | < < < < | | > | | | < < < | | | > > > > > > > > > > > > > > > > > > > > > > | | > > > > > > > > > > > > > > > | > | > > > > > > > > > | | > > > > > > > > > > > | < > > > | > > > > > | | | | | | | | | | | > | | > | | < < | > > > < | 91724 91725 91726 91727 91728 91729 91730 91731 91732 91733 91734 91735 91736 91737 91738 91739 91740 91741 91742 91743 91744 91745 91746 91747 91748 91749 91750 91751 91752 91753 91754 91755 91756 91757 91758 91759 91760 91761 91762 91763 91764 91765 91766 91767 91768 91769 91770 91771 91772 91773 91774 91775 91776 91777 91778 91779 91780 91781 91782 91783 91784 91785 91786 91787 91788 91789 91790 91791 91792 91793 91794 91795 91796 91797 91798 91799 91800 91801 91802 91803 91804 91805 91806 91807 91808 91809 91810 91811 91812 91813 91814 91815 91816 91817 91818 91819 91820 91821 91822 91823 91824 91825 91826 91827 91828 91829 91830 91831 91832 91833 91834 91835 91836 91837 91838 91839 91840 91841 91842 91843 91844 91845 91846 91847 91848 91849 91850 91851 91852 91853 91854 91855 91856 91857 91858 91859 91860 91861 91862 91863 91864 91865 91866 91867 91868 91869 91870 91871 91872 91873 91874 91875 91876 91877 91878 91879 91880 91881 91882 91883 91884 91885 91886 91887 91888 91889 91890 91891 91892 91893 91894 91895 91896 91897 91898 91899 91900 91901 91902 91903 91904 91905 91906 91907 91908 91909 91910 91911 91912 91913 91914 91915 91916 91917 91918 91919 91920 91921 91922 91923 91924 91925 91926 91927 91928 91929 91930 91931 91932 91933 91934 91935 91936 91937 91938 91939 91940 91941 91942 91943 91944 91945 91946 91947 91948 91949 91950 91951 91952 91953 91954 91955 91956 91957 91958 91959 91960 91961 91962 91963 91964 91965 91966 91967 91968 91969 91970 91971 91972 91973 91974 91975 91976 | ** populated epheremal table. ** IN_INDEX_NOOP - No cursor was allocated. The IN operator must be ** implemented as a sequence of comparisons. ** ** An existing b-tree might be used if the RHS expression pX is a simple ** subquery such as: ** ** SELECT <column1>, <column2>... FROM <table> ** ** If the RHS of the IN operator is a list or a more complex subquery, then ** an ephemeral table might need to be generated from the RHS and then ** pX->iTable made to point to the ephemeral table instead of an ** existing table. ** ** The inFlags parameter must contain exactly one of the bits ** IN_INDEX_MEMBERSHIP or IN_INDEX_LOOP. If inFlags contains ** IN_INDEX_MEMBERSHIP, then the generated table will be used for a ** fast membership test. When the IN_INDEX_LOOP bit is set, the ** IN index will be used to loop over all values of the RHS of the ** IN operator. ** ** When IN_INDEX_LOOP is used (and the b-tree will be used to iterate ** through the set members) then the b-tree must not contain duplicates. ** An epheremal table must be used unless the selected columns are guaranteed ** to be unique - either because it is an INTEGER PRIMARY KEY or due to ** a UNIQUE constraint or index. ** ** When IN_INDEX_MEMBERSHIP is used (and the b-tree will be used ** for fast set membership tests) then an epheremal table must ** be used unless <columns> is a single INTEGER PRIMARY KEY column or an ** index can be found with the specified <columns> as its left-most. ** ** If the IN_INDEX_NOOP_OK and IN_INDEX_MEMBERSHIP are both set and ** if the RHS of the IN operator is a list (not a subquery) then this ** routine might decide that creating an ephemeral b-tree for membership ** testing is too expensive and return IN_INDEX_NOOP. In that case, the ** calling routine should implement the IN operator using a sequence ** of Eq or Ne comparison operations. ** ** When the b-tree is being used for membership tests, the calling function ** might need to know whether or not the RHS side of the IN operator ** contains a NULL. If prRhsHasNull is not a NULL pointer and ** if there is any chance that the (...) might contain a NULL value at ** runtime, then a register is allocated and the register number written ** to *prRhsHasNull. If there is no chance that the (...) contains a ** NULL value, then *prRhsHasNull is left unchanged. ** ** If a register is allocated and its location stored in *prRhsHasNull, then ** the value in that register will be NULL if the b-tree contains one or more ** NULL values, and it will be some non-NULL value if the b-tree contains no ** NULL values. ** ** If the aiMap parameter is not NULL, it must point to an array containing ** one element for each column returned by the SELECT statement on the RHS ** of the IN(...) operator. The i'th entry of the array is populated with the ** offset of the index column that matches the i'th column returned by the ** SELECT. For example, if the expression and selected index are: ** ** (?,?,?) IN (SELECT a, b, c FROM t1) ** CREATE INDEX i1 ON t1(b, c, a); ** ** then aiMap[] is populated with {2, 0, 1}. */ #ifndef SQLITE_OMIT_SUBQUERY SQLITE_PRIVATE int sqlite3FindInIndex( Parse *pParse, /* Parsing context */ Expr *pX, /* The right-hand side (RHS) of the IN operator */ u32 inFlags, /* IN_INDEX_LOOP, _MEMBERSHIP, and/or _NOOP_OK */ int *prRhsHasNull, /* Register holding NULL status. See notes */ int *aiMap /* Mapping from Index fields to RHS fields */ ){ Select *p; /* SELECT to the right of IN operator */ int eType = 0; /* Type of RHS table. IN_INDEX_* */ int iTab = pParse->nTab++; /* Cursor of the RHS table */ int mustBeUnique; /* True if RHS must be unique */ Vdbe *v = sqlite3GetVdbe(pParse); /* Virtual machine being coded */ assert( pX->op==TK_IN ); mustBeUnique = (inFlags & IN_INDEX_LOOP)!=0; /* If the RHS of this IN(...) operator is a SELECT, and if it matters ** whether or not the SELECT result contains NULL values, check whether ** or not NULL is actually possible (it may not be, for example, due ** to NOT NULL constraints in the schema). If no NULL values are possible, ** set prRhsHasNull to 0 before continuing. */ if( prRhsHasNull && (pX->flags & EP_xIsSelect) ){ int i; ExprList *pEList = pX->x.pSelect->pEList; for(i=0; i<pEList->nExpr; i++){ if( sqlite3ExprCanBeNull(pEList->a[i].pExpr) ) break; } if( i==pEList->nExpr ){ prRhsHasNull = 0; } } /* Check to see if an existing table or index can be used to ** satisfy the query. This is preferable to generating a new ** ephemeral table. */ if( pParse->nErr==0 && (p = isCandidateForInOpt(pX))!=0 ){ sqlite3 *db = pParse->db; /* Database connection */ Table *pTab; /* Table <table>. */ i16 iDb; /* Database idx for pTab */ ExprList *pEList = p->pEList; int nExpr = pEList->nExpr; assert( p->pEList!=0 ); /* Because of isCandidateForInOpt(p) */ assert( p->pEList->a[0].pExpr!=0 ); /* Because of isCandidateForInOpt(p) */ assert( p->pSrc!=0 ); /* Because of isCandidateForInOpt(p) */ pTab = p->pSrc->a[0].pTab; /* Code an OP_Transaction and OP_TableLock for <table>. */ iDb = sqlite3SchemaToIndex(db, pTab->pSchema); sqlite3CodeVerifySchema(pParse, iDb); sqlite3TableLock(pParse, iDb, pTab->tnum, 0, pTab->zName); assert(v); /* sqlite3GetVdbe() has always been previously called */ if( nExpr==1 && pEList->a[0].pExpr->iColumn<0 ){ /* The "x IN (SELECT rowid FROM table)" case */ int iAddr = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v); sqlite3OpenTable(pParse, iTab, iDb, pTab, OP_OpenRead); eType = IN_INDEX_ROWID; sqlite3VdbeJumpHere(v, iAddr); }else{ Index *pIdx; /* Iterator variable */ int affinity_ok = 1; int i; /* Check that the affinity that will be used to perform each ** comparison is the same as the affinity of each column in table ** on the RHS of the IN operator. If it not, it is not possible to ** use any index of the RHS table. */ for(i=0; i<nExpr && affinity_ok; i++){ Expr *pLhs = sqlite3VectorFieldSubexpr(pX->pLeft, i); int iCol = pEList->a[i].pExpr->iColumn; char idxaff = sqlite3TableColumnAffinity(pTab,iCol); /* RHS table */ char cmpaff = sqlite3CompareAffinity(pLhs, idxaff); testcase( cmpaff==SQLITE_AFF_BLOB ); testcase( cmpaff==SQLITE_AFF_TEXT ); switch( cmpaff ){ case SQLITE_AFF_BLOB: break; case SQLITE_AFF_TEXT: /* sqlite3CompareAffinity() only returns TEXT if one side or the ** other has no affinity and the other side is TEXT. Hence, ** the only way for cmpaff to be TEXT is for idxaff to be TEXT ** and for the term on the LHS of the IN to have no affinity. */ assert( idxaff==SQLITE_AFF_TEXT ); break; default: affinity_ok = sqlite3IsNumericAffinity(idxaff); } } if( affinity_ok ){ /* Search for an existing index that will work for this IN operator */ for(pIdx=pTab->pIndex; pIdx && eType==0; pIdx=pIdx->pNext){ Bitmask colUsed; /* Columns of the index used */ Bitmask mCol; /* Mask for the current column */ if( pIdx->nColumn<nExpr ) continue; /* Maximum nColumn is BMS-2, not BMS-1, so that we can compute ** BITMASK(nExpr) without overflowing */ testcase( pIdx->nColumn==BMS-2 ); testcase( pIdx->nColumn==BMS-1 ); if( pIdx->nColumn>=BMS-1 ) continue; if( mustBeUnique ){ if( pIdx->nKeyCol>nExpr ||(pIdx->nColumn>nExpr && !IsUniqueIndex(pIdx)) ){ continue; /* This index is not unique over the IN RHS columns */ } } colUsed = 0; /* Columns of index used so far */ for(i=0; i<nExpr; i++){ Expr *pLhs = sqlite3VectorFieldSubexpr(pX->pLeft, i); Expr *pRhs = pEList->a[i].pExpr; CollSeq *pReq = sqlite3BinaryCompareCollSeq(pParse, pLhs, pRhs); int j; assert( pReq!=0 || pRhs->iColumn==XN_ROWID || pParse->nErr ); for(j=0; j<nExpr; j++){ if( pIdx->aiColumn[j]!=pRhs->iColumn ) continue; assert( pIdx->azColl[j] ); if( pReq!=0 && sqlite3StrICmp(pReq->zName, pIdx->azColl[j])!=0 ){ continue; } break; } if( j==nExpr ) break; mCol = MASKBIT(j); if( mCol & colUsed ) break; /* Each column used only once */ colUsed |= mCol; if( aiMap ) aiMap[i] = j; } assert( i==nExpr || colUsed!=(MASKBIT(nExpr)-1) ); if( colUsed==(MASKBIT(nExpr)-1) ){ /* If we reach this point, that means the index pIdx is usable */ int iAddr = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v); #ifndef SQLITE_OMIT_EXPLAIN sqlite3VdbeAddOp4(v, OP_Explain, 0, 0, 0, sqlite3MPrintf(db, "USING INDEX %s FOR IN-OPERATOR",pIdx->zName), P4_DYNAMIC); #endif sqlite3VdbeAddOp3(v, OP_OpenRead, iTab, pIdx->tnum, iDb); sqlite3VdbeSetP4KeyInfo(pParse, pIdx); VdbeComment((v, "%s", pIdx->zName)); assert( IN_INDEX_INDEX_DESC == IN_INDEX_INDEX_ASC+1 ); eType = IN_INDEX_INDEX_ASC + pIdx->aSortOrder[0]; if( prRhsHasNull ){ #ifdef SQLITE_ENABLE_COLUMN_USED_MASK i64 mask = (1<<nExpr)-1; sqlite3VdbeAddOp4Dup8(v, OP_ColumnsUsed, iTab, 0, 0, (u8*)&mask, P4_INT64); #endif *prRhsHasNull = ++pParse->nMem; if( nExpr==1 ){ sqlite3SetHasNullFlag(v, iTab, *prRhsHasNull); } } sqlite3VdbeJumpHere(v, iAddr); } } /* End loop over indexes */ } /* End if( affinity_ok ) */ } /* End if not an rowid index */ } /* End attempt to optimize using an index */ /* If no preexisting index is available for the IN clause ** and IN_INDEX_NOOP is an allowed reply ** and the RHS of the IN operator is a list, not a subquery ** and the RHS is not constant or has two or fewer terms, ** then it is not worth creating an ephemeral table to evaluate ** the IN operator so return IN_INDEX_NOOP. */ if( eType==0 && (inFlags & IN_INDEX_NOOP_OK) && !ExprHasProperty(pX, EP_xIsSelect) && (!sqlite3InRhsIsConstant(pX) || pX->x.pList->nExpr<=2) ){ eType = IN_INDEX_NOOP; } if( eType==0 ){ /* Could not find an existing table or index to use as the RHS b-tree. ** We will have to generate an ephemeral table to do the job. */ u32 savedNQueryLoop = pParse->nQueryLoop; int rMayHaveNull = 0; |
︙ | ︙ | |||
91333 91334 91335 91336 91337 91338 91339 91340 91341 91342 91343 91344 91345 91346 91347 91348 91349 | *prRhsHasNull = rMayHaveNull = ++pParse->nMem; } sqlite3CodeSubselect(pParse, pX, rMayHaveNull, eType==IN_INDEX_ROWID); pParse->nQueryLoop = savedNQueryLoop; }else{ pX->iTable = iTab; } return eType; } #endif /* ** Generate code for scalar subqueries used as a subquery expression, EXISTS, ** or IN operators. Examples: ** ** (SELECT a FROM b) -- subquery ** EXISTS (SELECT a FROM b) -- EXISTS subquery | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 91984 91985 91986 91987 91988 91989 91990 91991 91992 91993 91994 91995 91996 91997 91998 91999 92000 92001 92002 92003 92004 92005 92006 92007 92008 92009 92010 92011 92012 92013 92014 92015 92016 92017 92018 92019 92020 92021 92022 92023 92024 92025 92026 92027 92028 92029 92030 92031 92032 92033 92034 92035 92036 92037 92038 92039 92040 92041 92042 92043 92044 92045 92046 92047 92048 92049 92050 92051 92052 92053 | *prRhsHasNull = rMayHaveNull = ++pParse->nMem; } sqlite3CodeSubselect(pParse, pX, rMayHaveNull, eType==IN_INDEX_ROWID); pParse->nQueryLoop = savedNQueryLoop; }else{ pX->iTable = iTab; } if( aiMap && eType!=IN_INDEX_INDEX_ASC && eType!=IN_INDEX_INDEX_DESC ){ int i, n; n = sqlite3ExprVectorSize(pX->pLeft); for(i=0; i<n; i++) aiMap[i] = i; } return eType; } #endif #ifndef SQLITE_OMIT_SUBQUERY /* ** Argument pExpr is an (?, ?...) IN(...) expression. This ** function allocates and returns a nul-terminated string containing ** the affinities to be used for each column of the comparison. ** ** It is the responsibility of the caller to ensure that the returned ** string is eventually freed using sqlite3DbFree(). */ static char *exprINAffinity(Parse *pParse, Expr *pExpr){ Expr *pLeft = pExpr->pLeft; int nVal = sqlite3ExprVectorSize(pLeft); Select *pSelect = (pExpr->flags & EP_xIsSelect) ? pExpr->x.pSelect : 0; char *zRet; assert( pExpr->op==TK_IN ); zRet = sqlite3DbMallocZero(pParse->db, nVal+1); if( zRet ){ int i; for(i=0; i<nVal; i++){ Expr *pA = sqlite3VectorFieldSubexpr(pLeft, i); char a = sqlite3ExprAffinity(pA); if( pSelect ){ zRet[i] = sqlite3CompareAffinity(pSelect->pEList->a[i].pExpr, a); }else{ zRet[i] = a; } } zRet[nVal] = '\0'; } return zRet; } #endif #ifndef SQLITE_OMIT_SUBQUERY /* ** Load the Parse object passed as the first argument with an error ** message of the form: ** ** "sub-select returns N columns - expected M" */ SQLITE_PRIVATE void sqlite3SubselectError(Parse *pParse, int nActual, int nExpect){ const char *zFmt = "sub-select returns %d columns - expected %d"; sqlite3ErrorMsg(pParse, zFmt, nActual, nExpect); } #endif /* ** Generate code for scalar subqueries used as a subquery expression, EXISTS, ** or IN operators. Examples: ** ** (SELECT a FROM b) -- subquery ** EXISTS (SELECT a FROM b) -- EXISTS subquery |
︙ | ︙ | |||
91362 91363 91364 91365 91366 91367 91368 | ** If rMayHaveNull is non-zero, that means that the operation is an IN ** (not a SELECT or EXISTS) and that the RHS might contains NULLs. ** All this routine does is initialize the register given by rMayHaveNull ** to NULL. Calling routines will take care of changing this register ** value to non-NULL if the RHS is NULL-free. ** ** For a SELECT or EXISTS operator, return the register that holds the | > > | | | | < > | | > | | | > | < | > > > > > | | | | | | | > | | | < > | | | | > > | | > > > > > | 92066 92067 92068 92069 92070 92071 92072 92073 92074 92075 92076 92077 92078 92079 92080 92081 92082 92083 92084 92085 92086 92087 92088 92089 92090 92091 92092 92093 92094 92095 92096 92097 92098 92099 92100 92101 92102 92103 92104 92105 92106 92107 92108 92109 92110 92111 92112 92113 92114 92115 92116 92117 92118 92119 92120 92121 92122 92123 92124 92125 92126 92127 92128 92129 92130 92131 92132 92133 92134 92135 92136 92137 92138 92139 92140 92141 92142 92143 92144 92145 92146 92147 92148 92149 92150 92151 92152 92153 92154 92155 92156 92157 92158 92159 92160 92161 92162 92163 92164 92165 92166 92167 92168 92169 92170 92171 92172 92173 92174 92175 92176 92177 92178 92179 92180 92181 92182 92183 92184 92185 92186 92187 92188 92189 92190 92191 92192 92193 92194 92195 92196 92197 92198 92199 92200 92201 92202 | ** If rMayHaveNull is non-zero, that means that the operation is an IN ** (not a SELECT or EXISTS) and that the RHS might contains NULLs. ** All this routine does is initialize the register given by rMayHaveNull ** to NULL. Calling routines will take care of changing this register ** value to non-NULL if the RHS is NULL-free. ** ** For a SELECT or EXISTS operator, return the register that holds the ** result. For a multi-column SELECT, the result is stored in a contiguous ** array of registers and the return value is the register of the left-most ** result column. Return 0 for IN operators or if an error occurs. */ #ifndef SQLITE_OMIT_SUBQUERY SQLITE_PRIVATE int sqlite3CodeSubselect( Parse *pParse, /* Parsing context */ Expr *pExpr, /* The IN, SELECT, or EXISTS operator */ int rHasNullFlag, /* Register that records whether NULLs exist in RHS */ int isRowid /* If true, LHS of IN operator is a rowid */ ){ int jmpIfDynamic = -1; /* One-time test address */ int rReg = 0; /* Register storing resulting */ Vdbe *v = sqlite3GetVdbe(pParse); if( NEVER(v==0) ) return 0; sqlite3ExprCachePush(pParse); /* The evaluation of the IN/EXISTS/SELECT must be repeated every time it ** is encountered if any of the following is true: ** ** * The right-hand side is a correlated subquery ** * The right-hand side is an expression list containing variables ** * We are inside a trigger ** ** If all of the above are false, then we can run this code just once ** save the results, and reuse the same result on subsequent invocations. */ if( !ExprHasProperty(pExpr, EP_VarSelect) ){ jmpIfDynamic = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v); } #ifndef SQLITE_OMIT_EXPLAIN if( pParse->explain==2 ){ char *zMsg = sqlite3MPrintf(pParse->db, "EXECUTE %s%s SUBQUERY %d", jmpIfDynamic>=0?"":"CORRELATED ", pExpr->op==TK_IN?"LIST":"SCALAR", pParse->iNextSelectId ); sqlite3VdbeAddOp4(v, OP_Explain, pParse->iSelectId, 0, 0, zMsg, P4_DYNAMIC); } #endif switch( pExpr->op ){ case TK_IN: { int addr; /* Address of OP_OpenEphemeral instruction */ Expr *pLeft = pExpr->pLeft; /* the LHS of the IN operator */ KeyInfo *pKeyInfo = 0; /* Key information */ int nVal; /* Size of vector pLeft */ nVal = sqlite3ExprVectorSize(pLeft); assert( !isRowid || nVal==1 ); /* Whether this is an 'x IN(SELECT...)' or an 'x IN(<exprlist>)' ** expression it is handled the same way. An ephemeral table is ** filled with index keys representing the results from the ** SELECT or the <exprlist>. ** ** If the 'x' expression is a column value, or the SELECT... ** statement returns a column value, then the affinity of that ** column is used to build the index keys. If both 'x' and the ** SELECT... statement are columns, then numeric affinity is used ** if either column has NUMERIC or INTEGER affinity. If neither ** 'x' nor the SELECT... statement are columns, then numeric affinity ** is used. */ pExpr->iTable = pParse->nTab++; addr = sqlite3VdbeAddOp2(v, OP_OpenEphemeral, pExpr->iTable, (isRowid?0:nVal)); pKeyInfo = isRowid ? 0 : sqlite3KeyInfoAlloc(pParse->db, nVal, 1); if( ExprHasProperty(pExpr, EP_xIsSelect) ){ /* Case 1: expr IN (SELECT ...) ** ** Generate code to write the results of the select into the temporary ** table allocated and opened above. */ Select *pSelect = pExpr->x.pSelect; ExprList *pEList = pSelect->pEList; assert( !isRowid ); /* If the LHS and RHS of the IN operator do not match, that ** error will have been caught long before we reach this point. */ if( ALWAYS(pEList->nExpr==nVal) ){ SelectDest dest; int i; sqlite3SelectDestInit(&dest, SRT_Set, pExpr->iTable); dest.zAffSdst = exprINAffinity(pParse, pExpr); assert( (pExpr->iTable&0x0000FFFF)==pExpr->iTable ); pSelect->iLimit = 0; testcase( pSelect->selFlags & SF_Distinct ); testcase( pKeyInfo==0 ); /* Caused by OOM in sqlite3KeyInfoAlloc() */ if( sqlite3Select(pParse, pSelect, &dest) ){ sqlite3DbFree(pParse->db, dest.zAffSdst); sqlite3KeyInfoUnref(pKeyInfo); return 0; } sqlite3DbFree(pParse->db, dest.zAffSdst); assert( pKeyInfo!=0 ); /* OOM will cause exit after sqlite3Select() */ assert( pEList!=0 ); assert( pEList->nExpr>0 ); assert( sqlite3KeyInfoIsWriteable(pKeyInfo) ); for(i=0; i<nVal; i++){ Expr *p = sqlite3VectorFieldSubexpr(pLeft, i); pKeyInfo->aColl[i] = sqlite3BinaryCompareCollSeq( pParse, p, pEList->a[i].pExpr ); } } }else if( ALWAYS(pExpr->x.pList!=0) ){ /* Case 2: expr IN (exprlist) ** ** For each expression, build an index key from the evaluation and ** store it in the temporary table. If <expr> is a column, then use ** that columns affinity when building index keys. If <expr> is not ** a column, use numeric affinity. */ char affinity; /* Affinity of the LHS of the IN */ int i; ExprList *pList = pExpr->x.pList; struct ExprList_item *pItem; int r1, r2, r3; affinity = sqlite3ExprAffinity(pLeft); if( !affinity ){ affinity = SQLITE_AFF_BLOB; } if( pKeyInfo ){ assert( sqlite3KeyInfoIsWriteable(pKeyInfo) ); pKeyInfo->aColl[0] = sqlite3ExprCollSeq(pParse, pExpr->pLeft); } |
︙ | ︙ | |||
91524 91525 91526 91527 91528 91529 91530 | } break; } case TK_EXISTS: case TK_SELECT: default: { | > > > | > | < > | < > > > > | > < > > | > > | | | | 92244 92245 92246 92247 92248 92249 92250 92251 92252 92253 92254 92255 92256 92257 92258 92259 92260 92261 92262 92263 92264 92265 92266 92267 92268 92269 92270 92271 92272 92273 92274 92275 92276 92277 92278 92279 92280 92281 92282 92283 92284 92285 92286 92287 92288 92289 92290 92291 92292 92293 92294 92295 92296 92297 | } break; } case TK_EXISTS: case TK_SELECT: default: { /* Case 3: (SELECT ... FROM ...) ** or: EXISTS(SELECT ... FROM ...) ** ** For a SELECT, generate code to put the values for all columns of ** the first row into an array of registers and return the index of ** the first register. ** ** If this is an EXISTS, write an integer 0 (not exists) or 1 (exists) ** into a register and return that register number. ** ** In both cases, the query is augmented with "LIMIT 1". Any ** preexisting limit is discarded in place of the new LIMIT 1. */ Select *pSel; /* SELECT statement to encode */ SelectDest dest; /* How to deal with SELECT result */ int nReg; /* Registers to allocate */ testcase( pExpr->op==TK_EXISTS ); testcase( pExpr->op==TK_SELECT ); assert( pExpr->op==TK_EXISTS || pExpr->op==TK_SELECT ); assert( ExprHasProperty(pExpr, EP_xIsSelect) ); pSel = pExpr->x.pSelect; nReg = pExpr->op==TK_SELECT ? pSel->pEList->nExpr : 1; sqlite3SelectDestInit(&dest, 0, pParse->nMem+1); pParse->nMem += nReg; if( pExpr->op==TK_SELECT ){ dest.eDest = SRT_Mem; dest.iSdst = dest.iSDParm; dest.nSdst = nReg; sqlite3VdbeAddOp3(v, OP_Null, 0, dest.iSDParm, dest.iSDParm+nReg-1); VdbeComment((v, "Init subquery result")); }else{ dest.eDest = SRT_Exists; sqlite3VdbeAddOp2(v, OP_Integer, 0, dest.iSDParm); VdbeComment((v, "Init EXISTS result")); } sqlite3ExprDelete(pParse->db, pSel->pLimit); pSel->pLimit = sqlite3ExprAlloc(pParse->db, TK_INTEGER, &sqlite3IntTokens[1], 0); pSel->iLimit = 0; pSel->selFlags &= ~SF_MultiValue; if( sqlite3Select(pParse, pSel, &dest) ){ return 0; } rReg = dest.iSDParm; ExprSetVVAProperty(pExpr, EP_NoReduce); |
︙ | ︙ | |||
91576 91577 91578 91579 91580 91581 91582 91583 91584 91585 91586 91587 91588 91589 91590 | sqlite3VdbeJumpHere(v, jmpIfDynamic); } sqlite3ExprCachePop(pParse); return rReg; } #endif /* SQLITE_OMIT_SUBQUERY */ #ifndef SQLITE_OMIT_SUBQUERY /* ** Generate code for an IN expression. ** ** x IN (SELECT ...) ** x IN (value, value, ...) ** | > > > > > > > > > > > > > > > > > > > > > > > > > > | | > > > > | > | | > > > < | > > > > > > > > > > > > > > > > > > > > | > > | < > | | | > | > | < > > > > | > > | > > > > > > > > > > > > > > | > | > > > > | | | | | | | | > > | | < | < < | | > > > | > | | < < | | | > > > > | | | > | | > | > > > > > > > > > > > | > > | > | > > | | < | < < | | | < < < > > > | | | | > | | > > | | | | > > | < | | | | | < < | > | > > | > > > | | > > | | | > > | > | > > > | 92307 92308 92309 92310 92311 92312 92313 92314 92315 92316 92317 92318 92319 92320 92321 92322 92323 92324 92325 92326 92327 92328 92329 92330 92331 92332 92333 92334 92335 92336 92337 92338 92339 92340 92341 92342 92343 92344 92345 92346 92347 92348 92349 92350 92351 92352 92353 92354 92355 92356 92357 92358 92359 92360 92361 92362 92363 92364 92365 92366 92367 92368 92369 92370 92371 92372 92373 92374 92375 92376 92377 92378 92379 92380 92381 92382 92383 92384 92385 92386 92387 92388 92389 92390 92391 92392 92393 92394 92395 92396 92397 92398 92399 92400 92401 92402 92403 92404 92405 92406 92407 92408 92409 92410 92411 92412 92413 92414 92415 92416 92417 92418 92419 92420 92421 92422 92423 92424 92425 92426 92427 92428 92429 92430 92431 92432 92433 92434 92435 92436 92437 92438 92439 92440 92441 92442 92443 92444 92445 92446 92447 92448 92449 92450 92451 92452 92453 92454 92455 92456 92457 92458 92459 92460 92461 92462 92463 92464 92465 92466 92467 92468 92469 92470 92471 92472 92473 92474 92475 92476 92477 92478 92479 92480 92481 92482 92483 92484 92485 92486 92487 92488 92489 92490 92491 92492 92493 92494 92495 92496 92497 92498 92499 92500 92501 92502 92503 92504 92505 92506 92507 92508 92509 92510 92511 92512 92513 92514 92515 92516 92517 92518 92519 92520 92521 92522 92523 92524 92525 92526 92527 92528 92529 92530 92531 92532 92533 92534 92535 92536 92537 92538 92539 92540 92541 92542 92543 92544 92545 92546 92547 92548 92549 92550 92551 92552 92553 92554 92555 92556 92557 92558 92559 92560 92561 92562 92563 92564 92565 92566 92567 92568 92569 92570 92571 92572 92573 92574 92575 92576 92577 92578 92579 92580 92581 92582 92583 92584 92585 92586 92587 92588 92589 92590 92591 92592 92593 92594 92595 92596 92597 92598 92599 92600 92601 92602 | sqlite3VdbeJumpHere(v, jmpIfDynamic); } sqlite3ExprCachePop(pParse); return rReg; } #endif /* SQLITE_OMIT_SUBQUERY */ #ifndef SQLITE_OMIT_SUBQUERY /* ** Expr pIn is an IN(...) expression. This function checks that the ** sub-select on the RHS of the IN() operator has the same number of ** columns as the vector on the LHS. Or, if the RHS of the IN() is not ** a sub-query, that the LHS is a vector of size 1. */ SQLITE_PRIVATE int sqlite3ExprCheckIN(Parse *pParse, Expr *pIn){ int nVector = sqlite3ExprVectorSize(pIn->pLeft); if( (pIn->flags & EP_xIsSelect) ){ if( nVector!=pIn->x.pSelect->pEList->nExpr ){ sqlite3SubselectError(pParse, pIn->x.pSelect->pEList->nExpr, nVector); return 1; } }else if( nVector!=1 ){ if( (pIn->pLeft->flags & EP_xIsSelect) ){ sqlite3SubselectError(pParse, nVector, 1); }else{ sqlite3ErrorMsg(pParse, "row value misused"); } return 1; } return 0; } #endif #ifndef SQLITE_OMIT_SUBQUERY /* ** Generate code for an IN expression. ** ** x IN (SELECT ...) ** x IN (value, value, ...) ** ** The left-hand side (LHS) is a scalar or vector expression. The ** right-hand side (RHS) is an array of zero or more scalar values, or a ** subquery. If the RHS is a subquery, the number of result columns must ** match the number of columns in the vector on the LHS. If the RHS is ** a list of values, the LHS must be a scalar. ** ** The IN operator is true if the LHS value is contained within the RHS. ** The result is false if the LHS is definitely not in the RHS. The ** result is NULL if the presence of the LHS in the RHS cannot be ** determined due to NULLs. ** ** This routine generates code that jumps to destIfFalse if the LHS is not ** contained within the RHS. If due to NULLs we cannot determine if the LHS ** is contained in the RHS then jump to destIfNull. If the LHS is contained ** within the RHS then fall through. ** ** See the separate in-operator.md documentation file in the canonical ** SQLite source tree for additional information. */ static void sqlite3ExprCodeIN( Parse *pParse, /* Parsing and code generating context */ Expr *pExpr, /* The IN expression */ int destIfFalse, /* Jump here if LHS is not contained in the RHS */ int destIfNull /* Jump here if the results are unknown due to NULLs */ ){ int rRhsHasNull = 0; /* Register that is true if RHS contains NULL values */ int eType; /* Type of the RHS */ int rLhs; /* Register(s) holding the LHS values */ int rLhsOrig; /* LHS values prior to reordering by aiMap[] */ Vdbe *v; /* Statement under construction */ int *aiMap = 0; /* Map from vector field to index column */ char *zAff = 0; /* Affinity string for comparisons */ int nVector; /* Size of vectors for this IN operator */ int iDummy; /* Dummy parameter to exprCodeVector() */ Expr *pLeft; /* The LHS of the IN operator */ int i; /* loop counter */ int destStep2; /* Where to jump when NULLs seen in step 2 */ int destStep6 = 0; /* Start of code for Step 6 */ int addrTruthOp; /* Address of opcode that determines the IN is true */ int destNotNull; /* Jump here if a comparison is not true in step 6 */ int addrTop; /* Top of the step-6 loop */ pLeft = pExpr->pLeft; if( sqlite3ExprCheckIN(pParse, pExpr) ) return; zAff = exprINAffinity(pParse, pExpr); nVector = sqlite3ExprVectorSize(pExpr->pLeft); aiMap = (int*)sqlite3DbMallocZero( pParse->db, nVector*(sizeof(int) + sizeof(char)) + 1 ); if( pParse->db->mallocFailed ) goto sqlite3ExprCodeIN_oom_error; /* Attempt to compute the RHS. After this step, if anything other than ** IN_INDEX_NOOP is returned, the table opened ith cursor pExpr->iTable ** contains the values that make up the RHS. If IN_INDEX_NOOP is returned, ** the RHS has not yet been coded. */ v = pParse->pVdbe; assert( v!=0 ); /* OOM detected prior to this routine */ VdbeNoopComment((v, "begin IN expr")); eType = sqlite3FindInIndex(pParse, pExpr, IN_INDEX_MEMBERSHIP | IN_INDEX_NOOP_OK, destIfFalse==destIfNull ? 0 : &rRhsHasNull, aiMap); assert( pParse->nErr || nVector==1 || eType==IN_INDEX_EPH || eType==IN_INDEX_INDEX_ASC || eType==IN_INDEX_INDEX_DESC ); #ifdef SQLITE_DEBUG /* Confirm that aiMap[] contains nVector integer values between 0 and ** nVector-1. */ for(i=0; i<nVector; i++){ int j, cnt; for(cnt=j=0; j<nVector; j++) if( aiMap[j]==i ) cnt++; assert( cnt==1 ); } #endif /* Code the LHS, the <expr> from "<expr> IN (...)". If the LHS is a ** vector, then it is stored in an array of nVector registers starting ** at r1. ** ** sqlite3FindInIndex() might have reordered the fields of the LHS vector ** so that the fields are in the same order as an existing index. The ** aiMap[] array contains a mapping from the original LHS field order to ** the field order that matches the RHS index. */ sqlite3ExprCachePush(pParse); rLhsOrig = exprCodeVector(pParse, pLeft, &iDummy); for(i=0; i<nVector && aiMap[i]==i; i++){} /* Are LHS fields reordered? */ if( i==nVector ){ /* LHS fields are not reordered */ rLhs = rLhsOrig; }else{ /* Need to reorder the LHS fields according to aiMap */ rLhs = sqlite3GetTempRange(pParse, nVector); for(i=0; i<nVector; i++){ sqlite3VdbeAddOp3(v, OP_Copy, rLhsOrig+i, rLhs+aiMap[i], 0); } } /* If sqlite3FindInIndex() did not find or create an index that is ** suitable for evaluating the IN operator, then evaluate using a ** sequence of comparisons. ** ** This is step (1) in the in-operator.md optimized algorithm. */ if( eType==IN_INDEX_NOOP ){ ExprList *pList = pExpr->x.pList; CollSeq *pColl = sqlite3ExprCollSeq(pParse, pExpr->pLeft); int labelOk = sqlite3VdbeMakeLabel(v); int r2, regToFree; int regCkNull = 0; int ii; assert( !ExprHasProperty(pExpr, EP_xIsSelect) ); if( destIfNull!=destIfFalse ){ regCkNull = sqlite3GetTempReg(pParse); sqlite3VdbeAddOp3(v, OP_BitAnd, rLhs, rLhs, regCkNull); } for(ii=0; ii<pList->nExpr; ii++){ r2 = sqlite3ExprCodeTemp(pParse, pList->a[ii].pExpr, ®ToFree); if( regCkNull && sqlite3ExprCanBeNull(pList->a[ii].pExpr) ){ sqlite3VdbeAddOp3(v, OP_BitAnd, regCkNull, r2, regCkNull); } if( ii<pList->nExpr-1 || destIfNull!=destIfFalse ){ sqlite3VdbeAddOp4(v, OP_Eq, rLhs, labelOk, r2, (void*)pColl, P4_COLLSEQ); VdbeCoverageIf(v, ii<pList->nExpr-1); VdbeCoverageIf(v, ii==pList->nExpr-1); sqlite3VdbeChangeP5(v, zAff[0]); }else{ assert( destIfNull==destIfFalse ); sqlite3VdbeAddOp4(v, OP_Ne, rLhs, destIfFalse, r2, (void*)pColl, P4_COLLSEQ); VdbeCoverage(v); sqlite3VdbeChangeP5(v, zAff[0] | SQLITE_JUMPIFNULL); } sqlite3ReleaseTempReg(pParse, regToFree); } if( regCkNull ){ sqlite3VdbeAddOp2(v, OP_IsNull, regCkNull, destIfNull); VdbeCoverage(v); sqlite3VdbeGoto(v, destIfFalse); } sqlite3VdbeResolveLabel(v, labelOk); sqlite3ReleaseTempReg(pParse, regCkNull); goto sqlite3ExprCodeIN_finished; } /* Step 2: Check to see if the LHS contains any NULL columns. If the ** LHS does contain NULLs then the result must be either FALSE or NULL. ** We will then skip the binary search of the RHS. */ if( destIfNull==destIfFalse ){ destStep2 = destIfFalse; }else{ destStep2 = destStep6 = sqlite3VdbeMakeLabel(v); } for(i=0; i<nVector; i++){ Expr *p = sqlite3VectorFieldSubexpr(pExpr->pLeft, i); if( sqlite3ExprCanBeNull(p) ){ sqlite3VdbeAddOp2(v, OP_IsNull, rLhs+i, destStep2); VdbeCoverage(v); } } /* Step 3. The LHS is now known to be non-NULL. Do the binary search ** of the RHS using the LHS as a probe. If found, the result is ** true. */ if( eType==IN_INDEX_ROWID ){ /* In this case, the RHS is the ROWID of table b-tree and so we also ** know that the RHS is non-NULL. Hence, we combine steps 3 and 4 ** into a single opcode. */ sqlite3VdbeAddOp3(v, OP_SeekRowid, pExpr->iTable, destIfFalse, rLhs); VdbeCoverage(v); addrTruthOp = sqlite3VdbeAddOp0(v, OP_Goto); /* Return True */ }else{ sqlite3VdbeAddOp4(v, OP_Affinity, rLhs, nVector, 0, zAff, nVector); if( destIfFalse==destIfNull ){ /* Combine Step 3 and Step 5 into a single opcode */ sqlite3VdbeAddOp4Int(v, OP_NotFound, pExpr->iTable, destIfFalse, rLhs, nVector); VdbeCoverage(v); goto sqlite3ExprCodeIN_finished; } /* Ordinary Step 3, for the case where FALSE and NULL are distinct */ addrTruthOp = sqlite3VdbeAddOp4Int(v, OP_Found, pExpr->iTable, 0, rLhs, nVector); VdbeCoverage(v); } /* Step 4. If the RHS is known to be non-NULL and we did not find ** an match on the search above, then the result must be FALSE. */ if( rRhsHasNull && nVector==1 ){ sqlite3VdbeAddOp2(v, OP_NotNull, rRhsHasNull, destIfFalse); VdbeCoverage(v); } /* Step 5. If we do not care about the difference between NULL and ** FALSE, then just return false. */ if( destIfFalse==destIfNull ) sqlite3VdbeGoto(v, destIfFalse); /* Step 6: Loop through rows of the RHS. Compare each row to the LHS. ** If any comparison is NULL, then the result is NULL. If all ** comparisons are FALSE then the final result is FALSE. ** ** For a scalar LHS, it is sufficient to check just the first row ** of the RHS. */ if( destStep6 ) sqlite3VdbeResolveLabel(v, destStep6); addrTop = sqlite3VdbeAddOp2(v, OP_Rewind, pExpr->iTable, destIfFalse); VdbeCoverage(v); if( nVector>1 ){ destNotNull = sqlite3VdbeMakeLabel(v); }else{ /* For nVector==1, combine steps 6 and 7 by immediately returning ** FALSE if the first comparison is not NULL */ destNotNull = destIfFalse; } for(i=0; i<nVector; i++){ Expr *p; CollSeq *pColl; int r3 = sqlite3GetTempReg(pParse); p = sqlite3VectorFieldSubexpr(pLeft, i); pColl = sqlite3ExprCollSeq(pParse, p); sqlite3VdbeAddOp3(v, OP_Column, pExpr->iTable, i, r3); sqlite3VdbeAddOp4(v, OP_Ne, rLhs+i, destNotNull, r3, (void*)pColl, P4_COLLSEQ); VdbeCoverage(v); sqlite3ReleaseTempReg(pParse, r3); } sqlite3VdbeAddOp2(v, OP_Goto, 0, destIfNull); if( nVector>1 ){ sqlite3VdbeResolveLabel(v, destNotNull); sqlite3VdbeAddOp2(v, OP_Next, pExpr->iTable, addrTop+1); VdbeCoverage(v); /* Step 7: If we reach this point, we know that the result must ** be false. */ sqlite3VdbeAddOp2(v, OP_Goto, 0, destIfFalse); } /* Jumps here in order to return true. */ sqlite3VdbeJumpHere(v, addrTruthOp); sqlite3ExprCodeIN_finished: if( rLhs!=rLhsOrig ) sqlite3ReleaseTempReg(pParse, rLhs); sqlite3ExprCachePop(pParse); VdbeComment((v, "end IN expr")); sqlite3ExprCodeIN_oom_error: sqlite3DbFree(pParse->db, aiMap); sqlite3DbFree(pParse->db, zAff); } #endif /* SQLITE_OMIT_SUBQUERY */ #ifndef SQLITE_OMIT_FLOATING_POINT /* ** Generate an instruction that will put the floating point ** value described by z[0..n-1] into register iMem. |
︙ | ︙ | |||
91804 91805 91806 91807 91808 91809 91810 | codeReal(v, z, negFlag, iMem); } #endif } } } | < < < < < < < < < < < | < < | | | < < | > > | 92652 92653 92654 92655 92656 92657 92658 92659 92660 92661 92662 92663 92664 92665 92666 92667 92668 92669 92670 92671 92672 92673 92674 92675 92676 92677 92678 | codeReal(v, z, negFlag, iMem); } #endif } } } /* ** Erase column-cache entry number i */ static void cacheEntryClear(Parse *pParse, int i){ if( pParse->aColCache[i].tempReg ){ if( pParse->nTempReg<ArraySize(pParse->aTempReg) ){ pParse->aTempReg[pParse->nTempReg++] = pParse->aColCache[i].iReg; } } pParse->nColCache--; if( i<pParse->nColCache ){ pParse->aColCache[i] = pParse->aColCache[pParse->nColCache]; } } /* ** Record in the column cache that a particular column from a ** particular table is stored in a particular register. */ |
︙ | ︙ | |||
91859 91860 91861 91862 91863 91864 91865 | /* First replace any existing entry. ** ** Actually, the way the column cache is currently used, we are guaranteed ** that the object will never already be in cache. Verify this guarantee. */ #ifndef NDEBUG | | | | < < < < < < < < | < < < < < < | | | | | | | | | > | > > > | | | | | | < < < | | | < | | < > > > | 92694 92695 92696 92697 92698 92699 92700 92701 92702 92703 92704 92705 92706 92707 92708 92709 92710 92711 92712 92713 92714 92715 92716 92717 92718 92719 92720 92721 92722 92723 92724 92725 92726 92727 92728 92729 92730 92731 92732 92733 92734 92735 92736 92737 92738 92739 92740 92741 92742 92743 92744 92745 92746 92747 92748 92749 | /* First replace any existing entry. ** ** Actually, the way the column cache is currently used, we are guaranteed ** that the object will never already be in cache. Verify this guarantee. */ #ifndef NDEBUG for(i=0, p=pParse->aColCache; i<pParse->nColCache; i++, p++){ assert( p->iTable!=iTab || p->iColumn!=iCol ); } #endif /* If the cache is already full, delete the least recently used entry */ if( pParse->nColCache>=SQLITE_N_COLCACHE ){ minLru = 0x7fffffff; idxLru = -1; for(i=0, p=pParse->aColCache; i<SQLITE_N_COLCACHE; i++, p++){ if( p->lru<minLru ){ idxLru = i; minLru = p->lru; } } p = &pParse->aColCache[idxLru]; }else{ p = &pParse->aColCache[pParse->nColCache++]; } /* Add the new entry to the end of the cache */ p->iLevel = pParse->iCacheLevel; p->iTable = iTab; p->iColumn = iCol; p->iReg = iReg; p->tempReg = 0; p->lru = pParse->iCacheCnt++; } /* ** Indicate that registers between iReg..iReg+nReg-1 are being overwritten. ** Purge the range of registers from the column cache. */ SQLITE_PRIVATE void sqlite3ExprCacheRemove(Parse *pParse, int iReg, int nReg){ int i = 0; while( i<pParse->nColCache ){ struct yColCache *p = &pParse->aColCache[i]; if( p->iReg >= iReg && p->iReg < iReg+nReg ){ cacheEntryClear(pParse, i); }else{ i++; } } } /* ** Remember the current column cache context. Any new entries added ** added to the column cache after this call are removed when the ** corresponding pop occurs. |
︙ | ︙ | |||
91936 91937 91938 91939 91940 91941 91942 | /* ** Remove from the column cache any entries that were added since the ** the previous sqlite3ExprCachePush operation. In other words, restore ** the cache to the state it was in prior the most recent Push. */ SQLITE_PRIVATE void sqlite3ExprCachePop(Parse *pParse){ | | < | | | > > | | 92759 92760 92761 92762 92763 92764 92765 92766 92767 92768 92769 92770 92771 92772 92773 92774 92775 92776 92777 92778 92779 92780 92781 92782 92783 92784 92785 92786 92787 92788 92789 92790 92791 92792 92793 92794 92795 92796 92797 92798 92799 | /* ** Remove from the column cache any entries that were added since the ** the previous sqlite3ExprCachePush operation. In other words, restore ** the cache to the state it was in prior the most recent Push. */ SQLITE_PRIVATE void sqlite3ExprCachePop(Parse *pParse){ int i = 0; assert( pParse->iCacheLevel>=1 ); pParse->iCacheLevel--; #ifdef SQLITE_DEBUG if( pParse->db->flags & SQLITE_VdbeAddopTrace ){ printf("POP to %d\n", pParse->iCacheLevel); } #endif while( i<pParse->nColCache ){ if( pParse->aColCache[i].iLevel>pParse->iCacheLevel ){ cacheEntryClear(pParse, i); }else{ i++; } } } /* ** When a cached column is reused, make sure that its register is ** no longer available as a temp register. ticket #3879: that same ** register might be in the cache in multiple places, so be sure to ** get them all. */ static void sqlite3ExprCachePinRegister(Parse *pParse, int iReg){ int i; struct yColCache *p; for(i=0, p=pParse->aColCache; i<pParse->nColCache; i++, p++){ if( p->iReg==iReg ){ p->tempReg = 0; } } } /* Generate code that will load into register regOut a value that is |
︙ | ︙ | |||
92039 92040 92041 92042 92043 92044 92045 | int iReg, /* Store results here */ u8 p5 /* P5 value for OP_Column + FLAGS */ ){ Vdbe *v = pParse->pVdbe; int i; struct yColCache *p; | | | | 92863 92864 92865 92866 92867 92868 92869 92870 92871 92872 92873 92874 92875 92876 92877 92878 | int iReg, /* Store results here */ u8 p5 /* P5 value for OP_Column + FLAGS */ ){ Vdbe *v = pParse->pVdbe; int i; struct yColCache *p; for(i=0, p=pParse->aColCache; i<pParse->nColCache; i++, p++){ if( p->iTable==iTable && p->iColumn==iColumn ){ p->lru = pParse->iCacheCnt++; sqlite3ExprCachePinRegister(pParse, p->iReg); return p->iReg; } } assert( v!=0 ); sqlite3ExprCodeGetColumnOfTable(v, pTab, iTable, iColumn, iReg); |
︙ | ︙ | |||
92072 92073 92074 92075 92076 92077 92078 | /* ** Clear all column cache entries. */ SQLITE_PRIVATE void sqlite3ExprCacheClear(Parse *pParse){ int i; | < > | > | | > | 92896 92897 92898 92899 92900 92901 92902 92903 92904 92905 92906 92907 92908 92909 92910 92911 92912 92913 92914 92915 92916 92917 92918 92919 92920 92921 92922 92923 | /* ** Clear all column cache entries. */ SQLITE_PRIVATE void sqlite3ExprCacheClear(Parse *pParse){ int i; #if SQLITE_DEBUG if( pParse->db->flags & SQLITE_VdbeAddopTrace ){ printf("CLEAR\n"); } #endif for(i=0; i<pParse->nColCache; i++){ if( pParse->aColCache[i].tempReg && pParse->nTempReg<ArraySize(pParse->aTempReg) ){ pParse->aTempReg[pParse->nTempReg++] = pParse->aColCache[i].iReg; } } pParse->nColCache = 0; } /* ** Record the fact that an affinity change has occurred on iCount ** registers starting with iStart. */ SQLITE_PRIVATE void sqlite3ExprCacheAffinityChange(Parse *pParse, int iStart, int iCount){ |
︙ | ︙ | |||
92115 92116 92117 92118 92119 92120 92121 | ** ** This routine is used within assert() and testcase() macros only ** and does not appear in a normal build. */ static int usedAsColumnCache(Parse *pParse, int iFrom, int iTo){ int i; struct yColCache *p; | | | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | < > | < | | < | < | | | | | | | < | > > > > > > > > > | | | | | | | | | | | | < | < < < < < < < < < < < < < | 92941 92942 92943 92944 92945 92946 92947 92948 92949 92950 92951 92952 92953 92954 92955 92956 92957 92958 92959 92960 92961 92962 92963 92964 92965 92966 92967 92968 92969 92970 92971 92972 92973 92974 92975 92976 92977 92978 92979 92980 92981 92982 92983 92984 92985 92986 92987 92988 92989 92990 92991 92992 92993 92994 92995 92996 92997 92998 92999 93000 93001 93002 93003 93004 93005 93006 93007 93008 93009 93010 93011 93012 93013 93014 93015 93016 93017 93018 93019 93020 93021 93022 93023 93024 93025 93026 93027 93028 93029 93030 93031 93032 93033 93034 93035 93036 93037 93038 93039 93040 93041 93042 93043 93044 93045 93046 93047 93048 93049 93050 93051 93052 93053 93054 93055 93056 93057 93058 93059 93060 93061 93062 93063 93064 93065 93066 93067 93068 93069 93070 93071 93072 93073 93074 93075 93076 93077 93078 93079 93080 93081 93082 93083 93084 93085 93086 93087 93088 93089 93090 93091 93092 93093 93094 93095 93096 93097 93098 93099 93100 93101 93102 93103 93104 93105 93106 93107 93108 93109 93110 93111 93112 93113 93114 93115 93116 93117 93118 93119 93120 93121 93122 93123 93124 93125 93126 93127 93128 93129 93130 93131 93132 93133 93134 93135 93136 93137 93138 93139 93140 93141 93142 93143 93144 93145 93146 93147 93148 93149 93150 93151 93152 93153 93154 93155 93156 93157 93158 93159 93160 93161 93162 93163 | ** ** This routine is used within assert() and testcase() macros only ** and does not appear in a normal build. */ static int usedAsColumnCache(Parse *pParse, int iFrom, int iTo){ int i; struct yColCache *p; for(i=0, p=pParse->aColCache; i<pParse->nColCache; i++, p++){ int r = p->iReg; if( r>=iFrom && r<=iTo ) return 1; /*NO_TEST*/ } return 0; } #endif /* SQLITE_DEBUG || SQLITE_COVERAGE_TEST */ /* ** Convert a scalar expression node to a TK_REGISTER referencing ** register iReg. The caller must ensure that iReg already contains ** the correct value for the expression. */ static void exprToRegister(Expr *p, int iReg){ p->op2 = p->op; p->op = TK_REGISTER; p->iTable = iReg; ExprClearProperty(p, EP_Skip); } /* ** Evaluate an expression (either a vector or a scalar expression) and store ** the result in continguous temporary registers. Return the index of ** the first register used to store the result. ** ** If the returned result register is a temporary scalar, then also write ** that register number into *piFreeable. If the returned result register ** is not a temporary or if the expression is a vector set *piFreeable ** to 0. */ static int exprCodeVector(Parse *pParse, Expr *p, int *piFreeable){ int iResult; int nResult = sqlite3ExprVectorSize(p); if( nResult==1 ){ iResult = sqlite3ExprCodeTemp(pParse, p, piFreeable); }else{ *piFreeable = 0; if( p->op==TK_SELECT ){ iResult = sqlite3CodeSubselect(pParse, p, 0, 0); }else{ int i; iResult = pParse->nMem+1; pParse->nMem += nResult; for(i=0; i<nResult; i++){ sqlite3ExprCode(pParse, p->x.pList->a[i].pExpr, i+iResult); } } } return iResult; } /* ** Generate code into the current Vdbe to evaluate the given ** expression. Attempt to store the results in register "target". ** Return the register where results are stored. ** ** With this routine, there is no guarantee that results will ** be stored in target. The result might be stored in some other ** register if it is convenient to do so. The calling function ** must check the return code and move the results to the desired ** register. */ SQLITE_PRIVATE int sqlite3ExprCodeTarget(Parse *pParse, Expr *pExpr, int target){ Vdbe *v = pParse->pVdbe; /* The VM under construction */ int op; /* The opcode being coded */ int inReg = target; /* Results stored in register inReg */ int regFree1 = 0; /* If non-zero free this temporary register */ int regFree2 = 0; /* If non-zero free this temporary register */ int r1, r2; /* Various register numbers */ Expr tempX; /* Temporary expression node */ int p5 = 0; assert( target>0 && target<=pParse->nMem ); if( v==0 ){ assert( pParse->db->mallocFailed ); return 0; } if( pExpr==0 ){ op = TK_NULL; }else{ op = pExpr->op; } switch( op ){ case TK_AGG_COLUMN: { AggInfo *pAggInfo = pExpr->pAggInfo; struct AggInfo_col *pCol = &pAggInfo->aCol[pExpr->iAgg]; if( !pAggInfo->directMode ){ assert( pCol->iMem>0 ); return pCol->iMem; }else if( pAggInfo->useSortingIdx ){ sqlite3VdbeAddOp3(v, OP_Column, pAggInfo->sortingIdxPTab, pCol->iSorterColumn, target); return target; } /* Otherwise, fall thru into the TK_COLUMN case */ } case TK_COLUMN: { int iTab = pExpr->iTable; if( iTab<0 ){ if( pParse->ckBase>0 ){ /* Generating CHECK constraints or inserting into partial index */ return pExpr->iColumn + pParse->ckBase; }else{ /* Coding an expression that is part of an index where column names ** in the index refer to the table to which the index belongs */ iTab = pParse->iSelfTab; } } return sqlite3ExprCodeGetColumn(pParse, pExpr->pTab, pExpr->iColumn, iTab, target, pExpr->op2); } case TK_INTEGER: { codeInteger(pParse, pExpr, 0, target); return target; } #ifndef SQLITE_OMIT_FLOATING_POINT case TK_FLOAT: { assert( !ExprHasProperty(pExpr, EP_IntValue) ); codeReal(v, pExpr->u.zToken, 0, target); return target; } #endif case TK_STRING: { assert( !ExprHasProperty(pExpr, EP_IntValue) ); sqlite3VdbeLoadString(v, target, pExpr->u.zToken); return target; } case TK_NULL: { sqlite3VdbeAddOp2(v, OP_Null, 0, target); return target; } #ifndef SQLITE_OMIT_BLOB_LITERAL case TK_BLOB: { int n; const char *z; char *zBlob; assert( !ExprHasProperty(pExpr, EP_IntValue) ); assert( pExpr->u.zToken[0]=='x' || pExpr->u.zToken[0]=='X' ); assert( pExpr->u.zToken[1]=='\'' ); z = &pExpr->u.zToken[2]; n = sqlite3Strlen30(z) - 1; assert( z[n]=='\'' ); zBlob = sqlite3HexToBlob(sqlite3VdbeDb(v), z, n); sqlite3VdbeAddOp4(v, OP_Blob, n/2, target, 0, zBlob, P4_DYNAMIC); return target; } #endif case TK_VARIABLE: { assert( !ExprHasProperty(pExpr, EP_IntValue) ); assert( pExpr->u.zToken!=0 ); assert( pExpr->u.zToken[0]!=0 ); sqlite3VdbeAddOp2(v, OP_Variable, pExpr->iColumn, target); if( pExpr->u.zToken[1]!=0 ){ assert( pExpr->u.zToken[0]=='?' || strcmp(pExpr->u.zToken, pParse->azVar[pExpr->iColumn-1])==0 ); sqlite3VdbeChangeP4(v, -1, pParse->azVar[pExpr->iColumn-1], P4_STATIC); } return target; } case TK_REGISTER: { return pExpr->iTable; } #ifndef SQLITE_OMIT_CAST case TK_CAST: { /* Expressions of the form: CAST(pLeft AS token) */ inReg = sqlite3ExprCodeTarget(pParse, pExpr->pLeft, target); if( inReg!=target ){ sqlite3VdbeAddOp2(v, OP_SCopy, inReg, target); inReg = target; } sqlite3VdbeAddOp2(v, OP_Cast, target, sqlite3AffinityType(pExpr->u.zToken, 0)); testcase( usedAsColumnCache(pParse, inReg, inReg) ); sqlite3ExprCacheAffinityChange(pParse, inReg, 1); return inReg; } #endif /* SQLITE_OMIT_CAST */ case TK_IS: case TK_ISNOT: op = (op==TK_IS) ? TK_EQ : TK_NE; p5 = SQLITE_NULLEQ; /* fall-through */ case TK_LT: case TK_LE: case TK_GT: case TK_GE: case TK_NE: case TK_EQ: { Expr *pLeft = pExpr->pLeft; if( sqlite3ExprIsVector(pLeft) ){ codeVectorCompare(pParse, pExpr, target, op, p5); }else{ r1 = sqlite3ExprCodeTemp(pParse, pLeft, ®Free1); r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, ®Free2); codeCompare(pParse, pLeft, pExpr->pRight, op, r1, r2, inReg, SQLITE_STOREP2 | p5); assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt); assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le); assert(TK_GT==OP_Gt); testcase(op==OP_Gt); VdbeCoverageIf(v,op==OP_Gt); assert(TK_GE==OP_Ge); testcase(op==OP_Ge); VdbeCoverageIf(v,op==OP_Ge); assert(TK_EQ==OP_Eq); testcase(op==OP_Eq); VdbeCoverageIf(v,op==OP_Eq); assert(TK_NE==OP_Ne); testcase(op==OP_Ne); VdbeCoverageIf(v,op==OP_Ne); testcase( regFree1==0 ); testcase( regFree2==0 ); } break; } case TK_AND: case TK_OR: case TK_PLUS: case TK_STAR: case TK_MINUS: |
︙ | ︙ | |||
92336 92337 92338 92339 92340 92341 92342 92343 92344 92345 92346 92347 92348 92349 92350 92351 92352 92353 92354 92355 92356 | break; } case TK_UMINUS: { Expr *pLeft = pExpr->pLeft; assert( pLeft ); if( pLeft->op==TK_INTEGER ){ codeInteger(pParse, pLeft, 1, target); #ifndef SQLITE_OMIT_FLOATING_POINT }else if( pLeft->op==TK_FLOAT ){ assert( !ExprHasProperty(pExpr, EP_IntValue) ); codeReal(v, pLeft->u.zToken, 1, target); #endif }else{ tempX.op = TK_INTEGER; tempX.flags = EP_IntValue|EP_TokenOnly; tempX.u.iValue = 0; r1 = sqlite3ExprCodeTemp(pParse, &tempX, ®Free1); r2 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, ®Free2); sqlite3VdbeAddOp3(v, OP_Subtract, r2, r1, target); testcase( regFree2==0 ); } | > > < < | 93187 93188 93189 93190 93191 93192 93193 93194 93195 93196 93197 93198 93199 93200 93201 93202 93203 93204 93205 93206 93207 93208 93209 93210 93211 93212 93213 93214 93215 93216 93217 93218 93219 93220 93221 93222 93223 93224 | break; } case TK_UMINUS: { Expr *pLeft = pExpr->pLeft; assert( pLeft ); if( pLeft->op==TK_INTEGER ){ codeInteger(pParse, pLeft, 1, target); return target; #ifndef SQLITE_OMIT_FLOATING_POINT }else if( pLeft->op==TK_FLOAT ){ assert( !ExprHasProperty(pExpr, EP_IntValue) ); codeReal(v, pLeft->u.zToken, 1, target); return target; #endif }else{ tempX.op = TK_INTEGER; tempX.flags = EP_IntValue|EP_TokenOnly; tempX.u.iValue = 0; r1 = sqlite3ExprCodeTemp(pParse, &tempX, ®Free1); r2 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, ®Free2); sqlite3VdbeAddOp3(v, OP_Subtract, r2, r1, target); testcase( regFree2==0 ); } break; } case TK_BITNOT: case TK_NOT: { assert( TK_BITNOT==OP_BitNot ); testcase( op==TK_BITNOT ); assert( TK_NOT==OP_Not ); testcase( op==TK_NOT ); r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, ®Free1); testcase( regFree1==0 ); sqlite3VdbeAddOp2(v, op, r1, inReg); break; } case TK_ISNULL: case TK_NOTNULL: { int addr; assert( TK_ISNULL==OP_IsNull ); testcase( op==TK_ISNULL ); |
︙ | ︙ | |||
92384 92385 92386 92387 92388 92389 92390 | } case TK_AGG_FUNCTION: { AggInfo *pInfo = pExpr->pAggInfo; if( pInfo==0 ){ assert( !ExprHasProperty(pExpr, EP_IntValue) ); sqlite3ErrorMsg(pParse, "misuse of aggregate: %s()", pExpr->u.zToken); }else{ | | > | 93235 93236 93237 93238 93239 93240 93241 93242 93243 93244 93245 93246 93247 93248 93249 93250 93251 93252 93253 93254 93255 93256 93257 93258 93259 93260 | } case TK_AGG_FUNCTION: { AggInfo *pInfo = pExpr->pAggInfo; if( pInfo==0 ){ assert( !ExprHasProperty(pExpr, EP_IntValue) ); sqlite3ErrorMsg(pParse, "misuse of aggregate: %s()", pExpr->u.zToken); }else{ return pInfo->aFunc[pExpr->iAgg].iMem; } break; } case TK_FUNCTION: { ExprList *pFarg; /* List of function arguments */ int nFarg; /* Number of function arguments */ FuncDef *pDef; /* The function definition object */ const char *zId; /* The function name */ u32 constMask = 0; /* Mask of function arguments that are constant */ int i; /* Loop counter */ sqlite3 *db = pParse->db; /* The database connection */ u8 enc = ENC(db); /* The text encoding used by this database */ CollSeq *pColl = 0; /* A collating sequence */ assert( !ExprHasProperty(pExpr, EP_xIsSelect) ); if( ExprHasProperty(pExpr, EP_TokenOnly) ){ pFarg = 0; }else{ |
︙ | ︙ | |||
92443 92444 92445 92446 92447 92448 92449 | } /* The UNLIKELY() function is a no-op. The result is the value ** of the first argument. */ if( pDef->funcFlags & SQLITE_FUNC_UNLIKELY ){ assert( nFarg>=1 ); | | < | 93295 93296 93297 93298 93299 93300 93301 93302 93303 93304 93305 93306 93307 93308 93309 | } /* The UNLIKELY() function is a no-op. The result is the value ** of the first argument. */ if( pDef->funcFlags & SQLITE_FUNC_UNLIKELY ){ assert( nFarg>=1 ); return sqlite3ExprCodeTarget(pParse, pFarg->a[0].pExpr, target); } for(i=0; i<nFarg; i++){ if( i<32 && sqlite3ExprIsConstant(pFarg->a[i].pExpr) ){ testcase( i==31 ); constMask |= MASKBIT32(i); } |
︙ | ︙ | |||
92519 92520 92521 92522 92523 92524 92525 | } sqlite3VdbeAddOp4(v, OP_Function0, constMask, r1, target, (char*)pDef, P4_FUNCDEF); sqlite3VdbeChangeP5(v, (u8)nFarg); if( nFarg && constMask==0 ){ sqlite3ReleaseTempRange(pParse, r1, nFarg); } | | > > > > | > > > > > > > | < < < | < < < < < < < < < < < < < < < | < < < | < | 93370 93371 93372 93373 93374 93375 93376 93377 93378 93379 93380 93381 93382 93383 93384 93385 93386 93387 93388 93389 93390 93391 93392 93393 93394 93395 93396 93397 93398 93399 93400 93401 93402 93403 93404 93405 93406 93407 93408 93409 93410 93411 93412 93413 93414 93415 93416 93417 93418 93419 93420 93421 93422 93423 93424 93425 93426 93427 93428 93429 93430 93431 93432 93433 93434 93435 93436 93437 | } sqlite3VdbeAddOp4(v, OP_Function0, constMask, r1, target, (char*)pDef, P4_FUNCDEF); sqlite3VdbeChangeP5(v, (u8)nFarg); if( nFarg && constMask==0 ){ sqlite3ReleaseTempRange(pParse, r1, nFarg); } return target; } #ifndef SQLITE_OMIT_SUBQUERY case TK_EXISTS: case TK_SELECT: { int nCol; testcase( op==TK_EXISTS ); testcase( op==TK_SELECT ); if( op==TK_SELECT && (nCol = pExpr->x.pSelect->pEList->nExpr)!=1 ){ sqlite3SubselectError(pParse, nCol, 1); }else{ return sqlite3CodeSubselect(pParse, pExpr, 0, 0); } break; } case TK_SELECT_COLUMN: { if( pExpr->pLeft->iTable==0 ){ pExpr->pLeft->iTable = sqlite3CodeSubselect(pParse, pExpr->pLeft, 0, 0); } return pExpr->pLeft->iTable + pExpr->iColumn; } case TK_IN: { int destIfFalse = sqlite3VdbeMakeLabel(v); int destIfNull = sqlite3VdbeMakeLabel(v); sqlite3VdbeAddOp2(v, OP_Null, 0, target); sqlite3ExprCodeIN(pParse, pExpr, destIfFalse, destIfNull); sqlite3VdbeAddOp2(v, OP_Integer, 1, target); sqlite3VdbeResolveLabel(v, destIfFalse); sqlite3VdbeAddOp2(v, OP_AddImm, target, 0); sqlite3VdbeResolveLabel(v, destIfNull); return target; } #endif /* SQLITE_OMIT_SUBQUERY */ /* ** x BETWEEN y AND z ** ** This is equivalent to ** ** x>=y AND x<=z ** ** X is stored in pExpr->pLeft. ** Y is stored in pExpr->pList->a[0].pExpr. ** Z is stored in pExpr->pList->a[1].pExpr. */ case TK_BETWEEN: { exprCodeBetween(pParse, pExpr, target, 0, 0); return target; } case TK_SPAN: case TK_COLLATE: case TK_UPLUS: { return sqlite3ExprCodeTarget(pParse, pExpr->pLeft, target); } case TK_TRIGGER: { /* If the opcode is TK_TRIGGER, then the expression is a reference ** to a column in the new.* or old.* pseudo-tables available to ** trigger programs. In this case Expr.iTable is set to 1 for the ** new.* pseudo-table, or 0 for the old.* pseudo-table. Expr.iColumn |
︙ | ︙ | |||
92642 92643 92644 92645 92646 92647 92648 92649 92650 92651 92652 92653 92654 92655 | ){ sqlite3VdbeAddOp1(v, OP_RealAffinity, target); } #endif break; } /* ** Form A: ** CASE x WHEN e1 THEN r1 WHEN e2 THEN r2 ... WHEN eN THEN rN ELSE y END ** ** Form B: ** CASE WHEN e1 THEN r1 WHEN e2 THEN r2 ... WHEN eN THEN rN ELSE y END | > > > > | 93482 93483 93484 93485 93486 93487 93488 93489 93490 93491 93492 93493 93494 93495 93496 93497 93498 93499 | ){ sqlite3VdbeAddOp1(v, OP_RealAffinity, target); } #endif break; } case TK_VECTOR: { sqlite3ErrorMsg(pParse, "row value misused"); break; } /* ** Form A: ** CASE x WHEN e1 THEN r1 WHEN e2 THEN r2 ... WHEN eN THEN rN ELSE y END ** ** Form B: ** CASE WHEN e1 THEN r1 WHEN e2 THEN r2 ... WHEN eN THEN rN ELSE y END |
︙ | ︙ | |||
92685 92686 92687 92688 92689 92690 92691 | pEList = pExpr->x.pList; aListelem = pEList->a; nExpr = pEList->nExpr; endLabel = sqlite3VdbeMakeLabel(v); if( (pX = pExpr->pLeft)!=0 ){ tempX = *pX; testcase( pX->op==TK_COLUMN ); | | > | 93529 93530 93531 93532 93533 93534 93535 93536 93537 93538 93539 93540 93541 93542 93543 93544 93545 | pEList = pExpr->x.pList; aListelem = pEList->a; nExpr = pEList->nExpr; endLabel = sqlite3VdbeMakeLabel(v); if( (pX = pExpr->pLeft)!=0 ){ tempX = *pX; testcase( pX->op==TK_COLUMN ); exprToRegister(&tempX, exprCodeVector(pParse, &tempX, ®Free1)); testcase( regFree1==0 ); memset(&opCompare, 0, sizeof(opCompare)); opCompare.op = TK_EQ; opCompare.pLeft = &tempX; pTest = &opCompare; /* Ticket b351d95f9cd5ef17e9d9dbae18f5ca8611190001: ** The value in regFree1 might get SCopy-ed into the file result. ** So make sure that the regFree1 register is not reused for other ** purposes and possibly overwritten. */ |
︙ | ︙ | |||
92720 92721 92722 92723 92724 92725 92726 | if( (nExpr&1)!=0 ){ sqlite3ExprCachePush(pParse); sqlite3ExprCode(pParse, pEList->a[nExpr-1].pExpr, target); sqlite3ExprCachePop(pParse); }else{ sqlite3VdbeAddOp2(v, OP_Null, 0, target); } | | | 93565 93566 93567 93568 93569 93570 93571 93572 93573 93574 93575 93576 93577 93578 93579 | if( (nExpr&1)!=0 ){ sqlite3ExprCachePush(pParse); sqlite3ExprCode(pParse, pEList->a[nExpr-1].pExpr, target); sqlite3ExprCachePop(pParse); }else{ sqlite3VdbeAddOp2(v, OP_Null, 0, target); } assert( pParse->db->mallocFailed || pParse->nErr>0 || pParse->iCacheLevel==iCacheLevel ); sqlite3VdbeResolveLabel(v, endLabel); break; } #ifndef SQLITE_OMIT_TRIGGER case TK_RAISE: { assert( pExpr->affinity==OE_Rollback |
︙ | ︙ | |||
92965 92966 92967 92968 92969 92970 92971 92972 92973 92974 92975 | ** ** The above is equivalent to ** ** x>=y AND x<=z ** ** Code it as such, taking care to do the common subexpression ** elimination of x. */ static void exprCodeBetween( Parse *pParse, /* Parsing and code generating context */ Expr *pExpr, /* The BETWEEN expression */ | > > > > > > > > | | | > > > > > | | | > | | | | | | | | | > | 93810 93811 93812 93813 93814 93815 93816 93817 93818 93819 93820 93821 93822 93823 93824 93825 93826 93827 93828 93829 93830 93831 93832 93833 93834 93835 93836 93837 93838 93839 93840 93841 93842 93843 93844 93845 93846 93847 93848 93849 93850 93851 93852 93853 93854 93855 93856 93857 93858 93859 93860 93861 93862 93863 93864 93865 93866 93867 93868 93869 93870 93871 93872 93873 93874 93875 93876 93877 93878 93879 93880 | ** ** The above is equivalent to ** ** x>=y AND x<=z ** ** Code it as such, taking care to do the common subexpression ** elimination of x. ** ** The xJumpIf parameter determines details: ** ** NULL: Store the boolean result in reg[dest] ** sqlite3ExprIfTrue: Jump to dest if true ** sqlite3ExprIfFalse: Jump to dest if false ** ** The jumpIfNull parameter is ignored if xJumpIf is NULL. */ static void exprCodeBetween( Parse *pParse, /* Parsing and code generating context */ Expr *pExpr, /* The BETWEEN expression */ int dest, /* Jump destination or storage location */ void (*xJump)(Parse*,Expr*,int,int), /* Action to take */ int jumpIfNull /* Take the jump if the BETWEEN is NULL */ ){ Expr exprAnd; /* The AND operator in x>=y AND x<=z */ Expr compLeft; /* The x>=y term */ Expr compRight; /* The x<=z term */ Expr exprX; /* The x subexpression */ int regFree1 = 0; /* Temporary use register */ memset(&compLeft, 0, sizeof(Expr)); memset(&compRight, 0, sizeof(Expr)); memset(&exprAnd, 0, sizeof(Expr)); assert( !ExprHasProperty(pExpr, EP_xIsSelect) ); exprX = *pExpr->pLeft; exprAnd.op = TK_AND; exprAnd.pLeft = &compLeft; exprAnd.pRight = &compRight; compLeft.op = TK_GE; compLeft.pLeft = &exprX; compLeft.pRight = pExpr->x.pList->a[0].pExpr; compRight.op = TK_LE; compRight.pLeft = &exprX; compRight.pRight = pExpr->x.pList->a[1].pExpr; exprToRegister(&exprX, exprCodeVector(pParse, &exprX, ®Free1)); if( xJump ){ xJump(pParse, &exprAnd, dest, jumpIfNull); }else{ exprX.flags |= EP_FromJoin; sqlite3ExprCodeTarget(pParse, &exprAnd, dest); } sqlite3ReleaseTempReg(pParse, regFree1); /* Ensure adequate test coverage */ testcase( xJump==sqlite3ExprIfTrue && jumpIfNull==0 && regFree1==0 ); testcase( xJump==sqlite3ExprIfTrue && jumpIfNull==0 && regFree1!=0 ); testcase( xJump==sqlite3ExprIfTrue && jumpIfNull!=0 && regFree1==0 ); testcase( xJump==sqlite3ExprIfTrue && jumpIfNull!=0 && regFree1!=0 ); testcase( xJump==sqlite3ExprIfFalse && jumpIfNull==0 && regFree1==0 ); testcase( xJump==sqlite3ExprIfFalse && jumpIfNull==0 && regFree1!=0 ); testcase( xJump==sqlite3ExprIfFalse && jumpIfNull!=0 && regFree1==0 ); testcase( xJump==sqlite3ExprIfFalse && jumpIfNull!=0 && regFree1!=0 ); testcase( xJump==0 ); } /* ** Generate code for a boolean expression such that a jump is made ** to the label "dest" if the expression is true but execution ** continues straight thru if the expression is false. ** |
︙ | ︙ | |||
93071 93072 93073 93074 93075 93076 93077 93078 93079 93080 93081 93082 93083 93084 | /* Fall thru */ case TK_LT: case TK_LE: case TK_GT: case TK_GE: case TK_NE: case TK_EQ: { testcase( jumpIfNull==0 ); r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, ®Free1); r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, ®Free2); codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op, r1, r2, dest, jumpIfNull); assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt); assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le); | > | 93931 93932 93933 93934 93935 93936 93937 93938 93939 93940 93941 93942 93943 93944 93945 | /* Fall thru */ case TK_LT: case TK_LE: case TK_GT: case TK_GE: case TK_NE: case TK_EQ: { if( sqlite3ExprIsVector(pExpr->pLeft) ) goto default_expr; testcase( jumpIfNull==0 ); r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, ®Free1); r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, ®Free2); codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op, r1, r2, dest, jumpIfNull); assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt); assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le); |
︙ | ︙ | |||
93103 93104 93105 93106 93107 93108 93109 | VdbeCoverageIf(v, op==TK_ISNULL); VdbeCoverageIf(v, op==TK_NOTNULL); testcase( regFree1==0 ); break; } case TK_BETWEEN: { testcase( jumpIfNull==0 ); | | > | 93964 93965 93966 93967 93968 93969 93970 93971 93972 93973 93974 93975 93976 93977 93978 93979 93980 93981 93982 93983 93984 93985 93986 93987 93988 93989 93990 93991 93992 | VdbeCoverageIf(v, op==TK_ISNULL); VdbeCoverageIf(v, op==TK_NOTNULL); testcase( regFree1==0 ); break; } case TK_BETWEEN: { testcase( jumpIfNull==0 ); exprCodeBetween(pParse, pExpr, dest, sqlite3ExprIfTrue, jumpIfNull); break; } #ifndef SQLITE_OMIT_SUBQUERY case TK_IN: { int destIfFalse = sqlite3VdbeMakeLabel(v); int destIfNull = jumpIfNull ? dest : destIfFalse; sqlite3ExprCodeIN(pParse, pExpr, destIfFalse, destIfNull); sqlite3VdbeGoto(v, dest); sqlite3VdbeResolveLabel(v, destIfFalse); break; } #endif default: { default_expr: if( exprAlwaysTrue(pExpr) ){ sqlite3VdbeGoto(v, dest); }else if( exprAlwaysFalse(pExpr) ){ /* No-op */ }else{ r1 = sqlite3ExprCodeTemp(pParse, pExpr, ®Free1); sqlite3VdbeAddOp3(v, OP_If, r1, dest, jumpIfNull!=0); |
︙ | ︙ | |||
93223 93224 93225 93226 93227 93228 93229 93230 93231 93232 93233 93234 93235 93236 | /* Fall thru */ case TK_LT: case TK_LE: case TK_GT: case TK_GE: case TK_NE: case TK_EQ: { testcase( jumpIfNull==0 ); r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, ®Free1); r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, ®Free2); codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op, r1, r2, dest, jumpIfNull); assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt); assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le); | > | 94085 94086 94087 94088 94089 94090 94091 94092 94093 94094 94095 94096 94097 94098 94099 | /* Fall thru */ case TK_LT: case TK_LE: case TK_GT: case TK_GE: case TK_NE: case TK_EQ: { if( sqlite3ExprIsVector(pExpr->pLeft) ) goto default_expr; testcase( jumpIfNull==0 ); r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, ®Free1); r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, ®Free2); codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op, r1, r2, dest, jumpIfNull); assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt); assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le); |
︙ | ︙ | |||
93253 93254 93255 93256 93257 93258 93259 | testcase( op==TK_ISNULL ); VdbeCoverageIf(v, op==TK_ISNULL); testcase( op==TK_NOTNULL ); VdbeCoverageIf(v, op==TK_NOTNULL); testcase( regFree1==0 ); break; } case TK_BETWEEN: { testcase( jumpIfNull==0 ); | | > | 94116 94117 94118 94119 94120 94121 94122 94123 94124 94125 94126 94127 94128 94129 94130 94131 94132 94133 94134 94135 94136 94137 94138 94139 94140 94141 94142 94143 94144 94145 94146 | testcase( op==TK_ISNULL ); VdbeCoverageIf(v, op==TK_ISNULL); testcase( op==TK_NOTNULL ); VdbeCoverageIf(v, op==TK_NOTNULL); testcase( regFree1==0 ); break; } case TK_BETWEEN: { testcase( jumpIfNull==0 ); exprCodeBetween(pParse, pExpr, dest, sqlite3ExprIfFalse, jumpIfNull); break; } #ifndef SQLITE_OMIT_SUBQUERY case TK_IN: { if( jumpIfNull ){ sqlite3ExprCodeIN(pParse, pExpr, dest, dest); }else{ int destIfNull = sqlite3VdbeMakeLabel(v); sqlite3ExprCodeIN(pParse, pExpr, dest, destIfNull); sqlite3VdbeResolveLabel(v, destIfNull); } break; } #endif default: { default_expr: if( exprAlwaysFalse(pExpr) ){ sqlite3VdbeGoto(v, dest); }else if( exprAlwaysTrue(pExpr) ){ /* no-op */ }else{ r1 = sqlite3ExprCodeTemp(pParse, pExpr, ®Free1); sqlite3VdbeAddOp3(v, OP_IfNot, r1, dest, jumpIfNull!=0); |
︙ | ︙ | |||
93773 93774 93775 93776 93777 93778 93779 | ** the deallocation is deferred until the column cache line that uses ** the register becomes stale. */ SQLITE_PRIVATE void sqlite3ReleaseTempReg(Parse *pParse, int iReg){ if( iReg && pParse->nTempReg<ArraySize(pParse->aTempReg) ){ int i; struct yColCache *p; | | | > > > > > | 94637 94638 94639 94640 94641 94642 94643 94644 94645 94646 94647 94648 94649 94650 94651 94652 94653 94654 94655 94656 94657 94658 94659 94660 94661 94662 94663 94664 94665 94666 94667 94668 94669 94670 94671 94672 94673 94674 94675 94676 94677 94678 94679 94680 94681 94682 94683 | ** the deallocation is deferred until the column cache line that uses ** the register becomes stale. */ SQLITE_PRIVATE void sqlite3ReleaseTempReg(Parse *pParse, int iReg){ if( iReg && pParse->nTempReg<ArraySize(pParse->aTempReg) ){ int i; struct yColCache *p; for(i=0, p=pParse->aColCache; i<pParse->nColCache; i++, p++){ if( p->iReg==iReg ){ p->tempReg = 1; return; } } pParse->aTempReg[pParse->nTempReg++] = iReg; } } /* ** Allocate or deallocate a block of nReg consecutive registers. */ SQLITE_PRIVATE int sqlite3GetTempRange(Parse *pParse, int nReg){ int i, n; if( nReg==1 ) return sqlite3GetTempReg(pParse); i = pParse->iRangeReg; n = pParse->nRangeReg; if( nReg<=n ){ assert( !usedAsColumnCache(pParse, i, i+n-1) ); pParse->iRangeReg += nReg; pParse->nRangeReg -= nReg; }else{ i = pParse->nMem+1; pParse->nMem += nReg; } return i; } SQLITE_PRIVATE void sqlite3ReleaseTempRange(Parse *pParse, int iReg, int nReg){ if( nReg==1 ){ sqlite3ReleaseTempReg(pParse, iReg); return; } sqlite3ExprCacheRemove(pParse, iReg, nReg); if( nReg>pParse->nRangeReg ){ pParse->nRangeReg = nReg; pParse->iRangeReg = iReg; } } |
︙ | ︙ | |||
94256 94257 94258 94259 94260 94261 94262 | if( NEVER(db->mallocFailed) ) goto exit_rename_table; assert( pSrc->nSrc==1 ); assert( sqlite3BtreeHoldsAllMutexes(pParse->db) ); pTab = sqlite3LocateTableItem(pParse, 0, &pSrc->a[0]); if( !pTab ) goto exit_rename_table; iDb = sqlite3SchemaToIndex(pParse->db, pTab->pSchema); | | | 95125 95126 95127 95128 95129 95130 95131 95132 95133 95134 95135 95136 95137 95138 95139 | if( NEVER(db->mallocFailed) ) goto exit_rename_table; assert( pSrc->nSrc==1 ); assert( sqlite3BtreeHoldsAllMutexes(pParse->db) ); pTab = sqlite3LocateTableItem(pParse, 0, &pSrc->a[0]); if( !pTab ) goto exit_rename_table; iDb = sqlite3SchemaToIndex(pParse->db, pTab->pSchema); zDb = db->aDb[iDb].zDbSName; db->flags |= SQLITE_PreferBuiltin; /* Get a NULL terminated version of the new table name. */ zName = sqlite3NameFromToken(db, pName); if( !zName ) goto exit_rename_table; /* Check that a table or index named 'zName' does not already exist |
︙ | ︙ | |||
94454 94455 94456 94457 94458 94459 94460 | if( pParse->nErr || db->mallocFailed ) return; assert( v!=0 ); pNew = pParse->pNewTable; assert( pNew ); assert( sqlite3BtreeHoldsAllMutexes(db) ); iDb = sqlite3SchemaToIndex(db, pNew->pSchema); | | | 95323 95324 95325 95326 95327 95328 95329 95330 95331 95332 95333 95334 95335 95336 95337 | if( pParse->nErr || db->mallocFailed ) return; assert( v!=0 ); pNew = pParse->pNewTable; assert( pNew ); assert( sqlite3BtreeHoldsAllMutexes(db) ); iDb = sqlite3SchemaToIndex(db, pNew->pSchema); zDb = db->aDb[iDb].zDbSName; zTab = &pNew->zName[16]; /* Skip the "sqlite_altertab_" prefix on the name */ pCol = &pNew->aCol[pNew->nCol-1]; pDflt = pCol->pDflt; pTab = sqlite3FindTable(db, zTab, zDb); assert( pTab ); #ifndef SQLITE_OMIT_AUTHORIZATION |
︙ | ︙ | |||
94864 94865 94866 94867 94868 94869 94870 | /* Create new statistic tables if they do not exist, or clear them ** if they do already exist. */ for(i=0; i<ArraySize(aTable); i++){ const char *zTab = aTable[i].zName; Table *pStat; | | | | | 95733 95734 95735 95736 95737 95738 95739 95740 95741 95742 95743 95744 95745 95746 95747 95748 95749 95750 95751 95752 95753 95754 95755 95756 95757 95758 95759 95760 95761 95762 95763 95764 95765 95766 95767 95768 95769 | /* Create new statistic tables if they do not exist, or clear them ** if they do already exist. */ for(i=0; i<ArraySize(aTable); i++){ const char *zTab = aTable[i].zName; Table *pStat; if( (pStat = sqlite3FindTable(db, zTab, pDb->zDbSName))==0 ){ if( aTable[i].zCols ){ /* The sqlite_statN table does not exist. Create it. Note that a ** side-effect of the CREATE TABLE statement is to leave the rootpage ** of the new table in register pParse->regRoot. This is important ** because the OpenWrite opcode below will be needing it. */ sqlite3NestedParse(pParse, "CREATE TABLE %Q.%s(%s)", pDb->zDbSName, zTab, aTable[i].zCols ); aRoot[i] = pParse->regRoot; aCreateTbl[i] = OPFLAG_P2ISREG; } }else{ /* The table already exists. If zWhere is not NULL, delete all entries ** associated with the table zWhere. If zWhere is NULL, delete the ** entire contents of the table. */ aRoot[i] = pStat->tnum; aCreateTbl[i] = 0; sqlite3TableLock(pParse, iDb, aRoot[i], 1, zTab); if( zWhere ){ sqlite3NestedParse(pParse, "DELETE FROM %Q.%s WHERE %s=%Q", pDb->zDbSName, zTab, zWhereType, zWhere ); }else{ /* The sqlite_stat[134] table already exists. Delete all rows. */ sqlite3VdbeAddOp2(v, OP_Clear, aRoot[i], iDb); } } } |
︙ | ︙ | |||
95648 95649 95650 95651 95652 95653 95654 | } assert( sqlite3BtreeHoldsAllMutexes(db) ); iDb = sqlite3SchemaToIndex(db, pTab->pSchema); assert( iDb>=0 ); assert( sqlite3SchemaMutexHeld(db, iDb, 0) ); #ifndef SQLITE_OMIT_AUTHORIZATION if( sqlite3AuthCheck(pParse, SQLITE_ANALYZE, pTab->zName, 0, | | | 96517 96518 96519 96520 96521 96522 96523 96524 96525 96526 96527 96528 96529 96530 96531 | } assert( sqlite3BtreeHoldsAllMutexes(db) ); iDb = sqlite3SchemaToIndex(db, pTab->pSchema); assert( iDb>=0 ); assert( sqlite3SchemaMutexHeld(db, iDb, 0) ); #ifndef SQLITE_OMIT_AUTHORIZATION if( sqlite3AuthCheck(pParse, SQLITE_ANALYZE, pTab->zName, 0, db->aDb[iDb].zDbSName ) ){ return; } #endif /* Establish a read-lock on the table at the shared-cache level. ** Open a read-only cursor on the table. Also allocate a cursor number ** to use for scanning indexes (iIdxCur). No index cursor is opened at |
︙ | ︙ | |||
96038 96039 96040 96041 96042 96043 96044 | sqlite3DbFree(db, z); } } }else{ /* Form 3: Analyze the fully qualified table name */ iDb = sqlite3TwoPartName(pParse, pName1, pName2, &pTableName); if( iDb>=0 ){ | | | 96907 96908 96909 96910 96911 96912 96913 96914 96915 96916 96917 96918 96919 96920 96921 | sqlite3DbFree(db, z); } } }else{ /* Form 3: Analyze the fully qualified table name */ iDb = sqlite3TwoPartName(pParse, pName1, pName2, &pTableName); if( iDb>=0 ){ zDb = db->aDb[iDb].zDbSName; z = sqlite3NameFromToken(db, pTableName); if( z ){ if( (pIdx = sqlite3FindIndex(db, z, zDb))!=0 ){ analyzeTable(pParse, pIdx->pTable, pIdx); }else if( (pTab = sqlite3LocateTable(pParse, 0, z, zDb))!=0 ){ analyzeTable(pParse, pTab, 0); } |
︙ | ︙ | |||
96498 96499 96500 96501 96502 96503 96504 | sqlite3DeleteIndexSamples(db, pIdx); pIdx->aSample = 0; #endif } /* Load new statistics out of the sqlite_stat1 table */ sInfo.db = db; | | | 97367 97368 97369 97370 97371 97372 97373 97374 97375 97376 97377 97378 97379 97380 97381 | sqlite3DeleteIndexSamples(db, pIdx); pIdx->aSample = 0; #endif } /* Load new statistics out of the sqlite_stat1 table */ sInfo.db = db; sInfo.zDatabase = db->aDb[iDb].zDbSName; if( sqlite3FindTable(db, "sqlite_stat1", sInfo.zDatabase)!=0 ){ zSql = sqlite3MPrintf(db, "SELECT tbl,idx,stat FROM %Q.sqlite_stat1", sInfo.zDatabase); if( zSql==0 ){ rc = SQLITE_NOMEM_BKPT; }else{ rc = sqlite3_exec(db, zSql, analysisLoader, &sInfo, 0); |
︙ | ︙ | |||
96641 96642 96643 96644 96645 96646 96647 | goto attach_error; } if( !db->autoCommit ){ zErrDyn = sqlite3MPrintf(db, "cannot ATTACH database within transaction"); goto attach_error; } for(i=0; i<db->nDb; i++){ | | | 97510 97511 97512 97513 97514 97515 97516 97517 97518 97519 97520 97521 97522 97523 97524 | goto attach_error; } if( !db->autoCommit ){ zErrDyn = sqlite3MPrintf(db, "cannot ATTACH database within transaction"); goto attach_error; } for(i=0; i<db->nDb; i++){ char *z = db->aDb[i].zDbSName; assert( z && zName ); if( sqlite3StrICmp(z, zName)==0 ){ zErrDyn = sqlite3MPrintf(db, "database %s is already in use", zName); goto attach_error; } } |
︙ | ︙ | |||
96706 96707 96708 96709 96710 96711 96712 | #ifndef SQLITE_OMIT_PAGER_PRAGMAS sqlite3BtreeSetPagerFlags(aNew->pBt, PAGER_SYNCHRONOUS_FULL | (db->flags & PAGER_FLAGS_MASK)); #endif sqlite3BtreeLeave(aNew->pBt); } aNew->safety_level = SQLITE_DEFAULT_SYNCHRONOUS+1; | | | | 97575 97576 97577 97578 97579 97580 97581 97582 97583 97584 97585 97586 97587 97588 97589 97590 | #ifndef SQLITE_OMIT_PAGER_PRAGMAS sqlite3BtreeSetPagerFlags(aNew->pBt, PAGER_SYNCHRONOUS_FULL | (db->flags & PAGER_FLAGS_MASK)); #endif sqlite3BtreeLeave(aNew->pBt); } aNew->safety_level = SQLITE_DEFAULT_SYNCHRONOUS+1; aNew->zDbSName = sqlite3DbStrDup(db, zName); if( rc==SQLITE_OK && aNew->zDbSName==0 ){ rc = SQLITE_NOMEM_BKPT; } #ifdef SQLITE_HAS_CODEC if( rc==SQLITE_OK ){ extern int sqlite3CodecAttach(sqlite3*, int, const void*, int); |
︙ | ︙ | |||
96736 96737 96738 96739 96740 96741 96742 | zKey = (char *)sqlite3_value_blob(argv[2]); rc = sqlite3CodecAttach(db, db->nDb-1, zKey, nKey); break; case SQLITE_NULL: /* No key specified. Use the key from the main database */ sqlite3CodecGetKey(db, 0, (void**)&zKey, &nKey); | | | 97605 97606 97607 97608 97609 97610 97611 97612 97613 97614 97615 97616 97617 97618 97619 | zKey = (char *)sqlite3_value_blob(argv[2]); rc = sqlite3CodecAttach(db, db->nDb-1, zKey, nKey); break; case SQLITE_NULL: /* No key specified. Use the key from the main database */ sqlite3CodecGetKey(db, 0, (void**)&zKey, &nKey); if( nKey || sqlite3BtreeGetOptimalReserve(db->aDb[0].pBt)>0 ){ rc = sqlite3CodecAttach(db, db->nDb-1, zKey, nKey); } break; } } #endif |
︙ | ︙ | |||
96819 96820 96821 96822 96823 96824 96825 | UNUSED_PARAMETER(NotUsed); if( zName==0 ) zName = ""; for(i=0; i<db->nDb; i++){ pDb = &db->aDb[i]; if( pDb->pBt==0 ) continue; | | | 97688 97689 97690 97691 97692 97693 97694 97695 97696 97697 97698 97699 97700 97701 97702 | UNUSED_PARAMETER(NotUsed); if( zName==0 ) zName = ""; for(i=0; i<db->nDb; i++){ pDb = &db->aDb[i]; if( pDb->pBt==0 ) continue; if( sqlite3StrICmp(pDb->zDbSName, zName)==0 ) break; } if( i>=db->nDb ){ sqlite3_snprintf(sizeof(zErr),zErr, "no such database: %s", zName); goto detach_error; } if( i<2 ){ |
︙ | ︙ | |||
96977 96978 96979 96980 96981 96982 96983 | const Token *pName /* Name of the view, trigger, or index */ ){ sqlite3 *db; db = pParse->db; assert( db->nDb>iDb ); pFix->pParse = pParse; | | | 97846 97847 97848 97849 97850 97851 97852 97853 97854 97855 97856 97857 97858 97859 97860 | const Token *pName /* Name of the view, trigger, or index */ ){ sqlite3 *db; db = pParse->db; assert( db->nDb>iDb ); pFix->pParse = pParse; pFix->zDb = db->aDb[iDb].zDbSName; pFix->pSchema = db->aDb[iDb].pSchema; pFix->zType = zType; pFix->pName = pName; pFix->bVarOnly = (iDb==1); } /* |
︙ | ︙ | |||
97074 97075 97076 97077 97078 97079 97080 | if( pFix->pParse->db->init.busy ){ pExpr->op = TK_NULL; }else{ sqlite3ErrorMsg(pFix->pParse, "%s cannot use variables", pFix->zType); return 1; } } | | | 97943 97944 97945 97946 97947 97948 97949 97950 97951 97952 97953 97954 97955 97956 97957 | if( pFix->pParse->db->init.busy ){ pExpr->op = TK_NULL; }else{ sqlite3ErrorMsg(pFix->pParse, "%s cannot use variables", pFix->zType); return 1; } } if( ExprHasProperty(pExpr, EP_TokenOnly|EP_Leaf) ) break; if( ExprHasProperty(pExpr, EP_xIsSelect) ){ if( sqlite3FixSelect(pFix, pExpr->x.pSelect) ) return 1; }else{ if( sqlite3FixExprList(pFix, pExpr->x.pList) ) return 1; } if( sqlite3FixExpr(pFix, pExpr->pRight) ){ return 1; |
︙ | ︙ | |||
97235 97236 97237 97238 97239 97240 97241 | */ SQLITE_PRIVATE int sqlite3AuthReadCol( Parse *pParse, /* The parser context */ const char *zTab, /* Table name */ const char *zCol, /* Column name */ int iDb /* Index of containing database. */ ){ | | | | | 98104 98105 98106 98107 98108 98109 98110 98111 98112 98113 98114 98115 98116 98117 98118 98119 98120 | */ SQLITE_PRIVATE int sqlite3AuthReadCol( Parse *pParse, /* The parser context */ const char *zTab, /* Table name */ const char *zCol, /* Column name */ int iDb /* Index of containing database. */ ){ sqlite3 *db = pParse->db; /* Database handle */ char *zDb = db->aDb[iDb].zDbSName; /* Schema name of attached database */ int rc; /* Auth callback return code */ if( db->init.busy ) return SQLITE_OK; rc = db->xAuth(db->pAuthArg, SQLITE_READ, zTab,zCol,zDb,pParse->zAuthContext #ifdef SQLITE_USER_AUTHENTICATION ,db->auth.zAuthUser #endif ); |
︙ | ︙ | |||
97538 97539 97540 97541 97542 97543 97544 | /* Begin by generating some termination code at the end of the ** vdbe program */ v = sqlite3GetVdbe(pParse); assert( !pParse->isMultiWrite || sqlite3VdbeAssertMayAbort(v, pParse->mayAbort)); if( v ){ | < < > > > | | | 98407 98408 98409 98410 98411 98412 98413 98414 98415 98416 98417 98418 98419 98420 98421 98422 98423 98424 98425 98426 98427 98428 98429 98430 98431 98432 98433 98434 98435 98436 98437 98438 98439 98440 98441 98442 98443 98444 98445 98446 98447 98448 98449 98450 98451 98452 98453 98454 98455 98456 | /* Begin by generating some termination code at the end of the ** vdbe program */ v = sqlite3GetVdbe(pParse); assert( !pParse->isMultiWrite || sqlite3VdbeAssertMayAbort(v, pParse->mayAbort)); if( v ){ sqlite3VdbeAddOp0(v, OP_Halt); #if SQLITE_USER_AUTHENTICATION if( pParse->nTableLock>0 && db->init.busy==0 ){ sqlite3UserAuthInit(db); if( db->auth.authLevel<UAUTH_User ){ sqlite3ErrorMsg(pParse, "user not authenticated"); pParse->rc = SQLITE_AUTH_USER; return; } } #endif /* The cookie mask contains one bit for each database file open. ** (Bit 0 is for main, bit 1 is for temp, and so forth.) Bits are ** set for each database that is used. Generate code to start a ** transaction on each used database and to verify the schema cookie ** on each used database. */ if( db->mallocFailed==0 && (DbMaskNonZero(pParse->cookieMask) || pParse->pConstExpr) ){ int iDb, i; assert( sqlite3VdbeGetOp(v, 0)->opcode==OP_Init ); sqlite3VdbeJumpHere(v, 0); for(iDb=0; iDb<db->nDb; iDb++){ Schema *pSchema; if( DbMaskTest(pParse->cookieMask, iDb)==0 ) continue; sqlite3VdbeUsesBtree(v, iDb); pSchema = db->aDb[iDb].pSchema; sqlite3VdbeAddOp4Int(v, OP_Transaction, /* Opcode */ iDb, /* P1 */ DbMaskTest(pParse->writeMask,iDb), /* P2 */ pSchema->schema_cookie, /* P3 */ pSchema->iGeneration /* P4 */ ); if( db->init.busy==0 ) sqlite3VdbeChangeP5(v, 1); VdbeComment((v, "usesStmtJournal=%d", pParse->mayAbort && pParse->isMultiWrite)); } #ifndef SQLITE_OMIT_VIRTUALTABLE for(i=0; i<pParse->nVtabLock; i++){ |
︙ | ︙ | |||
97623 97624 97625 97626 97627 97628 97629 | * See ticket [a696379c1f08866] */ if( pParse->pAinc!=0 && pParse->nTab==0 ) pParse->nTab = 1; sqlite3VdbeMakeReady(v, pParse); pParse->rc = SQLITE_DONE; }else{ pParse->rc = SQLITE_ERROR; } | < < < < < < < < < < < | | | | | 98493 98494 98495 98496 98497 98498 98499 98500 98501 98502 98503 98504 98505 98506 98507 98508 98509 98510 98511 98512 98513 98514 98515 98516 98517 98518 98519 98520 98521 98522 98523 98524 98525 98526 98527 98528 98529 98530 98531 98532 98533 98534 98535 98536 98537 98538 98539 98540 98541 98542 | * See ticket [a696379c1f08866] */ if( pParse->pAinc!=0 && pParse->nTab==0 ) pParse->nTab = 1; sqlite3VdbeMakeReady(v, pParse); pParse->rc = SQLITE_DONE; }else{ pParse->rc = SQLITE_ERROR; } } /* ** Run the parser and code generator recursively in order to generate ** code for the SQL statement given onto the end of the pParse context ** currently under construction. When the parser is run recursively ** this way, the final OP_Halt is not appended and other initialization ** and finalization steps are omitted because those are handling by the ** outermost parser. ** ** Not everything is nestable. This facility is designed to permit ** INSERT, UPDATE, and DELETE operations against SQLITE_MASTER. Use ** care if you decide to try to use this routine for some other purposes. */ SQLITE_PRIVATE void sqlite3NestedParse(Parse *pParse, const char *zFormat, ...){ va_list ap; char *zSql; char *zErrMsg = 0; sqlite3 *db = pParse->db; char saveBuf[PARSE_TAIL_SZ]; if( pParse->nErr ) return; assert( pParse->nested<10 ); /* Nesting should only be of limited depth */ va_start(ap, zFormat); zSql = sqlite3VMPrintf(db, zFormat, ap); va_end(ap); if( zSql==0 ){ return; /* A malloc must have failed */ } pParse->nested++; memcpy(saveBuf, PARSE_TAIL(pParse), PARSE_TAIL_SZ); memset(PARSE_TAIL(pParse), 0, PARSE_TAIL_SZ); sqlite3RunParser(pParse, zSql, &zErrMsg); sqlite3DbFree(db, zErrMsg); sqlite3DbFree(db, zSql); memcpy(PARSE_TAIL(pParse), saveBuf, PARSE_TAIL_SZ); pParse->nested--; } #if SQLITE_USER_AUTHENTICATION /* ** Return TRUE if zTable is the name of the system table that stores the ** list of users and their access credentials. |
︙ | ︙ | |||
97710 97711 97712 97713 97714 97715 97716 | ** exists */ if( db->auth.authLevel<UAUTH_Admin && sqlite3UserAuthTable(zName)!=0 ){ return 0; } #endif for(i=OMIT_TEMPDB; i<db->nDb; i++){ int j = (i<2) ? i^1 : i; /* Search TEMP before MAIN */ | | | | | > | 98569 98570 98571 98572 98573 98574 98575 98576 98577 98578 98579 98580 98581 98582 98583 98584 98585 98586 98587 | ** exists */ if( db->auth.authLevel<UAUTH_Admin && sqlite3UserAuthTable(zName)!=0 ){ return 0; } #endif for(i=OMIT_TEMPDB; i<db->nDb; i++){ int j = (i<2) ? i^1 : i; /* Search TEMP before MAIN */ if( zDatabase==0 || sqlite3StrICmp(zDatabase, db->aDb[j].zDbSName)==0 ){ assert( sqlite3SchemaMutexHeld(db, j, 0) ); p = sqlite3HashFind(&db->aDb[j].pSchema->tblHash, zName); if( p ) break; } } return p; } /* ** Locate the in-memory structure that describes a particular database ** table given the name of that table and (optionally) the name of the |
︙ | ︙ | |||
97787 97788 97789 97790 97791 97792 97793 | u32 flags, struct SrcList_item *p ){ const char *zDb; assert( p->pSchema==0 || p->zDatabase==0 ); if( p->pSchema ){ int iDb = sqlite3SchemaToIndex(pParse->db, p->pSchema); | | | 98647 98648 98649 98650 98651 98652 98653 98654 98655 98656 98657 98658 98659 98660 98661 | u32 flags, struct SrcList_item *p ){ const char *zDb; assert( p->pSchema==0 || p->zDatabase==0 ); if( p->pSchema ){ int iDb = sqlite3SchemaToIndex(pParse->db, p->pSchema); zDb = pParse->db->aDb[iDb].zDbSName; }else{ zDb = p->zDatabase; } return sqlite3LocateTable(pParse, flags, p->zName, zDb); } /* |
︙ | ︙ | |||
97815 97816 97817 97818 97819 97820 97821 | int i; /* All mutexes are required for schema access. Make sure we hold them. */ assert( zDb!=0 || sqlite3BtreeHoldsAllMutexes(db) ); for(i=OMIT_TEMPDB; i<db->nDb; i++){ int j = (i<2) ? i^1 : i; /* Search TEMP before MAIN */ Schema *pSchema = db->aDb[j].pSchema; assert( pSchema ); | | | 98675 98676 98677 98678 98679 98680 98681 98682 98683 98684 98685 98686 98687 98688 98689 | int i; /* All mutexes are required for schema access. Make sure we hold them. */ assert( zDb!=0 || sqlite3BtreeHoldsAllMutexes(db) ); for(i=OMIT_TEMPDB; i<db->nDb; i++){ int j = (i<2) ? i^1 : i; /* Search TEMP before MAIN */ Schema *pSchema = db->aDb[j].pSchema; assert( pSchema ); if( zDb && sqlite3StrICmp(zDb, db->aDb[j].zDbSName) ) continue; assert( sqlite3SchemaMutexHeld(db, j, 0) ); p = sqlite3HashFind(&pSchema->idxHash, zName); if( p ) break; } return p; } |
︙ | ︙ | |||
97884 97885 97886 97887 97888 97889 97890 | ** are never candidates for being collapsed. */ SQLITE_PRIVATE void sqlite3CollapseDatabaseArray(sqlite3 *db){ int i, j; for(i=j=2; i<db->nDb; i++){ struct Db *pDb = &db->aDb[i]; if( pDb->pBt==0 ){ | | | | 98744 98745 98746 98747 98748 98749 98750 98751 98752 98753 98754 98755 98756 98757 98758 98759 | ** are never candidates for being collapsed. */ SQLITE_PRIVATE void sqlite3CollapseDatabaseArray(sqlite3 *db){ int i, j; for(i=j=2; i<db->nDb; i++){ struct Db *pDb = &db->aDb[i]; if( pDb->pBt==0 ){ sqlite3DbFree(db, pDb->zDbSName); pDb->zDbSName = 0; continue; } if( j<i ){ db->aDb[j] = db->aDb[i]; } j++; } |
︙ | ︙ | |||
98105 98106 98107 98108 98109 98110 98111 | ** -1 if the named db cannot be found. */ SQLITE_PRIVATE int sqlite3FindDbName(sqlite3 *db, const char *zName){ int i = -1; /* Database number */ if( zName ){ Db *pDb; for(i=(db->nDb-1), pDb=&db->aDb[i]; i>=0; i--, pDb--){ | | | 98965 98966 98967 98968 98969 98970 98971 98972 98973 98974 98975 98976 98977 98978 98979 | ** -1 if the named db cannot be found. */ SQLITE_PRIVATE int sqlite3FindDbName(sqlite3 *db, const char *zName){ int i = -1; /* Database number */ if( zName ){ Db *pDb; for(i=(db->nDb-1), pDb=&db->aDb[i]; i>=0; i--, pDb--){ if( 0==sqlite3StrICmp(pDb->zDbSName, zName) ) break; } } return i; } /* ** The token *pName contains the name of a database (either "main" or |
︙ | ︙ | |||
98164 98165 98166 98167 98168 98169 98170 | *pUnqual = pName2; iDb = sqlite3FindDb(db, pName1); if( iDb<0 ){ sqlite3ErrorMsg(pParse, "unknown database %T", pName1); return -1; } }else{ | | | 99024 99025 99026 99027 99028 99029 99030 99031 99032 99033 99034 99035 99036 99037 99038 | *pUnqual = pName2; iDb = sqlite3FindDb(db, pName1); if( iDb<0 ){ sqlite3ErrorMsg(pParse, "unknown database %T", pName1); return -1; } }else{ assert( db->init.iDb==0 || db->init.busy || (db->flags & SQLITE_Vacuum)!=0); iDb = db->init.iDb; *pUnqual = pName1; } return iDb; } /* |
︙ | ︙ | |||
98275 98276 98277 98278 98279 98280 98281 | { static const u8 aCode[] = { SQLITE_CREATE_TABLE, SQLITE_CREATE_TEMP_TABLE, SQLITE_CREATE_VIEW, SQLITE_CREATE_TEMP_VIEW }; | | | | 99135 99136 99137 99138 99139 99140 99141 99142 99143 99144 99145 99146 99147 99148 99149 99150 99151 99152 99153 99154 99155 99156 99157 99158 99159 99160 99161 99162 99163 99164 99165 99166 99167 99168 | { static const u8 aCode[] = { SQLITE_CREATE_TABLE, SQLITE_CREATE_TEMP_TABLE, SQLITE_CREATE_VIEW, SQLITE_CREATE_TEMP_VIEW }; char *zDb = db->aDb[iDb].zDbSName; if( sqlite3AuthCheck(pParse, SQLITE_INSERT, SCHEMA_TABLE(isTemp), 0, zDb) ){ goto begin_table_error; } if( !isVirtual && sqlite3AuthCheck(pParse, (int)aCode[isTemp+2*isView], zName, 0, zDb) ){ goto begin_table_error; } } #endif /* Make sure the new table name does not collide with an existing ** index or table name in the same database. Issue an error message if ** it does. The exception is if the statement being parsed was passed ** to an sqlite3_declare_vtab() call. In that case only the column names ** and types will be used, so there is no need to test for namespace ** collisions. */ if( !IN_DECLARE_VTAB ){ char *zDb = db->aDb[iDb].zDbSName; if( SQLITE_OK!=sqlite3ReadSchema(pParse) ){ goto begin_table_error; } pTable = sqlite3FindTable(db, zName, zDb); if( pTable ){ if( !noErr ){ sqlite3ErrorMsg(pParse, "table %T already exists", pName); |
︙ | ︙ | |||
98849 98850 98851 98852 98853 98854 98855 98856 98857 98858 98859 98860 98861 98862 | ** since it was last read. ** ** This plan is not completely bullet-proof. It is possible for ** the schema to change multiple times and for the cookie to be ** set back to prior value. But schema changes are infrequent ** and the probability of hitting the same cookie value is only ** 1 chance in 2^32. So we're safe enough. */ SQLITE_PRIVATE void sqlite3ChangeCookie(Parse *pParse, int iDb){ sqlite3 *db = pParse->db; Vdbe *v = pParse->pVdbe; assert( sqlite3SchemaMutexHeld(db, iDb, 0) ); sqlite3VdbeAddOp3(v, OP_SetCookie, iDb, BTREE_SCHEMA_VERSION, db->aDb[iDb].pSchema->schema_cookie+1); | > > > | 99709 99710 99711 99712 99713 99714 99715 99716 99717 99718 99719 99720 99721 99722 99723 99724 99725 | ** since it was last read. ** ** This plan is not completely bullet-proof. It is possible for ** the schema to change multiple times and for the cookie to be ** set back to prior value. But schema changes are infrequent ** and the probability of hitting the same cookie value is only ** 1 chance in 2^32. So we're safe enough. ** ** IMPLEMENTATION-OF: R-34230-56049 SQLite automatically increments ** the schema-version whenever the schema changes. */ SQLITE_PRIVATE void sqlite3ChangeCookie(Parse *pParse, int iDb){ sqlite3 *db = pParse->db; Vdbe *v = pParse->pVdbe; assert( sqlite3SchemaMutexHeld(db, iDb, 0) ); sqlite3VdbeAddOp3(v, OP_SetCookie, iDb, BTREE_SCHEMA_VERSION, db->aDb[iDb].pSchema->schema_cookie+1); |
︙ | ︙ | |||
99387 99388 99389 99390 99391 99392 99393 | ** SQLITE_MASTER table. We just need to update that slot with all ** the information we've collected. */ sqlite3NestedParse(pParse, "UPDATE %Q.%s " "SET type='%s', name=%Q, tbl_name=%Q, rootpage=#%d, sql=%Q " "WHERE rowid=#%d", | | | | | 100250 100251 100252 100253 100254 100255 100256 100257 100258 100259 100260 100261 100262 100263 100264 100265 100266 100267 100268 100269 100270 100271 100272 100273 100274 100275 100276 100277 100278 100279 100280 100281 100282 100283 100284 100285 | ** SQLITE_MASTER table. We just need to update that slot with all ** the information we've collected. */ sqlite3NestedParse(pParse, "UPDATE %Q.%s " "SET type='%s', name=%Q, tbl_name=%Q, rootpage=#%d, sql=%Q " "WHERE rowid=#%d", db->aDb[iDb].zDbSName, SCHEMA_TABLE(iDb), zType, p->zName, p->zName, pParse->regRoot, zStmt, pParse->regRowid ); sqlite3DbFree(db, zStmt); sqlite3ChangeCookie(pParse, iDb); #ifndef SQLITE_OMIT_AUTOINCREMENT /* Check to see if we need to create an sqlite_sequence table for ** keeping track of autoincrement keys. */ if( (p->tabFlags & TF_Autoincrement)!=0 ){ Db *pDb = &db->aDb[iDb]; assert( sqlite3SchemaMutexHeld(db, iDb, 0) ); if( pDb->pSchema->pSeqTab==0 ){ sqlite3NestedParse(pParse, "CREATE TABLE %Q.sqlite_sequence(name,seq)", pDb->zDbSName ); } } #endif /* Reparse everything to update our internal data structures */ sqlite3VdbeAddParseSchemaOp(v, iDb, |
︙ | ︙ | |||
99532 99533 99534 99535 99536 99537 99538 99539 99540 99541 99542 99543 99544 99545 99546 | */ SQLITE_PRIVATE int sqlite3ViewGetColumnNames(Parse *pParse, Table *pTable){ Table *pSelTab; /* A fake table from which we get the result set */ Select *pSel; /* Copy of the SELECT that implements the view */ int nErr = 0; /* Number of errors encountered */ int n; /* Temporarily holds the number of cursors assigned */ sqlite3 *db = pParse->db; /* Database connection for malloc errors */ sqlite3_xauth xAuth; /* Saved xAuth pointer */ assert( pTable ); #ifndef SQLITE_OMIT_VIRTUALTABLE if( sqlite3VtabCallConnect(pParse, pTable) ){ return SQLITE_ERROR; } | > > | 100395 100396 100397 100398 100399 100400 100401 100402 100403 100404 100405 100406 100407 100408 100409 100410 100411 | */ SQLITE_PRIVATE int sqlite3ViewGetColumnNames(Parse *pParse, Table *pTable){ Table *pSelTab; /* A fake table from which we get the result set */ Select *pSel; /* Copy of the SELECT that implements the view */ int nErr = 0; /* Number of errors encountered */ int n; /* Temporarily holds the number of cursors assigned */ sqlite3 *db = pParse->db; /* Database connection for malloc errors */ #ifndef SQLITE_OMIT_AUTHORIZATION sqlite3_xauth xAuth; /* Saved xAuth pointer */ #endif assert( pTable ); #ifndef SQLITE_OMIT_VIRTUALTABLE if( sqlite3VtabCallConnect(pParse, pTable) ){ return SQLITE_ERROR; } |
︙ | ︙ | |||
99722 99723 99724 99725 99726 99727 99728 | ** ** The "#NNN" in the SQL is a special constant that means whatever value ** is in register NNN. See grammar rules associated with the TK_REGISTER ** token for additional information. */ sqlite3NestedParse(pParse, "UPDATE %Q.%s SET rootpage=%d WHERE #%d AND rootpage=#%d", | | | 100587 100588 100589 100590 100591 100592 100593 100594 100595 100596 100597 100598 100599 100600 100601 | ** ** The "#NNN" in the SQL is a special constant that means whatever value ** is in register NNN. See grammar rules associated with the TK_REGISTER ** token for additional information. */ sqlite3NestedParse(pParse, "UPDATE %Q.%s SET rootpage=%d WHERE #%d AND rootpage=#%d", pParse->db->aDb[iDb].zDbSName, SCHEMA_TABLE(iDb), iTable, r1, r1); #endif sqlite3ReleaseTempReg(pParse, r1); } /* ** Write VDBE code to erase table pTab and all associated indices on disk. ** Code to update the sqlite_master tables and internal schema definitions |
︙ | ︙ | |||
99798 99799 99800 99801 99802 99803 99804 | static void sqlite3ClearStatTables( Parse *pParse, /* The parsing context */ int iDb, /* The database number */ const char *zType, /* "idx" or "tbl" */ const char *zName /* Name of index or table */ ){ int i; | | | 100663 100664 100665 100666 100667 100668 100669 100670 100671 100672 100673 100674 100675 100676 100677 | static void sqlite3ClearStatTables( Parse *pParse, /* The parsing context */ int iDb, /* The database number */ const char *zType, /* "idx" or "tbl" */ const char *zName /* Name of index or table */ ){ int i; const char *zDbName = pParse->db->aDb[iDb].zDbSName; for(i=1; i<=4; i++){ char zTab[24]; sqlite3_snprintf(sizeof(zTab),zTab,"sqlite_stat%d",i); if( sqlite3FindTable(pParse->db, zTab, zDbName) ){ sqlite3NestedParse(pParse, "DELETE FROM %Q.%s WHERE %s=%Q", zDbName, zTab, zType, zName |
︙ | ︙ | |||
99851 99852 99853 99854 99855 99856 99857 | ** the table being dropped. This is done before the table is dropped ** at the btree level, in case the sqlite_sequence table needs to ** move as a result of the drop (can happen in auto-vacuum mode). */ if( pTab->tabFlags & TF_Autoincrement ){ sqlite3NestedParse(pParse, "DELETE FROM %Q.sqlite_sequence WHERE name=%Q", | | | | 100716 100717 100718 100719 100720 100721 100722 100723 100724 100725 100726 100727 100728 100729 100730 100731 100732 100733 100734 100735 100736 100737 100738 100739 100740 100741 100742 100743 100744 | ** the table being dropped. This is done before the table is dropped ** at the btree level, in case the sqlite_sequence table needs to ** move as a result of the drop (can happen in auto-vacuum mode). */ if( pTab->tabFlags & TF_Autoincrement ){ sqlite3NestedParse(pParse, "DELETE FROM %Q.sqlite_sequence WHERE name=%Q", pDb->zDbSName, pTab->zName ); } #endif /* Drop all SQLITE_MASTER table and index entries that refer to the ** table. The program name loops through the master table and deletes ** every row that refers to a table of the same name as the one being ** dropped. Triggers are handled separately because a trigger can be ** created in the temp database that refers to a table in another ** database. */ sqlite3NestedParse(pParse, "DELETE FROM %Q.%s WHERE tbl_name=%Q and type!='trigger'", pDb->zDbSName, SCHEMA_TABLE(iDb), pTab->zName); if( !isView && !IsVirtual(pTab) ){ destroyTable(pParse, pTab); } /* Remove the table entry from SQLite's internal schema and modify ** the schema cookie. */ |
︙ | ︙ | |||
99919 99920 99921 99922 99923 99924 99925 | if( IsVirtual(pTab) && sqlite3ViewGetColumnNames(pParse, pTab) ){ goto exit_drop_table; } #ifndef SQLITE_OMIT_AUTHORIZATION { int code; const char *zTab = SCHEMA_TABLE(iDb); | | | 100784 100785 100786 100787 100788 100789 100790 100791 100792 100793 100794 100795 100796 100797 100798 | if( IsVirtual(pTab) && sqlite3ViewGetColumnNames(pParse, pTab) ){ goto exit_drop_table; } #ifndef SQLITE_OMIT_AUTHORIZATION { int code; const char *zTab = SCHEMA_TABLE(iDb); const char *zDb = db->aDb[iDb].zDbSName; const char *zArg2 = 0; if( sqlite3AuthCheck(pParse, SQLITE_DELETE, zTab, 0, zDb)){ goto exit_drop_table; } if( isView ){ if( !OMIT_TEMPDB && iDb==1 ){ code = SQLITE_DROP_TEMP_VIEW; |
︙ | ︙ | |||
100160 100161 100162 100163 100164 100165 100166 | KeyInfo *pKey; /* KeyInfo for index */ int regRecord; /* Register holding assembled index record */ sqlite3 *db = pParse->db; /* The database connection */ int iDb = sqlite3SchemaToIndex(db, pIndex->pSchema); #ifndef SQLITE_OMIT_AUTHORIZATION if( sqlite3AuthCheck(pParse, SQLITE_REINDEX, pIndex->zName, 0, | | | 101025 101026 101027 101028 101029 101030 101031 101032 101033 101034 101035 101036 101037 101038 101039 | KeyInfo *pKey; /* KeyInfo for index */ int regRecord; /* Register holding assembled index record */ sqlite3 *db = pParse->db; /* The database connection */ int iDb = sqlite3SchemaToIndex(db, pIndex->pSchema); #ifndef SQLITE_OMIT_AUTHORIZATION if( sqlite3AuthCheck(pParse, SQLITE_REINDEX, pIndex->zName, 0, db->aDb[iDb].zDbSName ) ){ return; } #endif /* Require a write-lock on the table to perform this operation */ sqlite3TableLock(pParse, iDb, pTab->tnum, 1, pTab->zName); |
︙ | ︙ | |||
100412 100413 100414 100415 100416 100417 100418 | } if( !db->init.busy ){ if( sqlite3FindTable(db, zName, 0)!=0 ){ sqlite3ErrorMsg(pParse, "there is already a table named %s", zName); goto exit_create_index; } } | | | 101277 101278 101279 101280 101281 101282 101283 101284 101285 101286 101287 101288 101289 101290 101291 | } if( !db->init.busy ){ if( sqlite3FindTable(db, zName, 0)!=0 ){ sqlite3ErrorMsg(pParse, "there is already a table named %s", zName); goto exit_create_index; } } if( sqlite3FindIndex(db, zName, pDb->zDbSName)!=0 ){ if( !ifNotExist ){ sqlite3ErrorMsg(pParse, "index %s already exists", zName); }else{ assert( !db->init.busy ); sqlite3CodeVerifySchema(pParse, iDb); } goto exit_create_index; |
︙ | ︙ | |||
100442 100443 100444 100445 100446 100447 100448 | if( IN_DECLARE_VTAB ) zName[7]++; } /* Check for authorization to create an index. */ #ifndef SQLITE_OMIT_AUTHORIZATION { | | | 101307 101308 101309 101310 101311 101312 101313 101314 101315 101316 101317 101318 101319 101320 101321 | if( IN_DECLARE_VTAB ) zName[7]++; } /* Check for authorization to create an index. */ #ifndef SQLITE_OMIT_AUTHORIZATION { const char *zDb = pDb->zDbSName; if( sqlite3AuthCheck(pParse, SQLITE_INSERT, SCHEMA_TABLE(iDb), 0, zDb) ){ goto exit_create_index; } i = SQLITE_CREATE_INDEX; if( !OMIT_TEMPDB && iDb==1 ) i = SQLITE_CREATE_TEMP_INDEX; if( sqlite3AuthCheck(pParse, i, zName, pTab->zName, zDb) ){ goto exit_create_index; |
︙ | ︙ | |||
100757 100758 100759 100760 100761 100762 100763 | zStmt = 0; } /* Add an entry in sqlite_master for this index */ sqlite3NestedParse(pParse, "INSERT INTO %Q.%s VALUES('index',%Q,%Q,#%d,%Q);", | | | 101622 101623 101624 101625 101626 101627 101628 101629 101630 101631 101632 101633 101634 101635 101636 | zStmt = 0; } /* Add an entry in sqlite_master for this index */ sqlite3NestedParse(pParse, "INSERT INTO %Q.%s VALUES('index',%Q,%Q,#%d,%Q);", db->aDb[iDb].zDbSName, SCHEMA_TABLE(iDb), pIndex->zName, pTab->zName, iMem, zStmt ); sqlite3DbFree(db, zStmt); |
︙ | ︙ | |||
100891 100892 100893 100894 100895 100896 100897 | goto exit_drop_index; } iDb = sqlite3SchemaToIndex(db, pIndex->pSchema); #ifndef SQLITE_OMIT_AUTHORIZATION { int code = SQLITE_DROP_INDEX; Table *pTab = pIndex->pTable; | | | | 101756 101757 101758 101759 101760 101761 101762 101763 101764 101765 101766 101767 101768 101769 101770 101771 101772 101773 101774 101775 101776 101777 101778 101779 101780 101781 101782 101783 101784 101785 101786 101787 101788 | goto exit_drop_index; } iDb = sqlite3SchemaToIndex(db, pIndex->pSchema); #ifndef SQLITE_OMIT_AUTHORIZATION { int code = SQLITE_DROP_INDEX; Table *pTab = pIndex->pTable; const char *zDb = db->aDb[iDb].zDbSName; const char *zTab = SCHEMA_TABLE(iDb); if( sqlite3AuthCheck(pParse, SQLITE_DELETE, zTab, 0, zDb) ){ goto exit_drop_index; } if( !OMIT_TEMPDB && iDb ) code = SQLITE_DROP_TEMP_INDEX; if( sqlite3AuthCheck(pParse, code, pIndex->zName, pTab->zName, zDb) ){ goto exit_drop_index; } } #endif /* Generate code to remove the index and from the master table */ v = sqlite3GetVdbe(pParse); if( v ){ sqlite3BeginWriteOperation(pParse, 1, iDb); sqlite3NestedParse(pParse, "DELETE FROM %Q.%s WHERE name=%Q AND type='index'", db->aDb[iDb].zDbSName, SCHEMA_TABLE(iDb), pIndex->zName ); sqlite3ClearStatTables(pParse, iDb, "idx", pIndex->zName); sqlite3ChangeCookie(pParse, iDb); destroyRootPage(pParse, pIndex->tnum, iDb); sqlite3VdbeAddOp4(v, OP_DropIndex, iDb, 0, 0, pIndex->zName, 0); } |
︙ | ︙ | |||
101430 101431 101432 101433 101434 101435 101436 | ** Record the fact that the schema cookie will need to be verified ** for database iDb. The code to actually verify the schema cookie ** will occur at the end of the top-level VDBE and will be generated ** later, by sqlite3FinishCoding(). */ SQLITE_PRIVATE void sqlite3CodeVerifySchema(Parse *pParse, int iDb){ Parse *pToplevel = sqlite3ParseToplevel(pParse); | < | | | < | | 102295 102296 102297 102298 102299 102300 102301 102302 102303 102304 102305 102306 102307 102308 102309 102310 102311 102312 102313 102314 102315 102316 102317 102318 102319 102320 102321 102322 102323 102324 102325 102326 102327 102328 102329 102330 102331 | ** Record the fact that the schema cookie will need to be verified ** for database iDb. The code to actually verify the schema cookie ** will occur at the end of the top-level VDBE and will be generated ** later, by sqlite3FinishCoding(). */ SQLITE_PRIVATE void sqlite3CodeVerifySchema(Parse *pParse, int iDb){ Parse *pToplevel = sqlite3ParseToplevel(pParse); assert( iDb>=0 && iDb<pParse->db->nDb ); assert( pParse->db->aDb[iDb].pBt!=0 || iDb==1 ); assert( iDb<SQLITE_MAX_ATTACHED+2 ); assert( sqlite3SchemaMutexHeld(pParse->db, iDb, 0) ); if( DbMaskTest(pToplevel->cookieMask, iDb)==0 ){ DbMaskSet(pToplevel->cookieMask, iDb); if( !OMIT_TEMPDB && iDb==1 ){ sqlite3OpenTempDatabase(pToplevel); } } } /* ** If argument zDb is NULL, then call sqlite3CodeVerifySchema() for each ** attached database. Otherwise, invoke it for the database named zDb only. */ SQLITE_PRIVATE void sqlite3CodeVerifyNamedSchema(Parse *pParse, const char *zDb){ sqlite3 *db = pParse->db; int i; for(i=0; i<db->nDb; i++){ Db *pDb = &db->aDb[i]; if( pDb->pBt && (!zDb || 0==sqlite3StrICmp(zDb, pDb->zDbSName)) ){ sqlite3CodeVerifySchema(pParse, i); } } } /* ** Generate VDBE code that prepares for doing an operation that |
︙ | ︙ | |||
101701 101702 101703 101704 101705 101706 101707 | } sqlite3DbFree(db, zColl); } iDb = sqlite3TwoPartName(pParse, pName1, pName2, &pObjName); if( iDb<0 ) return; z = sqlite3NameFromToken(db, pObjName); if( z==0 ) return; | | | 102564 102565 102566 102567 102568 102569 102570 102571 102572 102573 102574 102575 102576 102577 102578 | } sqlite3DbFree(db, zColl); } iDb = sqlite3TwoPartName(pParse, pName1, pName2, &pObjName); if( iDb<0 ) return; z = sqlite3NameFromToken(db, pObjName); if( z==0 ) return; zDb = db->aDb[iDb].zDbSName; pTab = sqlite3FindTable(db, z, zDb); if( pTab ){ reindexTable(pParse, pTab, 0); sqlite3DbFree(db, z); return; } pIndex = sqlite3FindIndex(db, z, zDb); |
︙ | ︙ | |||
102415 102416 102417 102418 102419 102420 102421 | sqlite3 *db = pParse->db; int iDb = sqlite3SchemaToIndex(db, pView->pSchema); pWhere = sqlite3ExprDup(db, pWhere, 0); pFrom = sqlite3SrcListAppend(db, 0, 0, 0); if( pFrom ){ assert( pFrom->nSrc==1 ); pFrom->a[0].zName = sqlite3DbStrDup(db, pView->zName); | | | 103278 103279 103280 103281 103282 103283 103284 103285 103286 103287 103288 103289 103290 103291 103292 | sqlite3 *db = pParse->db; int iDb = sqlite3SchemaToIndex(db, pView->pSchema); pWhere = sqlite3ExprDup(db, pWhere, 0); pFrom = sqlite3SrcListAppend(db, 0, 0, 0); if( pFrom ){ assert( pFrom->nSrc==1 ); pFrom->a[0].zName = sqlite3DbStrDup(db, pView->zName); pFrom->a[0].zDatabase = sqlite3DbStrDup(db, db->aDb[iDb].zDbSName); assert( pFrom->a[0].pOn==0 ); assert( pFrom->a[0].pUsing==0 ); } pSel = sqlite3SelectNew(pParse, 0, pFrom, pWhere, 0, 0, 0, SF_IncludeHidden, 0, 0); sqlite3SelectDestInit(&dest, SRT_EphemTab, iCur); sqlite3Select(pParse, pSel, &dest); |
︙ | ︙ | |||
102525 102526 102527 102528 102529 102530 102531 | SQLITE_PRIVATE void sqlite3DeleteFrom( Parse *pParse, /* The parser context */ SrcList *pTabList, /* The table from which we should delete things */ Expr *pWhere /* The WHERE clause. May be null */ ){ Vdbe *v; /* The virtual database engine */ Table *pTab; /* The table from which records will be deleted */ | < | 103388 103389 103390 103391 103392 103393 103394 103395 103396 103397 103398 103399 103400 103401 | SQLITE_PRIVATE void sqlite3DeleteFrom( Parse *pParse, /* The parser context */ SrcList *pTabList, /* The table from which we should delete things */ Expr *pWhere /* The WHERE clause. May be null */ ){ Vdbe *v; /* The virtual database engine */ Table *pTab; /* The table from which records will be deleted */ int i; /* Loop counter */ WhereInfo *pWInfo; /* Information about the WHERE clause */ Index *pIdx; /* For looping over indices of the table */ int iTabCur; /* Cursor number for the table */ int iDataCur = 0; /* VDBE cursor for the canonical data source */ int iIdxCur = 0; /* Cursor number of the first index */ int nIdx; /* Number of indices */ |
︙ | ︙ | |||
102602 102603 102604 102605 102606 102607 102608 | } if( sqlite3IsReadOnly(pParse, pTab, (pTrigger?1:0)) ){ goto delete_from_cleanup; } iDb = sqlite3SchemaToIndex(db, pTab->pSchema); assert( iDb<db->nDb ); | < | > | 103464 103465 103466 103467 103468 103469 103470 103471 103472 103473 103474 103475 103476 103477 103478 103479 | } if( sqlite3IsReadOnly(pParse, pTab, (pTrigger?1:0)) ){ goto delete_from_cleanup; } iDb = sqlite3SchemaToIndex(db, pTab->pSchema); assert( iDb<db->nDb ); rcauth = sqlite3AuthCheck(pParse, SQLITE_DELETE, pTab->zName, 0, db->aDb[iDb].zDbSName); assert( rcauth==SQLITE_OK || rcauth==SQLITE_DENY || rcauth==SQLITE_IGNORE ); if( rcauth==SQLITE_DENY ){ goto delete_from_cleanup; } assert(!isView || pTrigger); /* Assign cursor numbers to the table and all its indices. |
︙ | ︙ | |||
102787 102788 102789 102790 102791 102792 102793 | ** deleting from and all its indices. If this is a view, then the ** only effect this statement has is to fire the INSTEAD OF ** triggers. */ if( !isView ){ int iAddrOnce = 0; if( eOnePass==ONEPASS_MULTI ){ | | | 103649 103650 103651 103652 103653 103654 103655 103656 103657 103658 103659 103660 103661 103662 103663 | ** deleting from and all its indices. If this is a view, then the ** only effect this statement has is to fire the INSTEAD OF ** triggers. */ if( !isView ){ int iAddrOnce = 0; if( eOnePass==ONEPASS_MULTI ){ iAddrOnce = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v); } testcase( IsVirtual(pTab) ); sqlite3OpenTableAndIndices(pParse, pTab, OP_OpenWrite, OPFLAG_FORDELETE, iTabCur, aToOpen, &iDataCur, &iIdxCur); assert( pPk || IsVirtual(pTab) || iDataCur==iTabCur ); assert( pPk || IsVirtual(pTab) || iIdxCur==iDataCur+1 ); if( eOnePass==ONEPASS_MULTI ) sqlite3VdbeJumpHere(v, iAddrOnce); |
︙ | ︙ | |||
105934 105935 105936 105937 105938 105939 105940 | /* Exactly one of regOld and regNew should be non-zero. */ assert( (regOld==0)!=(regNew==0) ); /* If foreign-keys are disabled, this function is a no-op. */ if( (db->flags&SQLITE_ForeignKeys)==0 ) return; iDb = sqlite3SchemaToIndex(db, pTab->pSchema); | | | 106796 106797 106798 106799 106800 106801 106802 106803 106804 106805 106806 106807 106808 106809 106810 | /* Exactly one of regOld and regNew should be non-zero. */ assert( (regOld==0)!=(regNew==0) ); /* If foreign-keys are disabled, this function is a no-op. */ if( (db->flags&SQLITE_ForeignKeys)==0 ) return; iDb = sqlite3SchemaToIndex(db, pTab->pSchema); zDb = db->aDb[iDb].zDbSName; /* Loop through all the foreign key constraints for which pTab is the ** child table (the table that the foreign key definition is part of). */ for(pFKey=pTab->pFKey; pFKey; pFKey=pFKey->pNextFrom){ Table *pTo; /* Parent table of foreign key pFKey */ Index *pIdx = 0; /* Index on key columns in pTo */ int *aiFree = 0; |
︙ | ︙ | |||
106305 106306 106307 106308 106309 106310 106311 | sqlite3ExprAlloc(db, TK_ID, &tToCol, 0) , 0); }else if( action==OE_SetDflt ){ Expr *pDflt = pFKey->pFrom->aCol[iFromCol].pDflt; if( pDflt ){ pNew = sqlite3ExprDup(db, pDflt, 0); }else{ | | | | 107167 107168 107169 107170 107171 107172 107173 107174 107175 107176 107177 107178 107179 107180 107181 107182 107183 107184 | sqlite3ExprAlloc(db, TK_ID, &tToCol, 0) , 0); }else if( action==OE_SetDflt ){ Expr *pDflt = pFKey->pFrom->aCol[iFromCol].pDflt; if( pDflt ){ pNew = sqlite3ExprDup(db, pDflt, 0); }else{ pNew = sqlite3ExprAlloc(db, TK_NULL, 0, 0); } }else{ pNew = sqlite3ExprAlloc(db, TK_NULL, 0, 0); } pList = sqlite3ExprListAppend(pParse, pList, pNew); sqlite3ExprListSetName(pParse, pList, &tFromCol, 0); } } sqlite3DbFree(db, aiCol); |
︙ | ︙ | |||
106674 106675 106676 106677 106678 106679 106680 | return 0; } #ifndef SQLITE_OMIT_AUTOINCREMENT /* ** Locate or create an AutoincInfo structure associated with table pTab ** which is in database iDb. Return the register number for the register | | > > | 107536 107537 107538 107539 107540 107541 107542 107543 107544 107545 107546 107547 107548 107549 107550 107551 107552 | return 0; } #ifndef SQLITE_OMIT_AUTOINCREMENT /* ** Locate or create an AutoincInfo structure associated with table pTab ** which is in database iDb. Return the register number for the register ** that holds the maximum rowid. Return zero if pTab is not an AUTOINCREMENT ** table. (Also return zero when doing a VACUUM since we do not want to ** update the AUTOINCREMENT counters during a VACUUM.) ** ** There is at most one AutoincInfo structure per table even if the ** same table is autoincremented multiple times due to inserts within ** triggers. A new AutoincInfo structure is created if this is the ** first use of table pTab. On 2nd and subsequent uses, the original ** AutoincInfo structure is used. ** |
︙ | ︙ | |||
106697 106698 106699 106700 106701 106702 106703 | */ static int autoIncBegin( Parse *pParse, /* Parsing context */ int iDb, /* Index of the database holding pTab */ Table *pTab /* The table we are writing to */ ){ int memId = 0; /* Register holding maximum rowid */ | | > > | 107561 107562 107563 107564 107565 107566 107567 107568 107569 107570 107571 107572 107573 107574 107575 107576 107577 | */ static int autoIncBegin( Parse *pParse, /* Parsing context */ int iDb, /* Index of the database holding pTab */ Table *pTab /* The table we are writing to */ ){ int memId = 0; /* Register holding maximum rowid */ if( (pTab->tabFlags & TF_Autoincrement)!=0 && (pParse->db->flags & SQLITE_Vacuum)==0 ){ Parse *pToplevel = sqlite3ParseToplevel(pParse); AutoincInfo *pInfo; pInfo = pToplevel->pAinc; while( pInfo && pInfo->pTab!=pTab ){ pInfo = pInfo->pNext; } if( pInfo==0 ){ pInfo = sqlite3DbMallocRawNN(pParse->db, sizeof(*pInfo)); |
︙ | ︙ | |||
106955 106956 106957 106958 106959 106960 106961 | Select *pSelect, /* A SELECT statement to use as the data source */ IdList *pColumn, /* Column names corresponding to IDLIST. */ int onError /* How to handle constraint errors */ ){ sqlite3 *db; /* The main database structure */ Table *pTab; /* The table to insert into. aka TABLE */ char *zTab; /* Name of the table into which we are inserting */ | < < | 107821 107822 107823 107824 107825 107826 107827 107828 107829 107830 107831 107832 107833 107834 107835 107836 107837 107838 107839 107840 107841 107842 107843 107844 107845 107846 107847 107848 | Select *pSelect, /* A SELECT statement to use as the data source */ IdList *pColumn, /* Column names corresponding to IDLIST. */ int onError /* How to handle constraint errors */ ){ sqlite3 *db; /* The main database structure */ Table *pTab; /* The table to insert into. aka TABLE */ char *zTab; /* Name of the table into which we are inserting */ int i, j, idx; /* Loop counters */ Vdbe *v; /* Generate code into this virtual machine */ Index *pIdx; /* For looping over indices of the table */ int nColumn; /* Number of columns in the data */ int nHidden = 0; /* Number of hidden columns if TABLE is virtual */ int iDataCur = 0; /* VDBE cursor that is the main data repository */ int iIdxCur = 0; /* First index cursor */ int ipkColumn = -1; /* Column that is the INTEGER PRIMARY KEY */ int endOfLoop; /* Label for the end of the insertion loop */ int srcTab = 0; /* Data comes from this temporary cursor if >=0 */ int addrInsTop = 0; /* Jump to label "D" */ int addrCont = 0; /* Top of insert loop. Label "C" in templates 3 and 4 */ SelectDest dest; /* Destination for SELECT on rhs of INSERT */ int iDb; /* Index of database holding TABLE */ u8 useTempTable = 0; /* Store SELECT results in intermediate table */ u8 appendFlag = 0; /* True if the insert is likely to be an append */ u8 withoutRowid; /* 0 for normal table. 1 for WITHOUT ROWID table */ u8 bIdListInOrder; /* True if IDLIST is in table order */ ExprList *pList = 0; /* List of VALUES() to be inserted */ /* Register allocations */ |
︙ | ︙ | |||
107020 107021 107022 107023 107024 107025 107026 | if( NEVER(zTab==0) ) goto insert_cleanup; pTab = sqlite3SrcListLookup(pParse, pTabList); if( pTab==0 ){ goto insert_cleanup; } iDb = sqlite3SchemaToIndex(db, pTab->pSchema); assert( iDb<db->nDb ); | < < | > | 107884 107885 107886 107887 107888 107889 107890 107891 107892 107893 107894 107895 107896 107897 107898 107899 | if( NEVER(zTab==0) ) goto insert_cleanup; pTab = sqlite3SrcListLookup(pParse, pTabList); if( pTab==0 ){ goto insert_cleanup; } iDb = sqlite3SchemaToIndex(db, pTab->pSchema); assert( iDb<db->nDb ); if( sqlite3AuthCheck(pParse, SQLITE_INSERT, pTab->zName, 0, db->aDb[iDb].zDbSName) ){ goto insert_cleanup; } withoutRowid = !HasRowid(pTab); /* Figure out if we have any triggers and if the table being ** inserted into is a view */ |
︙ | ︙ | |||
108650 108651 108652 108653 108654 108655 108656 108657 108658 108659 108660 108661 108662 108663 | sqlite3VdbeAddOp2(v, OP_Close, iSrc, 0); sqlite3VdbeAddOp2(v, OP_Close, iDest, 0); } if( emptySrcTest ) sqlite3VdbeJumpHere(v, emptySrcTest); sqlite3ReleaseTempReg(pParse, regRowid); sqlite3ReleaseTempReg(pParse, regData); if( emptyDestTest ){ sqlite3VdbeAddOp2(v, OP_Halt, SQLITE_OK, 0); sqlite3VdbeJumpHere(v, emptyDestTest); sqlite3VdbeAddOp2(v, OP_Close, iDest, 0); return 0; }else{ return 1; } | > | 109513 109514 109515 109516 109517 109518 109519 109520 109521 109522 109523 109524 109525 109526 109527 | sqlite3VdbeAddOp2(v, OP_Close, iSrc, 0); sqlite3VdbeAddOp2(v, OP_Close, iDest, 0); } if( emptySrcTest ) sqlite3VdbeJumpHere(v, emptySrcTest); sqlite3ReleaseTempReg(pParse, regRowid); sqlite3ReleaseTempReg(pParse, regData); if( emptyDestTest ){ sqlite3AutoincrementEnd(pParse); sqlite3VdbeAddOp2(v, OP_Halt, SQLITE_OK, 0); sqlite3VdbeJumpHere(v, emptyDestTest); sqlite3VdbeAddOp2(v, OP_Close, iDest, 0); return 0; }else{ return 1; } |
︙ | ︙ | |||
109995 109996 109997 109998 109999 110000 110001 | }else{ db->flags &= ~(SQLITE_LoadExtension|SQLITE_LoadExtFunc); } sqlite3_mutex_leave(db->mutex); return SQLITE_OK; } | < < < < < < < < | < < < | 110859 110860 110861 110862 110863 110864 110865 110866 110867 110868 110869 110870 110871 110872 110873 | }else{ db->flags &= ~(SQLITE_LoadExtension|SQLITE_LoadExtFunc); } sqlite3_mutex_leave(db->mutex); return SQLITE_OK; } #endif /* !defined(SQLITE_OMIT_LOAD_EXTENSION) */ /* ** The following object holds the list of automatically loaded ** extensions. ** ** This list is shared across threads. The SQLITE_MUTEX_STATIC_MASTER ** mutex must be held while accessing this list. |
︙ | ︙ | |||
110151 110152 110153 110154 110155 110156 110157 110158 110159 110160 110161 110162 110163 110164 110165 110166 | return; } for(i=0; go; i++){ char *zErrmsg; #if SQLITE_THREADSAFE sqlite3_mutex *mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER); #endif sqlite3_mutex_enter(mutex); if( i>=wsdAutoext.nExt ){ xInit = 0; go = 0; }else{ xInit = (sqlite3_loadext_entry)wsdAutoext.aExt[i]; } sqlite3_mutex_leave(mutex); zErrmsg = 0; | > > > > > | | 111004 111005 111006 111007 111008 111009 111010 111011 111012 111013 111014 111015 111016 111017 111018 111019 111020 111021 111022 111023 111024 111025 111026 111027 111028 111029 111030 111031 111032 | return; } for(i=0; go; i++){ char *zErrmsg; #if SQLITE_THREADSAFE sqlite3_mutex *mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER); #endif #ifdef SQLITE_OMIT_LOAD_EXTENSION const sqlite3_api_routines *pThunk = 0; #else const sqlite3_api_routines *pThunk = &sqlite3Apis; #endif sqlite3_mutex_enter(mutex); if( i>=wsdAutoext.nExt ){ xInit = 0; go = 0; }else{ xInit = (sqlite3_loadext_entry)wsdAutoext.aExt[i]; } sqlite3_mutex_leave(mutex); zErrmsg = 0; if( xInit && (rc = xInit(db, &zErrmsg, pThunk))!=0 ){ sqlite3ErrorWithMsg(db, rc, "automatic extension loading failed: %s", zErrmsg); go = 0; } sqlite3_free(zErrmsg); } } |
︙ | ︙ | |||
110979 110980 110981 110982 110983 110984 110985 | if( minusFlag ){ zRight = sqlite3MPrintf(db, "-%T", pValue); }else{ zRight = sqlite3NameFromToken(db, pValue); } assert( pId2 ); | | | 111837 111838 111839 111840 111841 111842 111843 111844 111845 111846 111847 111848 111849 111850 111851 | if( minusFlag ){ zRight = sqlite3MPrintf(db, "-%T", pValue); }else{ zRight = sqlite3NameFromToken(db, pValue); } assert( pId2 ); zDb = pId2->n>0 ? pDb->zDbSName : 0; if( sqlite3AuthCheck(pParse, SQLITE_PRAGMA, zLeft, zRight, zDb) ){ goto pragma_out; } /* Send an SQLITE_FCNTL_PRAGMA file-control to the underlying VFS ** connection. If it returns SQLITE_OK, then assume that the VFS ** handled the pragma and generate a no-op prepared statement. |
︙ | ︙ | |||
111832 111833 111834 111835 111836 111837 111838 | case PragTyp_DATABASE_LIST: { static const char *azCol[] = { "seq", "name", "file" }; int i; pParse->nMem = 3; setAllColumnNames(v, 3, azCol); assert( 3==ArraySize(azCol) ); for(i=0; i<db->nDb; i++){ if( db->aDb[i].pBt==0 ) continue; | | | | 112690 112691 112692 112693 112694 112695 112696 112697 112698 112699 112700 112701 112702 112703 112704 112705 112706 112707 | case PragTyp_DATABASE_LIST: { static const char *azCol[] = { "seq", "name", "file" }; int i; pParse->nMem = 3; setAllColumnNames(v, 3, azCol); assert( 3==ArraySize(azCol) ); for(i=0; i<db->nDb; i++){ if( db->aDb[i].pBt==0 ) continue; assert( db->aDb[i].zDbSName!=0 ); sqlite3VdbeMultiLoad(v, 1, "iss", i, db->aDb[i].zDbSName, sqlite3BtreeGetFilename(db->aDb[i].pBt)); sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3); } } break; case PragTyp_COLLATION_LIST: { |
︙ | ︙ | |||
112124 112125 112126 112127 112128 112129 112130 | pParse->nMem = MAX( pParse->nMem, 8+mxIdx ); /* Do the b-tree integrity checks */ sqlite3VdbeAddOp4(v, OP_IntegrityCk, 2, cnt, 1, (char*)aRoot,P4_INTARRAY); sqlite3VdbeChangeP5(v, (u8)i); addr = sqlite3VdbeAddOp1(v, OP_IsNull, 2); VdbeCoverage(v); sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, | | | 112982 112983 112984 112985 112986 112987 112988 112989 112990 112991 112992 112993 112994 112995 112996 | pParse->nMem = MAX( pParse->nMem, 8+mxIdx ); /* Do the b-tree integrity checks */ sqlite3VdbeAddOp4(v, OP_IntegrityCk, 2, cnt, 1, (char*)aRoot,P4_INTARRAY); sqlite3VdbeChangeP5(v, (u8)i); addr = sqlite3VdbeAddOp1(v, OP_IsNull, 2); VdbeCoverage(v); sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, sqlite3MPrintf(db, "*** in database %s ***\n", db->aDb[i].zDbSName), P4_DYNAMIC); sqlite3VdbeAddOp3(v, OP_Move, 2, 4, 1); sqlite3VdbeAddOp3(v, OP_Concat, 4, 3, 2); sqlite3VdbeAddOp2(v, OP_ResultRow, 2, 1); sqlite3VdbeJumpHere(v, addr); /* Make sure all the indices are constructed correctly. |
︙ | ︙ | |||
112563 112564 112565 112566 112567 112568 112569 | int i; setAllColumnNames(v, 2, azCol); assert( 2==ArraySize(azCol) ); pParse->nMem = 2; for(i=0; i<db->nDb; i++){ Btree *pBt; const char *zState = "unknown"; int j; | | | | | 113421 113422 113423 113424 113425 113426 113427 113428 113429 113430 113431 113432 113433 113434 113435 113436 113437 113438 113439 113440 113441 113442 113443 | int i; setAllColumnNames(v, 2, azCol); assert( 2==ArraySize(azCol) ); pParse->nMem = 2; for(i=0; i<db->nDb; i++){ Btree *pBt; const char *zState = "unknown"; int j; if( db->aDb[i].zDbSName==0 ) continue; pBt = db->aDb[i].pBt; if( pBt==0 || sqlite3BtreePager(pBt)==0 ){ zState = "closed"; }else if( sqlite3_file_control(db, i ? db->aDb[i].zDbSName : 0, SQLITE_FCNTL_LOCKSTATE, &j)==SQLITE_OK ){ zState = azLockName[j]; } sqlite3VdbeMultiLoad(v, 1, "ss", db->aDb[i].zDbSName, zState); sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 2); } break; } #endif #ifdef SQLITE_HAS_CODEC |
︙ | ︙ | |||
112707 112708 112709 112710 112711 112712 112713 112714 112715 112716 112717 112718 112719 112720 112721 112722 112723 | }else if( sqlite3_strnicmp(argv[2],"create ",7)==0 ){ /* Call the parser to process a CREATE TABLE, INDEX or VIEW. ** But because db->init.busy is set to 1, no VDBE code is generated ** or executed. All the parser does is build the internal data ** structures that describe the table, index, or view. */ int rc; sqlite3_stmt *pStmt; TESTONLY(int rcp); /* Return code from sqlite3_prepare() */ assert( db->init.busy ); db->init.iDb = iDb; db->init.newTnum = sqlite3Atoi(argv[1]); db->init.orphanTrigger = 0; TESTONLY(rcp = ) sqlite3_prepare(db, argv[2], -1, &pStmt, 0); rc = db->errCode; assert( (rc&0xFF)==(rcp&0xFF) ); | > | > | 113565 113566 113567 113568 113569 113570 113571 113572 113573 113574 113575 113576 113577 113578 113579 113580 113581 113582 113583 113584 113585 113586 113587 113588 113589 113590 113591 | }else if( sqlite3_strnicmp(argv[2],"create ",7)==0 ){ /* Call the parser to process a CREATE TABLE, INDEX or VIEW. ** But because db->init.busy is set to 1, no VDBE code is generated ** or executed. All the parser does is build the internal data ** structures that describe the table, index, or view. */ int rc; u8 saved_iDb = db->init.iDb; sqlite3_stmt *pStmt; TESTONLY(int rcp); /* Return code from sqlite3_prepare() */ assert( db->init.busy ); db->init.iDb = iDb; db->init.newTnum = sqlite3Atoi(argv[1]); db->init.orphanTrigger = 0; TESTONLY(rcp = ) sqlite3_prepare(db, argv[2], -1, &pStmt, 0); rc = db->errCode; assert( (rc&0xFF)==(rcp&0xFF) ); db->init.iDb = saved_iDb; assert( saved_iDb==0 || (db->flags & SQLITE_Vacuum)!=0 ); if( SQLITE_OK!=rc ){ if( db->init.orphanTrigger ){ assert( iDb==1 ); }else{ pData->rc = rc; if( rc==SQLITE_NOMEM ){ sqlite3OomFault(db); |
︙ | ︙ | |||
112741 112742 112743 112744 112745 112746 112747 | /* If the SQL column is blank it means this is an index that ** was created to be the PRIMARY KEY or to fulfill a UNIQUE ** constraint for a CREATE TABLE. The index should have already ** been created when we processed the CREATE TABLE. All we have ** to do here is record the root page number for that index. */ Index *pIndex; | | | 113601 113602 113603 113604 113605 113606 113607 113608 113609 113610 113611 113612 113613 113614 113615 | /* If the SQL column is blank it means this is an index that ** was created to be the PRIMARY KEY or to fulfill a UNIQUE ** constraint for a CREATE TABLE. The index should have already ** been created when we processed the CREATE TABLE. All we have ** to do here is record the root page number for that index. */ Index *pIndex; pIndex = sqlite3FindIndex(db, argv[0], db->aDb[iDb].zDbSName); if( pIndex==0 ){ /* This can occur if there exists an index on a TEMP table which ** has the same name as another index on a permanent index. Since ** the permanent table is hidden by the TEMP table, we can also ** safely ignore the index on the permanent table. */ /* Do Nothing */; |
︙ | ︙ | |||
112920 112921 112922 112923 112924 112925 112926 | /* Read the schema information out of the schema tables */ assert( db->init.busy ); { char *zSql; zSql = sqlite3MPrintf(db, "SELECT name, rootpage, sql FROM \"%w\".%s ORDER BY rowid", | | | 113780 113781 113782 113783 113784 113785 113786 113787 113788 113789 113790 113791 113792 113793 113794 | /* Read the schema information out of the schema tables */ assert( db->init.busy ); { char *zSql; zSql = sqlite3MPrintf(db, "SELECT name, rootpage, sql FROM \"%w\".%s ORDER BY rowid", db->aDb[iDb].zDbSName, zMasterName); #ifndef SQLITE_OMIT_AUTHORIZATION { sqlite3_xauth xAuth; xAuth = db->xAuth; db->xAuth = 0; #endif rc = sqlite3_exec(db, zSql, sqlite3InitCallback, &initData, 0); |
︙ | ︙ | |||
113150 113151 113152 113153 113154 113155 113156 | const char *zSql, /* UTF-8 encoded SQL statement. */ int nBytes, /* Length of zSql in bytes. */ int saveSqlFlag, /* True to copy SQL text into the sqlite3_stmt */ Vdbe *pReprepare, /* VM being reprepared */ sqlite3_stmt **ppStmt, /* OUT: A pointer to the prepared statement */ const char **pzTail /* OUT: End of parsed string */ ){ | < < | < < < < | > > | | 114010 114011 114012 114013 114014 114015 114016 114017 114018 114019 114020 114021 114022 114023 114024 114025 114026 114027 114028 114029 114030 114031 | const char *zSql, /* UTF-8 encoded SQL statement. */ int nBytes, /* Length of zSql in bytes. */ int saveSqlFlag, /* True to copy SQL text into the sqlite3_stmt */ Vdbe *pReprepare, /* VM being reprepared */ sqlite3_stmt **ppStmt, /* OUT: A pointer to the prepared statement */ const char **pzTail /* OUT: End of parsed string */ ){ char *zErrMsg = 0; /* Error message */ int rc = SQLITE_OK; /* Result code */ int i; /* Loop counter */ Parse sParse; /* Parsing context */ memset(&sParse, 0, PARSE_HDR_SZ); memset(PARSE_TAIL(&sParse), 0, PARSE_TAIL_SZ); sParse.pReprepare = pReprepare; assert( ppStmt && *ppStmt==0 ); /* assert( !db->mallocFailed ); // not true with SQLITE_USE_ALLOCA */ assert( sqlite3_mutex_held(db->mutex) ); /* Check to verify that it is possible to get a read lock on all ** database schemas. The inability to get a read lock indicates that ** some other database connection is holding a write-lock, which in |
︙ | ︙ | |||
113195 113196 113197 113198 113199 113200 113201 | */ for(i=0; i<db->nDb; i++) { Btree *pBt = db->aDb[i].pBt; if( pBt ){ assert( sqlite3BtreeHoldsMutex(pBt) ); rc = sqlite3BtreeSchemaLocked(pBt); if( rc ){ | | | < | | | | | | | | | | | | | | | | | | | | | | | | | < | 114051 114052 114053 114054 114055 114056 114057 114058 114059 114060 114061 114062 114063 114064 114065 114066 114067 114068 114069 114070 114071 114072 114073 114074 114075 114076 114077 114078 114079 114080 114081 114082 114083 114084 114085 114086 114087 114088 114089 114090 114091 114092 114093 114094 114095 114096 114097 114098 114099 114100 114101 114102 114103 114104 114105 114106 114107 114108 114109 114110 114111 114112 114113 114114 114115 114116 114117 114118 114119 114120 114121 114122 114123 114124 114125 114126 114127 114128 114129 114130 114131 114132 114133 114134 114135 114136 114137 114138 114139 114140 114141 114142 114143 114144 114145 114146 114147 114148 114149 114150 114151 114152 114153 114154 114155 114156 114157 114158 114159 114160 114161 | */ for(i=0; i<db->nDb; i++) { Btree *pBt = db->aDb[i].pBt; if( pBt ){ assert( sqlite3BtreeHoldsMutex(pBt) ); rc = sqlite3BtreeSchemaLocked(pBt); if( rc ){ const char *zDb = db->aDb[i].zDbSName; sqlite3ErrorWithMsg(db, rc, "database schema is locked: %s", zDb); testcase( db->flags & SQLITE_ReadUncommitted ); goto end_prepare; } } } sqlite3VtabUnlockList(db); sParse.db = db; if( nBytes>=0 && (nBytes==0 || zSql[nBytes-1]!=0) ){ char *zSqlCopy; int mxLen = db->aLimit[SQLITE_LIMIT_SQL_LENGTH]; testcase( nBytes==mxLen ); testcase( nBytes==mxLen+1 ); if( nBytes>mxLen ){ sqlite3ErrorWithMsg(db, SQLITE_TOOBIG, "statement too long"); rc = sqlite3ApiExit(db, SQLITE_TOOBIG); goto end_prepare; } zSqlCopy = sqlite3DbStrNDup(db, zSql, nBytes); if( zSqlCopy ){ sqlite3RunParser(&sParse, zSqlCopy, &zErrMsg); sParse.zTail = &zSql[sParse.zTail-zSqlCopy]; sqlite3DbFree(db, zSqlCopy); }else{ sParse.zTail = &zSql[nBytes]; } }else{ sqlite3RunParser(&sParse, zSql, &zErrMsg); } assert( 0==sParse.nQueryLoop ); if( sParse.rc==SQLITE_DONE ) sParse.rc = SQLITE_OK; if( sParse.checkSchema ){ schemaIsValid(&sParse); } if( db->mallocFailed ){ sParse.rc = SQLITE_NOMEM_BKPT; } if( pzTail ){ *pzTail = sParse.zTail; } rc = sParse.rc; #ifndef SQLITE_OMIT_EXPLAIN if( rc==SQLITE_OK && sParse.pVdbe && sParse.explain ){ static const char * const azColName[] = { "addr", "opcode", "p1", "p2", "p3", "p4", "p5", "comment", "selectid", "order", "from", "detail" }; int iFirst, mx; if( sParse.explain==2 ){ sqlite3VdbeSetNumCols(sParse.pVdbe, 4); iFirst = 8; mx = 12; }else{ sqlite3VdbeSetNumCols(sParse.pVdbe, 8); iFirst = 0; mx = 8; } for(i=iFirst; i<mx; i++){ sqlite3VdbeSetColName(sParse.pVdbe, i-iFirst, COLNAME_NAME, azColName[i], SQLITE_STATIC); } } #endif if( db->init.busy==0 ){ Vdbe *pVdbe = sParse.pVdbe; sqlite3VdbeSetSql(pVdbe, zSql, (int)(sParse.zTail-zSql), saveSqlFlag); } if( sParse.pVdbe && (rc!=SQLITE_OK || db->mallocFailed) ){ sqlite3VdbeFinalize(sParse.pVdbe); assert(!(*ppStmt)); }else{ *ppStmt = (sqlite3_stmt*)sParse.pVdbe; } if( zErrMsg ){ sqlite3ErrorWithMsg(db, rc, "%s", zErrMsg); sqlite3DbFree(db, zErrMsg); }else{ sqlite3Error(db, rc); } /* Delete any TriggerPrg structures allocated while parsing this statement. */ while( sParse.pTriggerPrg ){ TriggerPrg *pT = sParse.pTriggerPrg; sParse.pTriggerPrg = pT->pNext; sqlite3DbFree(db, pT); } end_prepare: sqlite3ParserReset(&sParse); rc = sqlite3ApiExit(db, rc); assert( (rc&db->errMask)==rc ); return rc; } static int sqlite3LockAndPrepare( sqlite3 *db, /* Database handle. */ const char *zSql, /* UTF-8 encoded SQL statement. */ |
︙ | ︙ | |||
113581 113582 113583 113584 113585 113586 113587 | /* ** Initialize a SelectDest structure. */ SQLITE_PRIVATE void sqlite3SelectDestInit(SelectDest *pDest, int eDest, int iParm){ pDest->eDest = (u8)eDest; pDest->iSDParm = iParm; | | | 114435 114436 114437 114438 114439 114440 114441 114442 114443 114444 114445 114446 114447 114448 114449 | /* ** Initialize a SelectDest structure. */ SQLITE_PRIVATE void sqlite3SelectDestInit(SelectDest *pDest, int eDest, int iParm){ pDest->eDest = (u8)eDest; pDest->iSDParm = iParm; pDest->zAffSdst = 0; pDest->iSdst = 0; pDest->nSdst = 0; } /* ** Allocate a new Select structure and return a pointer to that |
︙ | ︙ | |||
114152 114153 114154 114155 114156 114157 114158 | r1 = sqlite3GetTempReg(pParse); sqlite3VdbeAddOp4Int(v, OP_Found, iTab, addrRepeat, iMem, N); VdbeCoverage(v); sqlite3VdbeAddOp3(v, OP_MakeRecord, iMem, N, r1); sqlite3VdbeAddOp2(v, OP_IdxInsert, iTab, r1); sqlite3ReleaseTempReg(pParse, r1); } | < < < < < < < < < < < < < < < < < < < < < < < < | 115006 115007 115008 115009 115010 115011 115012 115013 115014 115015 115016 115017 115018 115019 | r1 = sqlite3GetTempReg(pParse); sqlite3VdbeAddOp4Int(v, OP_Found, iTab, addrRepeat, iMem, N); VdbeCoverage(v); sqlite3VdbeAddOp3(v, OP_MakeRecord, iMem, N, r1); sqlite3VdbeAddOp2(v, OP_IdxInsert, iTab, r1); sqlite3ReleaseTempReg(pParse, r1); } /* ** This routine generates the code for the inside of the inner loop ** of a SELECT. ** ** If srcTab is negative, then the pEList expressions ** are evaluated in order to get the data for this row. If srcTab is ** zero or more, then data is pulled from srcTab and pEList is used only |
︙ | ︙ | |||
114385 114386 114387 114388 114389 114390 114391 | #ifndef SQLITE_OMIT_SUBQUERY /* If we are creating a set for an "expr IN (SELECT ...)" construct, ** then there should be a single item on the stack. Write this ** item into the set table with bogus data. */ case SRT_Set: { | < < < > | > | > | | | | > | | 115215 115216 115217 115218 115219 115220 115221 115222 115223 115224 115225 115226 115227 115228 115229 115230 115231 115232 115233 115234 115235 115236 115237 115238 115239 115240 115241 115242 115243 115244 115245 115246 115247 115248 115249 115250 115251 115252 115253 115254 115255 115256 115257 115258 115259 115260 115261 115262 115263 115264 | #ifndef SQLITE_OMIT_SUBQUERY /* If we are creating a set for an "expr IN (SELECT ...)" construct, ** then there should be a single item on the stack. Write this ** item into the set table with bogus data. */ case SRT_Set: { if( pSort ){ /* At first glance you would think we could optimize out the ** ORDER BY in this case since the order of entries in the set ** does not matter. But there might be a LIMIT clause, in which ** case the order does matter */ pushOntoSorter( pParse, pSort, p, regResult, regResult, nResultCol, nPrefixReg); }else{ int r1 = sqlite3GetTempReg(pParse); assert( sqlite3Strlen30(pDest->zAffSdst)==nResultCol ); sqlite3VdbeAddOp4(v, OP_MakeRecord, regResult, nResultCol, r1, pDest->zAffSdst, nResultCol); sqlite3ExprCacheAffinityChange(pParse, regResult, nResultCol); sqlite3VdbeAddOp2(v, OP_IdxInsert, iParm, r1); sqlite3ReleaseTempReg(pParse, r1); } break; } /* If any row exist in the result set, record that fact and abort. */ case SRT_Exists: { sqlite3VdbeAddOp2(v, OP_Integer, 1, iParm); /* The LIMIT clause will terminate the loop for us */ break; } /* If this is a scalar select that is part of an expression, then ** store the results in the appropriate memory cell or array of ** memory cells and break out of the scan loop. */ case SRT_Mem: { assert( nResultCol==pDest->nSdst ); if( pSort ){ pushOntoSorter( pParse, pSort, p, regResult, regResult, nResultCol, nPrefixReg); }else{ assert( regResult==iParm ); /* The LIMIT clause will jump out of the loop for us */ } break; } #endif /* #ifndef SQLITE_OMIT_SUBQUERY */ |
︙ | ︙ | |||
114521 114522 114523 114524 114525 114526 114527 | /* ** Allocate a KeyInfo object sufficient for an index of N key columns and ** X extra columns. */ SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoAlloc(sqlite3 *db, int N, int X){ int nExtra = (N+X)*(sizeof(CollSeq*)+1); | | | 115352 115353 115354 115355 115356 115357 115358 115359 115360 115361 115362 115363 115364 115365 115366 | /* ** Allocate a KeyInfo object sufficient for an index of N key columns and ** X extra columns. */ SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoAlloc(sqlite3 *db, int N, int X){ int nExtra = (N+X)*(sizeof(CollSeq*)+1); KeyInfo *p = sqlite3DbMallocRawNN(db, sizeof(KeyInfo) + nExtra); if( p ){ p->aSortOrder = (u8*)&p->aColl[N+X]; p->nField = (u16)N; p->nXField = (u16)X; p->enc = ENC(db); p->db = db; p->nRef = 1; |
︙ | ︙ | |||
114734 114735 114736 114737 114738 114739 114740 | assert( addrBreak<0 ); if( pSort->labelBkOut ){ sqlite3VdbeAddOp2(v, OP_Gosub, pSort->regReturn, pSort->labelBkOut); sqlite3VdbeGoto(v, addrBreak); sqlite3VdbeResolveLabel(v, pSort->labelBkOut); } iTab = pSort->iECursor; | | | | | | 115565 115566 115567 115568 115569 115570 115571 115572 115573 115574 115575 115576 115577 115578 115579 115580 115581 115582 115583 115584 115585 115586 115587 115588 115589 115590 115591 115592 115593 | assert( addrBreak<0 ); if( pSort->labelBkOut ){ sqlite3VdbeAddOp2(v, OP_Gosub, pSort->regReturn, pSort->labelBkOut); sqlite3VdbeGoto(v, addrBreak); sqlite3VdbeResolveLabel(v, pSort->labelBkOut); } iTab = pSort->iECursor; if( eDest==SRT_Output || eDest==SRT_Coroutine || eDest==SRT_Mem ){ regRowid = 0; regRow = pDest->iSdst; nSortData = nColumn; }else{ regRowid = sqlite3GetTempReg(pParse); regRow = sqlite3GetTempRange(pParse, nColumn); nSortData = nColumn; } nKey = pOrderBy->nExpr - pSort->nOBSat; if( pSort->sortFlags & SORTFLAG_UseSorter ){ int regSortOut = ++pParse->nMem; iSortTab = pParse->nTab++; if( pSort->labelBkOut ){ addrOnce = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v); } sqlite3VdbeAddOp3(v, OP_OpenPseudo, iSortTab, regSortOut, nKey+1+nSortData); if( addrOnce ) sqlite3VdbeJumpHere(v, addrOnce); addr = 1 + sqlite3VdbeAddOp2(v, OP_SorterSort, iTab, addrBreak); VdbeCoverage(v); codeOffset(v, p->iOffset, addrContinue); sqlite3VdbeAddOp3(v, OP_SorterData, iTab, regSortOut, iSortTab); |
︙ | ︙ | |||
114776 114777 114778 114779 114780 114781 114782 | sqlite3VdbeAddOp2(v, OP_NewRowid, iParm, regRowid); sqlite3VdbeAddOp3(v, OP_Insert, iParm, regRow, regRowid); sqlite3VdbeChangeP5(v, OPFLAG_APPEND); break; } #ifndef SQLITE_OMIT_SUBQUERY case SRT_Set: { | | | | | < < > > > | > | 115607 115608 115609 115610 115611 115612 115613 115614 115615 115616 115617 115618 115619 115620 115621 115622 115623 115624 115625 115626 115627 115628 115629 115630 115631 115632 115633 115634 115635 115636 115637 115638 115639 115640 115641 115642 115643 115644 115645 115646 115647 115648 115649 115650 115651 | sqlite3VdbeAddOp2(v, OP_NewRowid, iParm, regRowid); sqlite3VdbeAddOp3(v, OP_Insert, iParm, regRow, regRowid); sqlite3VdbeChangeP5(v, OPFLAG_APPEND); break; } #ifndef SQLITE_OMIT_SUBQUERY case SRT_Set: { assert( nColumn==sqlite3Strlen30(pDest->zAffSdst) ); sqlite3VdbeAddOp4(v, OP_MakeRecord, regRow, nColumn, regRowid, pDest->zAffSdst, nColumn); sqlite3ExprCacheAffinityChange(pParse, regRow, nColumn); sqlite3VdbeAddOp2(v, OP_IdxInsert, iParm, regRowid); break; } case SRT_Mem: { /* The LIMIT clause will terminate the loop for us */ break; } #endif default: { assert( eDest==SRT_Output || eDest==SRT_Coroutine ); testcase( eDest==SRT_Output ); testcase( eDest==SRT_Coroutine ); if( eDest==SRT_Output ){ sqlite3VdbeAddOp2(v, OP_ResultRow, pDest->iSdst, nColumn); sqlite3ExprCacheAffinityChange(pParse, pDest->iSdst, nColumn); }else{ sqlite3VdbeAddOp1(v, OP_Yield, pDest->iSDParm); } break; } } if( regRowid ){ if( eDest==SRT_Set ){ sqlite3ReleaseTempRange(pParse, regRow, nColumn); }else{ sqlite3ReleaseTempReg(pParse, regRow); } sqlite3ReleaseTempReg(pParse, regRowid); } /* The bottom of the loop */ sqlite3VdbeResolveLabel(v, addrContinue); if( pSort->sortFlags & SORTFLAG_UseSorter ){ sqlite3VdbeAddOp2(v, OP_SorterNext, iTab, addr); VdbeCoverage(v); |
︙ | ︙ | |||
114951 114952 114953 114954 114955 114956 114957 | zOrigCol = pTab->aCol[iCol].zName; zType = sqlite3ColumnType(&pTab->aCol[iCol],0); estWidth = pTab->aCol[iCol].szEst; } zOrigTab = pTab->zName; if( pNC->pParse ){ int iDb = sqlite3SchemaToIndex(pNC->pParse->db, pTab->pSchema); | | | 115784 115785 115786 115787 115788 115789 115790 115791 115792 115793 115794 115795 115796 115797 115798 | zOrigCol = pTab->aCol[iCol].zName; zType = sqlite3ColumnType(&pTab->aCol[iCol],0); estWidth = pTab->aCol[iCol].szEst; } zOrigTab = pTab->zName; if( pNC->pParse ){ int iDb = sqlite3SchemaToIndex(pNC->pParse->db, pTab->pSchema); zOrigDb = pNC->pParse->db->aDb[iDb].zDbSName; } #else if( iCol<0 ){ zType = "INTEGER"; }else{ zType = sqlite3ColumnType(&pTab->aCol[iCol],0); estWidth = pTab->aCol[iCol].szEst; |
︙ | ︙ | |||
115306 115307 115308 115309 115310 115311 115312 | /* ** Get a VDBE for the given parser context. Create a new one if necessary. ** If an error occurs, return NULL and leave a message in pParse. */ static SQLITE_NOINLINE Vdbe *allocVdbe(Parse *pParse){ Vdbe *v = pParse->pVdbe = sqlite3VdbeCreate(pParse); | | | 116139 116140 116141 116142 116143 116144 116145 116146 116147 116148 116149 116150 116151 116152 116153 | /* ** Get a VDBE for the given parser context. Create a new one if necessary. ** If an error occurs, return NULL and leave a message in pParse. */ static SQLITE_NOINLINE Vdbe *allocVdbe(Parse *pParse){ Vdbe *v = pParse->pVdbe = sqlite3VdbeCreate(pParse); if( v ) sqlite3VdbeAddOp2(v, OP_Init, 0, 1); if( pParse->pToplevel==0 && OptimizationEnabled(pParse->db,SQLITE_FactorOutConst) ){ pParse->okConstFactor = 1; } return v; } |
︙ | ︙ | |||
116145 116146 116147 116148 116149 116150 116151 | sqlite3VdbeChangeP5(v, OPFLAG_APPEND); sqlite3ReleaseTempReg(pParse, r2); sqlite3ReleaseTempReg(pParse, r1); break; } #ifndef SQLITE_OMIT_SUBQUERY | | < < | < < | > | | 116978 116979 116980 116981 116982 116983 116984 116985 116986 116987 116988 116989 116990 116991 116992 116993 116994 116995 116996 116997 116998 116999 117000 | sqlite3VdbeChangeP5(v, OPFLAG_APPEND); sqlite3ReleaseTempReg(pParse, r2); sqlite3ReleaseTempReg(pParse, r1); break; } #ifndef SQLITE_OMIT_SUBQUERY /* If we are creating a set for an "expr IN (SELECT ...)". */ case SRT_Set: { int r1; testcase( pIn->nSdst>1 ); r1 = sqlite3GetTempReg(pParse); sqlite3VdbeAddOp4(v, OP_MakeRecord, pIn->iSdst, pIn->nSdst, r1, pDest->zAffSdst, pIn->nSdst); sqlite3ExprCacheAffinityChange(pParse, pIn->iSdst, pIn->nSdst); sqlite3VdbeAddOp2(v, OP_IdxInsert, pDest->iSDParm, r1); sqlite3ReleaseTempReg(pParse, r1); break; } /* If this is a scalar select that is part of an expression, then ** store the results in the appropriate memory cell and break out |
︙ | ︙ | |||
117212 117213 117214 117215 117216 117217 117218 | pSub->pOrderBy = 0; } pWhere = sqlite3ExprDup(db, pSub->pWhere, 0); if( subqueryIsAgg ){ assert( pParent->pHaving==0 ); pParent->pHaving = pParent->pWhere; pParent->pWhere = pWhere; | | | > | | 118042 118043 118044 118045 118046 118047 118048 118049 118050 118051 118052 118053 118054 118055 118056 118057 118058 118059 118060 118061 118062 | pSub->pOrderBy = 0; } pWhere = sqlite3ExprDup(db, pSub->pWhere, 0); if( subqueryIsAgg ){ assert( pParent->pHaving==0 ); pParent->pHaving = pParent->pWhere; pParent->pWhere = pWhere; pParent->pHaving = sqlite3ExprAnd(db, sqlite3ExprDup(db, pSub->pHaving, 0), pParent->pHaving ); assert( pParent->pGroupBy==0 ); pParent->pGroupBy = sqlite3ExprListDup(db, pSub->pGroupBy, 0); }else{ pParent->pWhere = sqlite3ExprAnd(db, pWhere, pParent->pWhere); } substSelect(db, pParent, iParent, pSub->pEList, 0); /* The flattened query is distinct if either the inner or the ** outer query is distinct. */ pParent->selFlags |= pSub->selFlags & SF_Distinct; |
︙ | ︙ | |||
117907 117908 117909 117910 117911 117912 117913 | if( db->mallocFailed ) break; if( pSub==0 || (pSub->selFlags & SF_NestedFrom)==0 ){ pSub = 0; if( zTName && sqlite3StrICmp(zTName, zTabName)!=0 ){ continue; } iDb = sqlite3SchemaToIndex(db, pTab->pSchema); | | | 118738 118739 118740 118741 118742 118743 118744 118745 118746 118747 118748 118749 118750 118751 118752 | if( db->mallocFailed ) break; if( pSub==0 || (pSub->selFlags & SF_NestedFrom)==0 ){ pSub = 0; if( zTName && sqlite3StrICmp(zTName, zTabName)!=0 ){ continue; } iDb = sqlite3SchemaToIndex(db, pTab->pSchema); zSchemaName = iDb>=0 ? db->aDb[iDb].zDbSName : "*"; } for(j=0; j<pTab->nCol; j++){ char *zName = pTab->aCol[j].zName; char *zColname; /* The computed column name */ char *zToFree; /* Malloced string that needs to be freed */ Token sColname; /* Computed column name as a token */ |
︙ | ︙ | |||
118390 118391 118392 118393 118394 118395 118396 | #if SELECTTRACE_ENABLED if( sqlite3SelectTrace & 0x100 ){ SELECTTRACE(0x100,pParse,p, ("after name resolution:\n")); sqlite3TreeViewSelect(0, p, 0); } #endif | < < < < < < < < < < | 119221 119222 119223 119224 119225 119226 119227 119228 119229 119230 119231 119232 119233 119234 | #if SELECTTRACE_ENABLED if( sqlite3SelectTrace & 0x100 ){ SELECTTRACE(0x100,pParse,p, ("after name resolution:\n")); sqlite3TreeViewSelect(0, p, 0); } #endif /* Try to flatten subqueries in the FROM clause up into the main query */ #if !defined(SQLITE_OMIT_SUBQUERY) || !defined(SQLITE_OMIT_VIEW) for(i=0; !p->pPrior && i<pTabList->nSrc; i++){ struct SrcList_item *pItem = &pTabList->a[i]; Select *pSub = pItem->pSelect; int isAggSub; |
︙ | ︙ | |||
118554 118555 118556 118557 118558 118559 118560 | pItem->regReturn = ++pParse->nMem; topAddr = sqlite3VdbeAddOp2(v, OP_Integer, 0, pItem->regReturn); pItem->addrFillSub = topAddr+1; if( pItem->fg.isCorrelated==0 ){ /* If the subquery is not correlated and if we are not inside of ** a trigger, then we only need to compute the value of the subquery ** once. */ | | | 119375 119376 119377 119378 119379 119380 119381 119382 119383 119384 119385 119386 119387 119388 119389 | pItem->regReturn = ++pParse->nMem; topAddr = sqlite3VdbeAddOp2(v, OP_Integer, 0, pItem->regReturn); pItem->addrFillSub = topAddr+1; if( pItem->fg.isCorrelated==0 ){ /* If the subquery is not correlated and if we are not inside of ** a trigger, then we only need to compute the value of the subquery ** once. */ onceAddr = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v); VdbeComment((v, "materialize \"%s\"", pItem->pTab->zName)); }else{ VdbeNoopComment((v, "materialize \"%s\"", pItem->pTab->zName)); } sqlite3SelectDestInit(&dest, SRT_EphemTab, pItem->iCursor); explainSetInteger(pItem->iSelectId, (u8)pParse->iNextSelectId); sqlite3Select(pParse, pSub, &dest); |
︙ | ︙ | |||
119501 119502 119503 119504 119505 119506 119507 | Trigger *pTrigger = 0; /* The new trigger */ Table *pTab; /* Table that the trigger fires off of */ char *zName = 0; /* Name of the trigger */ sqlite3 *db = pParse->db; /* The database connection */ int iDb; /* The database to store the trigger in */ Token *pName; /* The unqualified db name */ DbFixer sFix; /* State vector for the DB fixer */ | < | 120322 120323 120324 120325 120326 120327 120328 120329 120330 120331 120332 120333 120334 120335 | Trigger *pTrigger = 0; /* The new trigger */ Table *pTab; /* Table that the trigger fires off of */ char *zName = 0; /* Name of the trigger */ sqlite3 *db = pParse->db; /* The database connection */ int iDb; /* The database to store the trigger in */ Token *pName; /* The unqualified db name */ DbFixer sFix; /* State vector for the DB fixer */ assert( pName1!=0 ); /* pName1->z might be NULL, but not pName1 itself */ assert( pName2!=0 ); assert( op==TK_INSERT || op==TK_UPDATE || op==TK_DELETE ); assert( op>0 && op<0xff ); if( isTemp ){ /* If TEMP was specified, then the trigger name may not be qualified. */ |
︙ | ︙ | |||
119614 119615 119616 119617 119618 119619 119620 | goto trigger_cleanup; } if( !pTab->pSelect && tr_tm==TK_INSTEAD ){ sqlite3ErrorMsg(pParse, "cannot create INSTEAD OF" " trigger on table: %S", pTableName, 0); goto trigger_cleanup; } | < > | | | 120434 120435 120436 120437 120438 120439 120440 120441 120442 120443 120444 120445 120446 120447 120448 120449 120450 120451 120452 120453 120454 | goto trigger_cleanup; } if( !pTab->pSelect && tr_tm==TK_INSTEAD ){ sqlite3ErrorMsg(pParse, "cannot create INSTEAD OF" " trigger on table: %S", pTableName, 0); goto trigger_cleanup; } #ifndef SQLITE_OMIT_AUTHORIZATION { int iTabDb = sqlite3SchemaToIndex(db, pTab->pSchema); int code = SQLITE_CREATE_TRIGGER; const char *zDb = db->aDb[iTabDb].zDbSName; const char *zDbTrig = isTemp ? db->aDb[1].zDbSName : zDb; if( iTabDb==1 || isTemp ) code = SQLITE_CREATE_TEMP_TRIGGER; if( sqlite3AuthCheck(pParse, code, zName, pTab->zName, zDbTrig) ){ goto trigger_cleanup; } if( sqlite3AuthCheck(pParse, SQLITE_INSERT, SCHEMA_TABLE(iTabDb),0,zDb)){ goto trigger_cleanup; } |
︙ | ︙ | |||
119714 119715 119716 119717 119718 119719 119720 | /* Make an entry in the sqlite_master table */ v = sqlite3GetVdbe(pParse); if( v==0 ) goto triggerfinish_cleanup; sqlite3BeginWriteOperation(pParse, 0, iDb); z = sqlite3DbStrNDup(db, (char*)pAll->z, pAll->n); sqlite3NestedParse(pParse, "INSERT INTO %Q.%s VALUES('trigger',%Q,%Q,0,'CREATE TRIGGER %q')", | | | 120534 120535 120536 120537 120538 120539 120540 120541 120542 120543 120544 120545 120546 120547 120548 | /* Make an entry in the sqlite_master table */ v = sqlite3GetVdbe(pParse); if( v==0 ) goto triggerfinish_cleanup; sqlite3BeginWriteOperation(pParse, 0, iDb); z = sqlite3DbStrNDup(db, (char*)pAll->z, pAll->n); sqlite3NestedParse(pParse, "INSERT INTO %Q.%s VALUES('trigger',%Q,%Q,0,'CREATE TRIGGER %q')", db->aDb[iDb].zDbSName, SCHEMA_TABLE(iDb), zName, pTrig->table, z); sqlite3DbFree(db, z); sqlite3ChangeCookie(pParse, iDb); sqlite3VdbeAddParseSchemaOp(v, iDb, sqlite3MPrintf(db, "type='trigger' AND name='%q'", zName)); } |
︙ | ︙ | |||
119903 119904 119905 119906 119907 119908 119909 | assert( pName->nSrc==1 ); zDb = pName->a[0].zDatabase; zName = pName->a[0].zName; assert( zDb!=0 || sqlite3BtreeHoldsAllMutexes(db) ); for(i=OMIT_TEMPDB; i<db->nDb; i++){ int j = (i<2) ? i^1 : i; /* Search TEMP before MAIN */ | | | 120723 120724 120725 120726 120727 120728 120729 120730 120731 120732 120733 120734 120735 120736 120737 | assert( pName->nSrc==1 ); zDb = pName->a[0].zDatabase; zName = pName->a[0].zName; assert( zDb!=0 || sqlite3BtreeHoldsAllMutexes(db) ); for(i=OMIT_TEMPDB; i<db->nDb; i++){ int j = (i<2) ? i^1 : i; /* Search TEMP before MAIN */ if( zDb && sqlite3StrICmp(db->aDb[j].zDbSName, zDb) ) continue; assert( sqlite3SchemaMutexHeld(db, j, 0) ); pTrigger = sqlite3HashFind(&(db->aDb[j].pSchema->trigHash), zName); if( pTrigger ) break; } if( !pTrigger ){ if( !noErr ){ sqlite3ErrorMsg(pParse, "no such trigger: %S", pName, 0); |
︙ | ︙ | |||
119949 119950 119951 119952 119953 119954 119955 | assert( iDb>=0 && iDb<db->nDb ); pTable = tableOfTrigger(pTrigger); assert( pTable ); assert( pTable->pSchema==pTrigger->pSchema || iDb==1 ); #ifndef SQLITE_OMIT_AUTHORIZATION { int code = SQLITE_DROP_TRIGGER; | | | | 120769 120770 120771 120772 120773 120774 120775 120776 120777 120778 120779 120780 120781 120782 120783 120784 120785 120786 120787 120788 120789 120790 120791 120792 120793 120794 120795 120796 120797 120798 120799 | assert( iDb>=0 && iDb<db->nDb ); pTable = tableOfTrigger(pTrigger); assert( pTable ); assert( pTable->pSchema==pTrigger->pSchema || iDb==1 ); #ifndef SQLITE_OMIT_AUTHORIZATION { int code = SQLITE_DROP_TRIGGER; const char *zDb = db->aDb[iDb].zDbSName; const char *zTab = SCHEMA_TABLE(iDb); if( iDb==1 ) code = SQLITE_DROP_TEMP_TRIGGER; if( sqlite3AuthCheck(pParse, code, pTrigger->zName, pTable->zName, zDb) || sqlite3AuthCheck(pParse, SQLITE_DELETE, zTab, 0, zDb) ){ return; } } #endif /* Generate code to destroy the database record of the trigger. */ assert( pTable!=0 ); if( (v = sqlite3GetVdbe(pParse))!=0 ){ sqlite3NestedParse(pParse, "DELETE FROM %Q.%s WHERE name=%Q AND type='trigger'", db->aDb[iDb].zDbSName, SCHEMA_TABLE(iDb), pTrigger->zName ); sqlite3ChangeCookie(pParse, iDb); sqlite3VdbeAddOp4(v, OP_DropTrigger, iDb, 0, 0, pTrigger->zName, 0); } } /* |
︙ | ︙ | |||
120068 120069 120070 120071 120072 120073 120074 120075 | pSrc = sqlite3SrcListAppend(db, 0, 0, 0); if( pSrc ){ assert( pSrc->nSrc>0 ); pSrc->a[pSrc->nSrc-1].zName = sqlite3DbStrDup(db, pStep->zTarget); iDb = sqlite3SchemaToIndex(db, pStep->pTrig->pSchema); if( iDb==0 || iDb>=2 ){ assert( iDb<db->nDb ); | > > | | 120888 120889 120890 120891 120892 120893 120894 120895 120896 120897 120898 120899 120900 120901 120902 120903 120904 120905 | pSrc = sqlite3SrcListAppend(db, 0, 0, 0); if( pSrc ){ assert( pSrc->nSrc>0 ); pSrc->a[pSrc->nSrc-1].zName = sqlite3DbStrDup(db, pStep->zTarget); iDb = sqlite3SchemaToIndex(db, pStep->pTrig->pSchema); if( iDb==0 || iDb>=2 ){ const char *zDb; assert( iDb<db->nDb ); zDb = db->aDb[iDb].zDbSName; pSrc->a[pSrc->nSrc-1].zDatabase = sqlite3DbStrDup(db, zDb); } } return pSrc; } /* ** Generate VDBE code for the statements inside the body of a single |
︙ | ︙ | |||
120283 120284 120285 120286 120287 120288 120289 | transferParseError(pParse, pSubParse); if( db->mallocFailed==0 ){ pProgram->aOp = sqlite3VdbeTakeOpArray(v, &pProgram->nOp, &pTop->nMaxArg); } pProgram->nMem = pSubParse->nMem; pProgram->nCsr = pSubParse->nTab; | < | 121105 121106 121107 121108 121109 121110 121111 121112 121113 121114 121115 121116 121117 121118 | transferParseError(pParse, pSubParse); if( db->mallocFailed==0 ){ pProgram->aOp = sqlite3VdbeTakeOpArray(v, &pProgram->nOp, &pTop->nMaxArg); } pProgram->nMem = pSubParse->nMem; pProgram->nCsr = pSubParse->nTab; pProgram->token = (void *)pTrigger; pPrg->aColmask[0] = pSubParse->oldmask; pPrg->aColmask[1] = pSubParse->newmask; sqlite3VdbeDelete(v); } assert( !pSubParse->pAinc && !pSubParse->pZombieTab ); |
︙ | ︙ | |||
120756 120757 120758 120759 120760 120761 120762 | } } #ifndef SQLITE_OMIT_AUTHORIZATION { int rc; rc = sqlite3AuthCheck(pParse, SQLITE_UPDATE, pTab->zName, j<0 ? "ROWID" : pTab->aCol[j].zName, | | | 121577 121578 121579 121580 121581 121582 121583 121584 121585 121586 121587 121588 121589 121590 121591 | } } #ifndef SQLITE_OMIT_AUTHORIZATION { int rc; rc = sqlite3AuthCheck(pParse, SQLITE_UPDATE, pTab->zName, j<0 ? "ROWID" : pTab->aCol[j].zName, db->aDb[iDb].zDbSName); if( rc==SQLITE_DENY ){ goto update_cleanup; }else if( rc==SQLITE_IGNORE ){ aXRef[j] = -1; } } #endif |
︙ | ︙ | |||
121358 121359 121360 121361 121362 121363 121364 | ** Most of the code in this file may be omitted by defining the ** SQLITE_OMIT_VACUUM macro. */ /* #include "sqliteInt.h" */ /* #include "vdbeInt.h" */ #if !defined(SQLITE_OMIT_VACUUM) && !defined(SQLITE_OMIT_ATTACH) | < < < < < < < < < | < < < | > > > > > > > | | > > > > > > > > > | | > > | > < | < | < < < < < | | > | | < | | | < | | < < < < | 122179 122180 122181 122182 122183 122184 122185 122186 122187 122188 122189 122190 122191 122192 122193 122194 122195 122196 122197 122198 122199 122200 122201 122202 122203 122204 122205 122206 122207 122208 122209 122210 122211 122212 122213 122214 122215 122216 122217 122218 122219 122220 122221 122222 122223 122224 122225 122226 122227 122228 122229 122230 122231 122232 122233 122234 122235 122236 122237 122238 | ** Most of the code in this file may be omitted by defining the ** SQLITE_OMIT_VACUUM macro. */ /* #include "sqliteInt.h" */ /* #include "vdbeInt.h" */ #if !defined(SQLITE_OMIT_VACUUM) && !defined(SQLITE_OMIT_ATTACH) /* ** Execute zSql on database db. ** ** If zSql returns rows, then each row will have exactly one ** column. (This will only happen if zSql begins with "SELECT".) ** Take each row of result and call execSql() again recursively. ** ** The execSqlF() routine does the same thing, except it accepts ** a format string as its third argument */ static int execSql(sqlite3 *db, char **pzErrMsg, const char *zSql){ sqlite3_stmt *pStmt; int rc; /* printf("SQL: [%s]\n", zSql); fflush(stdout); */ rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, 0); if( rc!=SQLITE_OK ) return rc; while( SQLITE_ROW==(rc = sqlite3_step(pStmt)) ){ const char *zSubSql = (const char*)sqlite3_column_text(pStmt,0); assert( sqlite3_strnicmp(zSql,"SELECT",6)==0 ); if( zSubSql ){ assert( zSubSql[0]!='S' ); rc = execSql(db, pzErrMsg, zSubSql); if( rc!=SQLITE_OK ) break; } } assert( rc!=SQLITE_ROW ); if( rc==SQLITE_DONE ) rc = SQLITE_OK; if( rc ){ sqlite3SetString(pzErrMsg, db, sqlite3_errmsg(db)); } (void)sqlite3_finalize(pStmt); return rc; } static int execSqlF(sqlite3 *db, char **pzErrMsg, const char *zSql, ...){ char *z; va_list ap; int rc; va_start(ap, zSql); z = sqlite3VMPrintf(db, zSql, ap); va_end(ap); if( z==0 ) return SQLITE_NOMEM; rc = execSql(db, pzErrMsg, z); sqlite3DbFree(db, z); return rc; } /* ** The VACUUM command is used to clean up the database, ** collapse free space, etc. It is modelled after the VACUUM command ** in PostgreSQL. The VACUUM command works as follows: ** |
︙ | ︙ | |||
121441 121442 121443 121444 121445 121446 121447 | ** the copy of step (3) were replaced by deleting the original database ** and renaming the transient database as the original. But that will ** not work if other processes are attached to the original database. ** And a power loss in between deleting the original and renaming the ** transient would cause the database file to appear to be deleted ** following reboot. */ | | > | | | | < > | > | > | < < < < < | > | | | < < | | | < | | 122257 122258 122259 122260 122261 122262 122263 122264 122265 122266 122267 122268 122269 122270 122271 122272 122273 122274 122275 122276 122277 122278 122279 122280 122281 122282 122283 122284 122285 122286 122287 122288 122289 122290 122291 122292 122293 122294 122295 122296 122297 122298 122299 122300 122301 122302 122303 122304 122305 122306 122307 122308 122309 122310 122311 122312 122313 122314 122315 122316 122317 122318 122319 122320 122321 122322 122323 122324 122325 122326 122327 122328 122329 122330 122331 122332 122333 122334 122335 122336 122337 122338 122339 122340 122341 122342 122343 122344 122345 122346 122347 122348 122349 122350 122351 122352 122353 122354 122355 122356 122357 122358 122359 122360 122361 122362 122363 122364 122365 122366 122367 122368 122369 122370 122371 122372 | ** the copy of step (3) were replaced by deleting the original database ** and renaming the transient database as the original. But that will ** not work if other processes are attached to the original database. ** And a power loss in between deleting the original and renaming the ** transient would cause the database file to appear to be deleted ** following reboot. */ SQLITE_PRIVATE void sqlite3Vacuum(Parse *pParse, Token *pNm){ Vdbe *v = sqlite3GetVdbe(pParse); int iDb = pNm ? sqlite3TwoPartName(pParse, pNm, pNm, &pNm) : 0; if( v && (iDb>=2 || iDb==0) ){ sqlite3VdbeAddOp1(v, OP_Vacuum, iDb); sqlite3VdbeUsesBtree(v, iDb); } return; } /* ** This routine implements the OP_Vacuum opcode of the VDBE. */ SQLITE_PRIVATE int sqlite3RunVacuum(char **pzErrMsg, sqlite3 *db, int iDb){ int rc = SQLITE_OK; /* Return code from service routines */ Btree *pMain; /* The database being vacuumed */ Btree *pTemp; /* The temporary database we vacuum into */ int saved_flags; /* Saved value of the db->flags */ int saved_nChange; /* Saved value of db->nChange */ int saved_nTotalChange; /* Saved value of db->nTotalChange */ u8 saved_mTrace; /* Saved trace settings */ Db *pDb = 0; /* Database to detach at end of vacuum */ int isMemDb; /* True if vacuuming a :memory: database */ int nRes; /* Bytes of reserved space at the end of each page */ int nDb; /* Number of attached databases */ const char *zDbMain; /* Schema name of database to vacuum */ if( !db->autoCommit ){ sqlite3SetString(pzErrMsg, db, "cannot VACUUM from within a transaction"); return SQLITE_ERROR; } if( db->nVdbeActive>1 ){ sqlite3SetString(pzErrMsg, db,"cannot VACUUM - SQL statements in progress"); return SQLITE_ERROR; } /* Save the current value of the database flags so that it can be ** restored before returning. Then set the writable-schema flag, and ** disable CHECK and foreign key constraints. */ saved_flags = db->flags; saved_nChange = db->nChange; saved_nTotalChange = db->nTotalChange; saved_mTrace = db->mTrace; db->flags |= (SQLITE_WriteSchema | SQLITE_IgnoreChecks | SQLITE_PreferBuiltin | SQLITE_Vacuum); db->flags &= ~(SQLITE_ForeignKeys | SQLITE_ReverseOrder | SQLITE_CountRows); db->mTrace = 0; zDbMain = db->aDb[iDb].zDbSName; pMain = db->aDb[iDb].pBt; isMemDb = sqlite3PagerIsMemdb(sqlite3BtreePager(pMain)); /* Attach the temporary database as 'vacuum_db'. The synchronous pragma ** can be set to 'off' for this file, as it is not recovered if a crash ** occurs anyway. The integrity of the database is maintained by a ** (possibly synchronous) transaction opened on the main database before ** sqlite3BtreeCopyFile() is called. ** ** An optimisation would be to use a non-journaled pager. ** (Later:) I tried setting "PRAGMA vacuum_db.journal_mode=OFF" but ** that actually made the VACUUM run slower. Very little journalling ** actually occurs when doing a vacuum since the vacuum_db is initially ** empty. Only the journal header is written. Apparently it takes more ** time to parse and run the PRAGMA to turn journalling off than it does ** to write the journal header file. */ nDb = db->nDb; rc = execSql(db, pzErrMsg, "ATTACH''AS vacuum_db"); if( rc!=SQLITE_OK ) goto end_of_vacuum; assert( (db->nDb-1)==nDb ); pDb = &db->aDb[nDb]; assert( strcmp(pDb->zDbSName,"vacuum_db")==0 ); pTemp = pDb->pBt; /* The call to execSql() to attach the temp database has left the file ** locked (as there was more than one active statement when the transaction ** to read the schema was concluded. Unlock it here so that this doesn't ** cause problems for the call to BtreeSetPageSize() below. */ sqlite3BtreeCommit(pTemp); nRes = sqlite3BtreeGetOptimalReserve(pMain); /* A VACUUM cannot change the pagesize of an encrypted database. */ #ifdef SQLITE_HAS_CODEC if( db->nextPagesize ){ extern void sqlite3CodecGetKey(sqlite3*, int, void**, int*); int nKey; char *zKey; sqlite3CodecGetKey(db, 0, (void**)&zKey, &nKey); if( nKey ) db->nextPagesize = 0; } #endif sqlite3BtreeSetCacheSize(pTemp, db->aDb[iDb].pSchema->cache_size); sqlite3BtreeSetSpillSize(pTemp, sqlite3BtreeSetSpillSize(pMain,0)); sqlite3BtreeSetPagerFlags(pTemp, PAGER_SYNCHRONOUS_OFF); /* Begin a transaction and take an exclusive lock on the main database ** file. This is done before the sqlite3BtreeGetPageSize(pMain) call below, ** to ensure that we do not try to change the page-size on a WAL database. */ rc = execSql(db, pzErrMsg, "BEGIN"); if( rc!=SQLITE_OK ) goto end_of_vacuum; rc = sqlite3BtreeBeginTrans(pMain, 2); if( rc!=SQLITE_OK ) goto end_of_vacuum; /* Do not attempt to change the page size for a WAL database */ if( sqlite3PagerGetJournalMode(sqlite3BtreePager(pMain)) ==PAGER_JOURNALMODE_WAL ){ |
︙ | ︙ | |||
121573 121574 121575 121576 121577 121578 121579 | sqlite3BtreeSetAutoVacuum(pTemp, db->nextAutovac>=0 ? db->nextAutovac : sqlite3BtreeGetAutoVacuum(pMain)); #endif /* Query the schema of the main database. Create a mirror schema ** in the temporary database. */ | > | | | | > | | | > > | < < < < < | | | | < | > < < < < < < < < < < < < < < < | | < | | | > | 122385 122386 122387 122388 122389 122390 122391 122392 122393 122394 122395 122396 122397 122398 122399 122400 122401 122402 122403 122404 122405 122406 122407 122408 122409 122410 122411 122412 122413 122414 122415 122416 122417 122418 122419 122420 122421 122422 122423 122424 122425 122426 122427 122428 122429 122430 122431 122432 122433 122434 122435 122436 122437 122438 122439 122440 | sqlite3BtreeSetAutoVacuum(pTemp, db->nextAutovac>=0 ? db->nextAutovac : sqlite3BtreeGetAutoVacuum(pMain)); #endif /* Query the schema of the main database. Create a mirror schema ** in the temporary database. */ db->init.iDb = nDb; /* force new CREATE statements into vacuum_db */ rc = execSqlF(db, pzErrMsg, "SELECT sql FROM \"%w\".sqlite_master" " WHERE type='table'AND name<>'sqlite_sequence'" " AND coalesce(rootpage,1)>0", zDbMain ); if( rc!=SQLITE_OK ) goto end_of_vacuum; rc = execSqlF(db, pzErrMsg, "SELECT sql FROM \"%w\".sqlite_master" " WHERE type='index' AND length(sql)>10", zDbMain ); if( rc!=SQLITE_OK ) goto end_of_vacuum; db->init.iDb = 0; /* Loop through the tables in the main database. For each, do ** an "INSERT INTO vacuum_db.xxx SELECT * FROM main.xxx;" to copy ** the contents to the temporary database. */ rc = execSqlF(db, pzErrMsg, "SELECT'INSERT INTO vacuum_db.'||quote(name)" "||' SELECT*FROM\"%w\".'||quote(name)" "FROM vacuum_db.sqlite_master " "WHERE type='table'AND coalesce(rootpage,1)>0", zDbMain ); assert( (db->flags & SQLITE_Vacuum)!=0 ); db->flags &= ~SQLITE_Vacuum; if( rc!=SQLITE_OK ) goto end_of_vacuum; /* Copy the triggers, views, and virtual tables from the main database ** over to the temporary database. None of these objects has any ** associated storage, so all we have to do is copy their entries ** from the SQLITE_MASTER table. */ rc = execSqlF(db, pzErrMsg, "INSERT INTO vacuum_db.sqlite_master" " SELECT*FROM \"%w\".sqlite_master" " WHERE type IN('view','trigger')" " OR(type='table'AND rootpage=0)", zDbMain ); if( rc ) goto end_of_vacuum; /* At this point, there is a write transaction open on both the ** vacuum database and the main database. Assuming no error occurs, ** both transactions are closed by this block - the main database ** transaction by sqlite3BtreeCopyFile() and the other by an explicit |
︙ | ︙ | |||
121684 121685 121686 121687 121688 121689 121690 121691 121692 121693 121694 121695 121696 121697 | } assert( rc==SQLITE_OK ); rc = sqlite3BtreeSetPageSize(pMain, sqlite3BtreeGetPageSize(pTemp), nRes,1); end_of_vacuum: /* Restore the original value of db->flags */ db->flags = saved_flags; db->nChange = saved_nChange; db->nTotalChange = saved_nTotalChange; db->mTrace = saved_mTrace; sqlite3BtreeSetPageSize(pMain, -1, -1, 1); /* Currently there is an SQL level transaction open on the vacuum | > | 122480 122481 122482 122483 122484 122485 122486 122487 122488 122489 122490 122491 122492 122493 122494 | } assert( rc==SQLITE_OK ); rc = sqlite3BtreeSetPageSize(pMain, sqlite3BtreeGetPageSize(pTemp), nRes,1); end_of_vacuum: /* Restore the original value of db->flags */ db->init.iDb = 0; db->flags = saved_flags; db->nChange = saved_nChange; db->nTotalChange = saved_nTotalChange; db->mTrace = saved_mTrace; sqlite3BtreeSetPageSize(pMain, -1, -1, 1); /* Currently there is an SQL level transaction open on the vacuum |
︙ | ︙ | |||
122062 122063 122064 122065 122066 122067 122068 | /* Creating a virtual table invokes the authorization callback twice. ** The first invocation, to obtain permission to INSERT a row into the ** sqlite_master table, has already been made by sqlite3StartTable(). ** The second call, to obtain permission to create the table, is made now. */ if( pTable->azModuleArg ){ sqlite3AuthCheck(pParse, SQLITE_CREATE_VTABLE, pTable->zName, | | | 122859 122860 122861 122862 122863 122864 122865 122866 122867 122868 122869 122870 122871 122872 122873 | /* Creating a virtual table invokes the authorization callback twice. ** The first invocation, to obtain permission to INSERT a row into the ** sqlite_master table, has already been made by sqlite3StartTable(). ** The second call, to obtain permission to create the table, is made now. */ if( pTable->azModuleArg ){ sqlite3AuthCheck(pParse, SQLITE_CREATE_VTABLE, pTable->zName, pTable->azModuleArg[0], pParse->db->aDb[iDb].zDbSName); } #endif } /* ** This routine takes the module argument that has been accumulating ** in pParse->zArg[] and appends it to the list of arguments on the |
︙ | ︙ | |||
122126 122127 122128 122129 122130 122131 122132 | ** by sqlite3StartTable(). */ iDb = sqlite3SchemaToIndex(db, pTab->pSchema); sqlite3NestedParse(pParse, "UPDATE %Q.%s " "SET type='table', name=%Q, tbl_name=%Q, rootpage=0, sql=%Q " "WHERE rowid=#%d", | | | 122923 122924 122925 122926 122927 122928 122929 122930 122931 122932 122933 122934 122935 122936 122937 | ** by sqlite3StartTable(). */ iDb = sqlite3SchemaToIndex(db, pTab->pSchema); sqlite3NestedParse(pParse, "UPDATE %Q.%s " "SET type='table', name=%Q, tbl_name=%Q, rootpage=0, sql=%Q " "WHERE rowid=#%d", db->aDb[iDb].zDbSName, SCHEMA_TABLE(iDb), pTab->zName, pTab->zName, zStmt, pParse->regRowid ); sqlite3DbFree(db, zStmt); v = sqlite3GetVdbe(pParse); |
︙ | ︙ | |||
122236 122237 122238 122239 122240 122241 122242 | sqlite3DbFree(db, zModuleName); return SQLITE_NOMEM_BKPT; } pVTable->db = db; pVTable->pMod = pMod; iDb = sqlite3SchemaToIndex(db, pTab->pSchema); | | | 123033 123034 123035 123036 123037 123038 123039 123040 123041 123042 123043 123044 123045 123046 123047 | sqlite3DbFree(db, zModuleName); return SQLITE_NOMEM_BKPT; } pVTable->db = db; pVTable->pMod = pMod; iDb = sqlite3SchemaToIndex(db, pTab->pSchema); pTab->azModuleArg[1] = db->aDb[iDb].zDbSName; /* Invoke the virtual table constructor */ assert( &db->pVtabCtx ); assert( xConstruct ); sCtx.pTab = pTab; sCtx.pVTable = pVTable; sCtx.pPrior = db->pVtabCtx; |
︙ | ︙ | |||
122390 122391 122392 122393 122394 122395 122396 | sqlite3VtabLock(pVTab); } /* ** This function is invoked by the vdbe to call the xCreate method ** of the virtual table named zTab in database iDb. ** | | | | 123187 123188 123189 123190 123191 123192 123193 123194 123195 123196 123197 123198 123199 123200 123201 123202 123203 123204 123205 123206 123207 123208 123209 123210 123211 | sqlite3VtabLock(pVTab); } /* ** This function is invoked by the vdbe to call the xCreate method ** of the virtual table named zTab in database iDb. ** ** If an error occurs, *pzErr is set to point to an English language ** description of the error and an SQLITE_XXX error code is returned. ** In this case the caller must call sqlite3DbFree(db, ) on *pzErr. */ SQLITE_PRIVATE int sqlite3VtabCallCreate(sqlite3 *db, int iDb, const char *zTab, char **pzErr){ int rc = SQLITE_OK; Table *pTab; Module *pMod; const char *zMod; pTab = sqlite3FindTable(db, zTab, db->aDb[iDb].zDbSName); assert( pTab && (pTab->tabFlags & TF_Virtual)!=0 && !pTab->pVTable ); /* Locate the required virtual table module */ zMod = pTab->azModuleArg[0]; pMod = (Module*)sqlite3HashFind(&db->aModule, zMod); /* If the module has been registered and includes a Create method, |
︙ | ︙ | |||
122524 122525 122526 122527 122528 122529 122530 | ** ** This call is a no-op if zTab is not a virtual table. */ SQLITE_PRIVATE int sqlite3VtabCallDestroy(sqlite3 *db, int iDb, const char *zTab){ int rc = SQLITE_OK; Table *pTab; | | | 123321 123322 123323 123324 123325 123326 123327 123328 123329 123330 123331 123332 123333 123334 123335 | ** ** This call is a no-op if zTab is not a virtual table. */ SQLITE_PRIVATE int sqlite3VtabCallDestroy(sqlite3 *db, int iDb, const char *zTab){ int rc = SQLITE_OK; Table *pTab; pTab = sqlite3FindTable(db, zTab, db->aDb[iDb].zDbSName); if( pTab!=0 && ALWAYS(pTab->pVTable!=0) ){ VTable *p; int (*xDestroy)(sqlite3_vtab *); for(p=pTab->pVTable; p; p=p->pNext){ assert( p->pVtab ); if( p->pVtab->nRef>0 ){ return SQLITE_LOCKED; |
︙ | ︙ | |||
123091 123092 123093 123094 123095 123096 123097 123098 123099 123100 123101 123102 123103 123104 | u8 iSortIdx; /* Sorting index number. 0==None */ LogEst rSetup; /* One-time setup cost (ex: create transient index) */ LogEst rRun; /* Cost of running each loop */ LogEst nOut; /* Estimated number of output rows */ union { struct { /* Information for internal btree tables */ u16 nEq; /* Number of equality constraints */ Index *pIndex; /* Index used, or NULL */ } btree; struct { /* Information for virtual tables */ int idxNum; /* Index number */ u8 needFree; /* True if sqlite3_free(idxStr) is needed */ i8 isOrdered; /* True if satisfies ORDER BY */ u16 omitMask; /* Terms that may be omitted */ | > > | 123888 123889 123890 123891 123892 123893 123894 123895 123896 123897 123898 123899 123900 123901 123902 123903 | u8 iSortIdx; /* Sorting index number. 0==None */ LogEst rSetup; /* One-time setup cost (ex: create transient index) */ LogEst rRun; /* Cost of running each loop */ LogEst nOut; /* Estimated number of output rows */ union { struct { /* Information for internal btree tables */ u16 nEq; /* Number of equality constraints */ u16 nBtm; /* Size of BTM vector */ u16 nTop; /* Size of TOP vector */ Index *pIndex; /* Index used, or NULL */ } btree; struct { /* Information for virtual tables */ int idxNum; /* Index number */ u8 needFree; /* True if sqlite3_free(idxStr) is needed */ i8 isOrdered; /* True if satisfies ORDER BY */ u16 omitMask; /* Terms that may be omitted */ |
︙ | ︙ | |||
123213 123214 123215 123216 123217 123218 123219 123220 123221 123222 123223 123224 123225 123226 | ** ** The number of terms in a join is limited by the number of bits ** in prereqRight and prereqAll. The default is 64 bits, hence SQLite ** is only able to process joins with 64 or fewer tables. */ struct WhereTerm { Expr *pExpr; /* Pointer to the subexpression that is this term */ int iParent; /* Disable pWC->a[iParent] when this term disabled */ int leftCursor; /* Cursor number of X in "X <op> <expr>" */ union { int leftColumn; /* Column number of X in "X <op> <expr>" */ WhereOrInfo *pOrInfo; /* Extra information if (eOperator & WO_OR)!=0 */ WhereAndInfo *pAndInfo; /* Extra information if (eOperator& WO_AND)!=0 */ } u; | > > > > > > > < < < < < < | 124012 124013 124014 124015 124016 124017 124018 124019 124020 124021 124022 124023 124024 124025 124026 124027 124028 124029 124030 124031 124032 124033 124034 124035 124036 124037 124038 124039 | ** ** The number of terms in a join is limited by the number of bits ** in prereqRight and prereqAll. The default is 64 bits, hence SQLite ** is only able to process joins with 64 or fewer tables. */ struct WhereTerm { Expr *pExpr; /* Pointer to the subexpression that is this term */ WhereClause *pWC; /* The clause this term is part of */ LogEst truthProb; /* Probability of truth for this expression */ u16 wtFlags; /* TERM_xxx bit flags. See below */ u16 eOperator; /* A WO_xx value describing <op> */ u8 nChild; /* Number of children that must disable us */ u8 eMatchOp; /* Op for vtab MATCH/LIKE/GLOB/REGEXP terms */ int iParent; /* Disable pWC->a[iParent] when this term disabled */ int leftCursor; /* Cursor number of X in "X <op> <expr>" */ int iField; /* Field in (?,?,?) IN (SELECT...) vector */ union { int leftColumn; /* Column number of X in "X <op> <expr>" */ WhereOrInfo *pOrInfo; /* Extra information if (eOperator & WO_OR)!=0 */ WhereAndInfo *pAndInfo; /* Extra information if (eOperator& WO_AND)!=0 */ } u; Bitmask prereqRight; /* Bitmask of tables used by pExpr->pRight */ Bitmask prereqAll; /* Bitmask of tables referenced by pExpr */ }; /* ** Allowed values of WhereTerm.wtFlags */ |
︙ | ︙ | |||
123378 123379 123380 123381 123382 123383 123384 | ** planner. */ struct WhereInfo { Parse *pParse; /* Parsing and code generating context */ SrcList *pTabList; /* List of tables in the join */ ExprList *pOrderBy; /* The ORDER BY clause or NULL */ ExprList *pDistinctSet; /* DISTINCT over all these values */ | < < < > > > > > < | | | | < | 124178 124179 124180 124181 124182 124183 124184 124185 124186 124187 124188 124189 124190 124191 124192 124193 124194 124195 124196 124197 124198 124199 124200 124201 124202 124203 124204 124205 124206 124207 124208 124209 124210 | ** planner. */ struct WhereInfo { Parse *pParse; /* Parsing and code generating context */ SrcList *pTabList; /* List of tables in the join */ ExprList *pOrderBy; /* The ORDER BY clause or NULL */ ExprList *pDistinctSet; /* DISTINCT over all these values */ LogEst iLimit; /* LIMIT if wctrlFlags has WHERE_USE_LIMIT */ int aiCurOnePass[2]; /* OP_OpenWrite cursors for the ONEPASS opt */ int iContinue; /* Jump here to continue with next record */ int iBreak; /* Jump here to break out of the loop */ int savedNQueryLoop; /* pParse->nQueryLoop outside the WHERE loop */ u16 wctrlFlags; /* Flags originally passed to sqlite3WhereBegin() */ u8 nLevel; /* Number of nested loop */ i8 nOBSat; /* Number of ORDER BY terms satisfied by indices */ u8 sorted; /* True if really sorted (not just grouped) */ u8 eOnePass; /* ONEPASS_OFF, or _SINGLE, or _MULTI */ u8 untestedTerms; /* Not all WHERE terms resolved by outer loop */ u8 eDistinct; /* One of the WHERE_DISTINCT_* values */ u8 bOrderedInnerLoop; /* True if only the inner-most loop is ordered */ int iTop; /* The very beginning of the WHERE loop */ WhereLoop *pLoops; /* List of all WhereLoop objects */ Bitmask revMask; /* Mask of ORDER BY terms that need reversing */ LogEst nRowOut; /* Estimated number of output rows */ WhereClause sWC; /* Decomposition of the WHERE clause */ WhereMaskSet sMaskSet; /* Map cursor numbers to bitmasks */ WhereLevel a[1]; /* Information about each nest loop in WHERE */ }; /* ** Private interfaces - callable only by other where.c routines. ** ** where.c: |
︙ | ︙ | |||
123520 123521 123522 123523 123524 123525 123526 123527 123528 123529 123530 123531 123532 123533 123534 123535 123536 | #define WHERE_UNQ_WANTED 0x00010000 /* WHERE_ONEROW would have been helpful*/ #define WHERE_PARTIALIDX 0x00020000 /* The automatic index is partial */ /************** End of whereInt.h ********************************************/ /************** Continuing where we left off in wherecode.c ******************/ #ifndef SQLITE_OMIT_EXPLAIN /* ** This routine is a helper for explainIndexRange() below ** ** pStr holds the text of an expression that we are building up one term ** at a time. This routine adds a new term to the end of the expression. ** Terms are separated by AND so add the "AND" text for second and subsequent ** terms only. */ static void explainAppendTerm( StrAccum *pStr, /* The text expression being built */ | > > > > > > > > > > > > > | | > > > | > > > > | > | > | | > > > > | < < < < < | < < | 124320 124321 124322 124323 124324 124325 124326 124327 124328 124329 124330 124331 124332 124333 124334 124335 124336 124337 124338 124339 124340 124341 124342 124343 124344 124345 124346 124347 124348 124349 124350 124351 124352 124353 124354 124355 124356 124357 124358 124359 124360 124361 124362 124363 124364 124365 124366 124367 124368 124369 124370 124371 124372 124373 124374 124375 124376 124377 124378 124379 124380 | #define WHERE_UNQ_WANTED 0x00010000 /* WHERE_ONEROW would have been helpful*/ #define WHERE_PARTIALIDX 0x00020000 /* The automatic index is partial */ /************** End of whereInt.h ********************************************/ /************** Continuing where we left off in wherecode.c ******************/ #ifndef SQLITE_OMIT_EXPLAIN /* ** Return the name of the i-th column of the pIdx index. */ static const char *explainIndexColumnName(Index *pIdx, int i){ i = pIdx->aiColumn[i]; if( i==XN_EXPR ) return "<expr>"; if( i==XN_ROWID ) return "rowid"; return pIdx->pTable->aCol[i].zName; } /* ** This routine is a helper for explainIndexRange() below ** ** pStr holds the text of an expression that we are building up one term ** at a time. This routine adds a new term to the end of the expression. ** Terms are separated by AND so add the "AND" text for second and subsequent ** terms only. */ static void explainAppendTerm( StrAccum *pStr, /* The text expression being built */ Index *pIdx, /* Index to read column names from */ int nTerm, /* Number of terms */ int iTerm, /* Zero-based index of first term. */ int bAnd, /* Non-zero to append " AND " */ const char *zOp /* Name of the operator */ ){ int i; assert( nTerm>=1 ); if( bAnd ) sqlite3StrAccumAppend(pStr, " AND ", 5); if( nTerm>1 ) sqlite3StrAccumAppend(pStr, "(", 1); for(i=0; i<nTerm; i++){ if( i ) sqlite3StrAccumAppend(pStr, ",", 1); sqlite3StrAccumAppendAll(pStr, explainIndexColumnName(pIdx, iTerm+i)); } if( nTerm>1 ) sqlite3StrAccumAppend(pStr, ")", 1); sqlite3StrAccumAppend(pStr, zOp, 1); if( nTerm>1 ) sqlite3StrAccumAppend(pStr, "(", 1); for(i=0; i<nTerm; i++){ if( i ) sqlite3StrAccumAppend(pStr, ",", 1); sqlite3StrAccumAppend(pStr, "?", 1); } if( nTerm>1 ) sqlite3StrAccumAppend(pStr, ")", 1); } /* ** Argument pLevel describes a strategy for scanning table pTab. This ** function appends text to pStr that describes the subset of table ** rows scanned by the strategy in the form of an SQL expression. ** |
︙ | ︙ | |||
123580 123581 123582 123583 123584 123585 123586 | const char *z = explainIndexColumnName(pIndex, i); if( i ) sqlite3StrAccumAppend(pStr, " AND ", 5); sqlite3XPrintf(pStr, i>=nSkip ? "%s=?" : "ANY(%s)", z); } j = i; if( pLoop->wsFlags&WHERE_BTM_LIMIT ){ | < | > < | | 124399 124400 124401 124402 124403 124404 124405 124406 124407 124408 124409 124410 124411 124412 124413 124414 124415 124416 124417 | const char *z = explainIndexColumnName(pIndex, i); if( i ) sqlite3StrAccumAppend(pStr, " AND ", 5); sqlite3XPrintf(pStr, i>=nSkip ? "%s=?" : "ANY(%s)", z); } j = i; if( pLoop->wsFlags&WHERE_BTM_LIMIT ){ explainAppendTerm(pStr, pIndex, pLoop->u.btree.nBtm, j, i, ">"); i = 1; } if( pLoop->wsFlags&WHERE_TOP_LIMIT ){ explainAppendTerm(pStr, pIndex, pLoop->u.btree.nTop, j, i, "<"); } sqlite3StrAccumAppend(pStr, ")", 1); } /* ** This function is a no-op unless currently processing an EXPLAIN QUERY PLAN ** command, or if either SQLITE_DEBUG or SQLITE_ENABLE_STMT_SCANSTATUS was |
︙ | ︙ | |||
123775 123776 123777 123778 123779 123780 123781 | ** term was originally TERM_LIKE, then the parent gets TERM_LIKECOND instead. ** The TERM_LIKECOND marking indicates that the term should be coded inside ** a conditional such that is only evaluated on the second pass of a ** LIKE-optimization loop, when scanning BLOBs instead of strings. */ static void disableTerm(WhereLevel *pLevel, WhereTerm *pTerm){ int nLoop = 0; | | | 124593 124594 124595 124596 124597 124598 124599 124600 124601 124602 124603 124604 124605 124606 124607 | ** term was originally TERM_LIKE, then the parent gets TERM_LIKECOND instead. ** The TERM_LIKECOND marking indicates that the term should be coded inside ** a conditional such that is only evaluated on the second pass of a ** LIKE-optimization loop, when scanning BLOBs instead of strings. */ static void disableTerm(WhereLevel *pLevel, WhereTerm *pTerm){ int nLoop = 0; while( ALWAYS(pTerm!=0) && (pTerm->wtFlags & TERM_CODED)==0 && (pLevel->iLeftJoin==0 || ExprHasProperty(pTerm->pExpr, EP_FromJoin)) && (pLevel->notReady & pTerm->prereqAll)==0 ){ if( nLoop && (pTerm->wtFlags & TERM_LIKE)!=0 ){ pTerm->wtFlags |= TERM_LIKECOND; }else{ |
︙ | ︙ | |||
123831 123832 123833 123834 123835 123836 123837 123838 123839 123840 123841 123842 123843 | /* Code the OP_Affinity opcode if there is anything left to do. */ if( n>0 ){ sqlite3VdbeAddOp4(v, OP_Affinity, base, n, 0, zAff, n); sqlite3ExprCacheAffinityChange(pParse, base, n); } } /* ** Generate code for a single equality term of the WHERE clause. An equality ** term can be either X=expr or X IN (...). pTerm is the term to be ** coded. ** | > > > > > > > > > > > > > > > > > > > > > > > > > | > > > > | | > | > > > > > > > > > > > > > > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | > | > > | | > | | > | | > > > | < | > > > > > > > | 124649 124650 124651 124652 124653 124654 124655 124656 124657 124658 124659 124660 124661 124662 124663 124664 124665 124666 124667 124668 124669 124670 124671 124672 124673 124674 124675 124676 124677 124678 124679 124680 124681 124682 124683 124684 124685 124686 124687 124688 124689 124690 124691 124692 124693 124694 124695 124696 124697 124698 124699 124700 124701 124702 124703 124704 124705 124706 124707 124708 124709 124710 124711 124712 124713 124714 124715 124716 124717 124718 124719 124720 124721 124722 124723 124724 124725 124726 124727 124728 124729 124730 124731 124732 124733 124734 124735 124736 124737 124738 124739 124740 124741 124742 124743 124744 124745 124746 124747 124748 124749 124750 124751 124752 124753 124754 124755 124756 124757 124758 124759 124760 124761 124762 124763 124764 124765 124766 124767 124768 124769 124770 124771 124772 124773 124774 124775 124776 124777 124778 124779 124780 124781 124782 124783 124784 124785 124786 124787 124788 124789 124790 124791 124792 124793 124794 124795 124796 124797 124798 124799 124800 124801 124802 124803 124804 124805 124806 124807 124808 124809 124810 124811 124812 124813 124814 124815 124816 124817 124818 124819 124820 124821 124822 124823 124824 124825 124826 124827 124828 124829 124830 124831 124832 124833 124834 124835 124836 124837 124838 124839 124840 124841 124842 124843 124844 124845 124846 124847 124848 124849 124850 124851 124852 124853 124854 124855 124856 124857 124858 124859 | /* Code the OP_Affinity opcode if there is anything left to do. */ if( n>0 ){ sqlite3VdbeAddOp4(v, OP_Affinity, base, n, 0, zAff, n); sqlite3ExprCacheAffinityChange(pParse, base, n); } } /* ** Expression pRight, which is the RHS of a comparison operation, is ** either a vector of n elements or, if n==1, a scalar expression. ** Before the comparison operation, affinity zAff is to be applied ** to the pRight values. This function modifies characters within the ** affinity string to SQLITE_AFF_BLOB if either: ** ** * the comparison will be performed with no affinity, or ** * the affinity change in zAff is guaranteed not to change the value. */ static void updateRangeAffinityStr( Expr *pRight, /* RHS of comparison */ int n, /* Number of vector elements in comparison */ char *zAff /* Affinity string to modify */ ){ int i; for(i=0; i<n; i++){ Expr *p = sqlite3VectorFieldSubexpr(pRight, i); if( sqlite3CompareAffinity(p, zAff[i])==SQLITE_AFF_BLOB || sqlite3ExprNeedsNoAffinityChange(p, zAff[i]) ){ zAff[i] = SQLITE_AFF_BLOB; } } } /* ** Generate code for a single equality term of the WHERE clause. An equality ** term can be either X=expr or X IN (...). pTerm is the term to be ** coded. ** ** The current value for the constraint is left in a register, the index ** of which is returned. An attempt is made store the result in iTarget but ** this is only guaranteed for TK_ISNULL and TK_IN constraints. If the ** constraint is a TK_EQ or TK_IS, then the current value might be left in ** some other register and it is the caller's responsibility to compensate. ** ** For a constraint of the form X=expr, the expression is evaluated in ** straight-line code. For constraints of the form X IN (...) ** this routine sets up a loop that will iterate over all values of X. */ static int codeEqualityTerm( Parse *pParse, /* The parsing context */ WhereTerm *pTerm, /* The term of the WHERE clause to be coded */ WhereLevel *pLevel, /* The level of the FROM clause we are working on */ int iEq, /* Index of the equality term within this level */ int bRev, /* True for reverse-order IN operations */ int iTarget /* Attempt to leave results in this register */ ){ Expr *pX = pTerm->pExpr; Vdbe *v = pParse->pVdbe; int iReg; /* Register holding results */ assert( pLevel->pWLoop->aLTerm[iEq]==pTerm ); assert( iTarget>0 ); if( pX->op==TK_EQ || pX->op==TK_IS ){ iReg = sqlite3ExprCodeTarget(pParse, pX->pRight, iTarget); }else if( pX->op==TK_ISNULL ){ iReg = iTarget; sqlite3VdbeAddOp2(v, OP_Null, 0, iReg); #ifndef SQLITE_OMIT_SUBQUERY }else{ int eType = IN_INDEX_NOOP; int iTab; struct InLoop *pIn; WhereLoop *pLoop = pLevel->pWLoop; int i; int nEq = 0; int *aiMap = 0; if( (pLoop->wsFlags & WHERE_VIRTUALTABLE)==0 && pLoop->u.btree.pIndex!=0 && pLoop->u.btree.pIndex->aSortOrder[iEq] ){ testcase( iEq==0 ); testcase( bRev ); bRev = !bRev; } assert( pX->op==TK_IN ); iReg = iTarget; for(i=0; i<iEq; i++){ if( pLoop->aLTerm[i] && pLoop->aLTerm[i]->pExpr==pX ){ disableTerm(pLevel, pTerm); return iTarget; } } for(i=iEq;i<pLoop->nLTerm; i++){ if( ALWAYS(pLoop->aLTerm[i]) && pLoop->aLTerm[i]->pExpr==pX ) nEq++; } if( (pX->flags & EP_xIsSelect)==0 || pX->x.pSelect->pEList->nExpr==1 ){ eType = sqlite3FindInIndex(pParse, pX, IN_INDEX_LOOP, 0, 0); }else{ Select *pSelect = pX->x.pSelect; sqlite3 *db = pParse->db; ExprList *pOrigRhs = pSelect->pEList; ExprList *pOrigLhs = pX->pLeft->x.pList; ExprList *pRhs = 0; /* New Select.pEList for RHS */ ExprList *pLhs = 0; /* New pX->pLeft vector */ for(i=iEq;i<pLoop->nLTerm; i++){ if( pLoop->aLTerm[i]->pExpr==pX ){ int iField = pLoop->aLTerm[i]->iField - 1; Expr *pNewRhs = sqlite3ExprDup(db, pOrigRhs->a[iField].pExpr, 0); Expr *pNewLhs = sqlite3ExprDup(db, pOrigLhs->a[iField].pExpr, 0); pRhs = sqlite3ExprListAppend(pParse, pRhs, pNewRhs); pLhs = sqlite3ExprListAppend(pParse, pLhs, pNewLhs); } } if( !db->mallocFailed ){ Expr *pLeft = pX->pLeft; if( pSelect->pOrderBy ){ /* If the SELECT statement has an ORDER BY clause, zero the ** iOrderByCol variables. These are set to non-zero when an ** ORDER BY term exactly matches one of the terms of the ** result-set. Since the result-set of the SELECT statement may ** have been modified or reordered, these variables are no longer ** set correctly. Since setting them is just an optimization, ** it's easiest just to zero them here. */ ExprList *pOrderBy = pSelect->pOrderBy; for(i=0; i<pOrderBy->nExpr; i++){ pOrderBy->a[i].u.x.iOrderByCol = 0; } } /* Take care here not to generate a TK_VECTOR containing only a ** single value. Since the parser never creates such a vector, some ** of the subroutines do not handle this case. */ if( pLhs->nExpr==1 ){ pX->pLeft = pLhs->a[0].pExpr; }else{ pLeft->x.pList = pLhs; aiMap = (int*)sqlite3DbMallocZero(pParse->db, sizeof(int) * nEq); testcase( aiMap==0 ); } pSelect->pEList = pRhs; eType = sqlite3FindInIndex(pParse, pX, IN_INDEX_LOOP, 0, aiMap); testcase( aiMap!=0 && aiMap[0]!=0 ); pSelect->pEList = pOrigRhs; pLeft->x.pList = pOrigLhs; pX->pLeft = pLeft; } sqlite3ExprListDelete(pParse->db, pLhs); sqlite3ExprListDelete(pParse->db, pRhs); } if( eType==IN_INDEX_INDEX_DESC ){ testcase( bRev ); bRev = !bRev; } iTab = pX->iTable; sqlite3VdbeAddOp2(v, bRev ? OP_Last : OP_Rewind, iTab, 0); VdbeCoverageIf(v, bRev); VdbeCoverageIf(v, !bRev); assert( (pLoop->wsFlags & WHERE_MULTI_OR)==0 ); pLoop->wsFlags |= WHERE_IN_ABLE; if( pLevel->u.in.nIn==0 ){ pLevel->addrNxt = sqlite3VdbeMakeLabel(v); } i = pLevel->u.in.nIn; pLevel->u.in.nIn += nEq; pLevel->u.in.aInLoop = sqlite3DbReallocOrFree(pParse->db, pLevel->u.in.aInLoop, sizeof(pLevel->u.in.aInLoop[0])*pLevel->u.in.nIn); pIn = pLevel->u.in.aInLoop; if( pIn ){ int iMap = 0; /* Index in aiMap[] */ pIn += i; for(i=iEq;i<pLoop->nLTerm; i++){ if( pLoop->aLTerm[i]->pExpr==pX ){ int iOut = iReg + i - iEq; if( eType==IN_INDEX_ROWID ){ testcase( nEq>1 ); /* Happens with a UNIQUE index on ROWID */ pIn->addrInTop = sqlite3VdbeAddOp2(v, OP_Rowid, iTab, iOut); }else{ int iCol = aiMap ? aiMap[iMap++] : 0; pIn->addrInTop = sqlite3VdbeAddOp3(v,OP_Column,iTab, iCol, iOut); } sqlite3VdbeAddOp1(v, OP_IsNull, iOut); VdbeCoverage(v); if( i==iEq ){ pIn->iCur = iTab; pIn->eEndLoopOp = bRev ? OP_PrevIfOpen : OP_NextIfOpen; }else{ pIn->eEndLoopOp = OP_Noop; } pIn++; } } }else{ pLevel->u.in.nIn = 0; } sqlite3DbFree(pParse->db, aiMap); #endif } disableTerm(pLevel, pTerm); return iReg; } /* |
︙ | ︙ | |||
124035 124036 124037 124038 124039 124040 124041 | if( nReg==1 ){ sqlite3ReleaseTempReg(pParse, regBase); regBase = r1; }else{ sqlite3VdbeAddOp2(v, OP_SCopy, r1, regBase+j); } } | | | 124971 124972 124973 124974 124975 124976 124977 124978 124979 124980 124981 124982 124983 124984 124985 | if( nReg==1 ){ sqlite3ReleaseTempReg(pParse, regBase); regBase = r1; }else{ sqlite3VdbeAddOp2(v, OP_SCopy, r1, regBase+j); } } if( pTerm->eOperator & WO_IN ){ if( pTerm->pExpr->flags & EP_xIsSelect ){ /* No affinity ever needs to be (or should be) applied to a value ** from the RHS of an "? IN (SELECT ...)" expression. The ** sqlite3FindInIndex() routine has already ensured that the ** affinity of the comparison has been applied to the value. */ if( zAff ) zAff[j] = SQLITE_AFF_BLOB; } |
︙ | ︙ | |||
124365 124366 124367 124368 124369 124370 124371 124372 124373 124374 124375 124376 124377 124378 | assert( pIdx->aiColumn[i]<pTab->nCol ); if( pIdx->aiColumn[i]>=0 ) ai[pIdx->aiColumn[i]+1] = i+1; } sqlite3VdbeChangeP4(v, -1, (char*)ai, P4_INTARRAY); } } } /* ** Generate code for the start of the iLevel-th loop in the WHERE clause ** implementation described by pWInfo. */ SQLITE_PRIVATE Bitmask sqlite3WhereCodeOneLoopStart( WhereInfo *pWInfo, /* Complete information about the WHERE clause */ | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 125301 125302 125303 125304 125305 125306 125307 125308 125309 125310 125311 125312 125313 125314 125315 125316 125317 125318 125319 125320 125321 125322 125323 125324 125325 125326 125327 125328 125329 125330 125331 125332 125333 125334 125335 125336 125337 125338 125339 125340 125341 125342 125343 125344 125345 125346 125347 | assert( pIdx->aiColumn[i]<pTab->nCol ); if( pIdx->aiColumn[i]>=0 ) ai[pIdx->aiColumn[i]+1] = i+1; } sqlite3VdbeChangeP4(v, -1, (char*)ai, P4_INTARRAY); } } } /* ** If the expression passed as the second argument is a vector, generate ** code to write the first nReg elements of the vector into an array ** of registers starting with iReg. ** ** If the expression is not a vector, then nReg must be passed 1. In ** this case, generate code to evaluate the expression and leave the ** result in register iReg. */ static void codeExprOrVector(Parse *pParse, Expr *p, int iReg, int nReg){ assert( nReg>0 ); if( sqlite3ExprIsVector(p) ){ #ifndef SQLITE_OMIT_SUBQUERY if( (p->flags & EP_xIsSelect) ){ Vdbe *v = pParse->pVdbe; int iSelect = sqlite3CodeSubselect(pParse, p, 0, 0); sqlite3VdbeAddOp3(v, OP_Copy, iSelect, iReg, nReg-1); }else #endif { int i; ExprList *pList = p->x.pList; assert( nReg<=pList->nExpr ); for(i=0; i<nReg; i++){ sqlite3ExprCode(pParse, pList->a[i].pExpr, iReg+i); } } }else{ assert( nReg==1 ); sqlite3ExprCode(pParse, p, iReg); } } /* ** Generate code for the start of the iLevel-th loop in the WHERE clause ** implementation described by pWInfo. */ SQLITE_PRIVATE Bitmask sqlite3WhereCodeOneLoopStart( WhereInfo *pWInfo, /* Complete information about the WHERE clause */ |
︙ | ︙ | |||
124461 124462 124463 124464 124465 124466 124467 | int iTarget = iReg+j+2; pTerm = pLoop->aLTerm[j]; if( NEVER(pTerm==0) ) continue; if( pTerm->eOperator & WO_IN ){ codeEqualityTerm(pParse, pTerm, pLevel, j, bRev, iTarget); addrNotFound = pLevel->addrNxt; }else{ | | > | 125430 125431 125432 125433 125434 125435 125436 125437 125438 125439 125440 125441 125442 125443 125444 125445 | int iTarget = iReg+j+2; pTerm = pLoop->aLTerm[j]; if( NEVER(pTerm==0) ) continue; if( pTerm->eOperator & WO_IN ){ codeEqualityTerm(pParse, pTerm, pLevel, j, bRev, iTarget); addrNotFound = pLevel->addrNxt; }else{ Expr *pRight = pTerm->pExpr->pRight; codeExprOrVector(pParse, pRight, iTarget, 1); } } sqlite3VdbeAddOp2(v, OP_Integer, pLoop->u.vtab.idxNum, iReg); sqlite3VdbeAddOp2(v, OP_Integer, nConstraint, iReg+1); sqlite3VdbeAddOp4(v, OP_VFilter, iCur, addrNotFound, iReg, pLoop->u.vtab.idxStr, pLoop->u.vtab.needFree ? P4_MPRINTF : P4_STATIC); |
︙ | ︙ | |||
124575 124576 124577 124578 124579 124580 124581 124582 124583 124584 124585 124586 124587 124588 124589 124590 124591 124592 124593 124594 124595 124596 124597 124598 124599 124600 | pStart = pEnd; pEnd = pTerm; } codeCursorHint(pTabItem, pWInfo, pLevel, pEnd); if( pStart ){ Expr *pX; /* The expression that defines the start bound */ int r1, rTemp; /* Registers for holding the start boundary */ /* The following constant maps TK_xx codes into corresponding ** seek opcodes. It depends on a particular ordering of TK_xx */ const u8 aMoveOp[] = { /* TK_GT */ OP_SeekGT, /* TK_LE */ OP_SeekLE, /* TK_LT */ OP_SeekLT, /* TK_GE */ OP_SeekGE }; assert( TK_LE==TK_GT+1 ); /* Make sure the ordering.. */ assert( TK_LT==TK_GT+2 ); /* ... of the TK_xx values... */ assert( TK_GE==TK_GT+3 ); /* ... is correcct. */ assert( (pStart->wtFlags & TERM_VNULL)==0 ); testcase( pStart->wtFlags & TERM_VIRTUAL ); pX = pStart->pExpr; assert( pX!=0 ); testcase( pStart->leftCursor!=iCur ); /* transitive constraints */ | > > > > > > | > > > | < | > | > > | > | 125545 125546 125547 125548 125549 125550 125551 125552 125553 125554 125555 125556 125557 125558 125559 125560 125561 125562 125563 125564 125565 125566 125567 125568 125569 125570 125571 125572 125573 125574 125575 125576 125577 125578 125579 125580 125581 125582 125583 125584 125585 125586 125587 125588 125589 125590 125591 125592 125593 125594 125595 125596 125597 125598 125599 125600 125601 125602 125603 125604 125605 125606 125607 125608 125609 125610 125611 125612 125613 125614 125615 125616 125617 125618 125619 | pStart = pEnd; pEnd = pTerm; } codeCursorHint(pTabItem, pWInfo, pLevel, pEnd); if( pStart ){ Expr *pX; /* The expression that defines the start bound */ int r1, rTemp; /* Registers for holding the start boundary */ int op; /* Cursor seek operation */ /* The following constant maps TK_xx codes into corresponding ** seek opcodes. It depends on a particular ordering of TK_xx */ const u8 aMoveOp[] = { /* TK_GT */ OP_SeekGT, /* TK_LE */ OP_SeekLE, /* TK_LT */ OP_SeekLT, /* TK_GE */ OP_SeekGE }; assert( TK_LE==TK_GT+1 ); /* Make sure the ordering.. */ assert( TK_LT==TK_GT+2 ); /* ... of the TK_xx values... */ assert( TK_GE==TK_GT+3 ); /* ... is correcct. */ assert( (pStart->wtFlags & TERM_VNULL)==0 ); testcase( pStart->wtFlags & TERM_VIRTUAL ); pX = pStart->pExpr; assert( pX!=0 ); testcase( pStart->leftCursor!=iCur ); /* transitive constraints */ if( sqlite3ExprIsVector(pX->pRight) ){ r1 = rTemp = sqlite3GetTempReg(pParse); codeExprOrVector(pParse, pX->pRight, r1, 1); op = aMoveOp[(pX->op - TK_GT) | 0x0001]; }else{ r1 = sqlite3ExprCodeTemp(pParse, pX->pRight, &rTemp); disableTerm(pLevel, pStart); op = aMoveOp[(pX->op - TK_GT)]; } sqlite3VdbeAddOp3(v, op, iCur, addrBrk, r1); VdbeComment((v, "pk")); VdbeCoverageIf(v, pX->op==TK_GT); VdbeCoverageIf(v, pX->op==TK_LE); VdbeCoverageIf(v, pX->op==TK_LT); VdbeCoverageIf(v, pX->op==TK_GE); sqlite3ExprCacheAffinityChange(pParse, r1, 1); sqlite3ReleaseTempReg(pParse, rTemp); }else{ sqlite3VdbeAddOp2(v, bRev ? OP_Last : OP_Rewind, iCur, addrBrk); VdbeCoverageIf(v, bRev==0); VdbeCoverageIf(v, bRev!=0); } if( pEnd ){ Expr *pX; pX = pEnd->pExpr; assert( pX!=0 ); assert( (pEnd->wtFlags & TERM_VNULL)==0 ); testcase( pEnd->leftCursor!=iCur ); /* Transitive constraints */ testcase( pEnd->wtFlags & TERM_VIRTUAL ); memEndValue = ++pParse->nMem; codeExprOrVector(pParse, pX->pRight, memEndValue, 1); if( 0==sqlite3ExprIsVector(pX->pRight) && (pX->op==TK_LT || pX->op==TK_GT) ){ testOp = bRev ? OP_Le : OP_Ge; }else{ testOp = bRev ? OP_Lt : OP_Gt; } if( 0==sqlite3ExprIsVector(pX->pRight) ){ disableTerm(pLevel, pEnd); } } start = sqlite3VdbeCurrentAddr(v); pLevel->op = bRev ? OP_Prev : OP_Next; pLevel->p1 = iCur; pLevel->p2 = start; assert( pLevel->p5==0 ); if( testOp!=OP_Noop ){ |
︙ | ︙ | |||
124690 124691 124692 124693 124694 124695 124696 124697 124698 124699 124700 124701 124702 124703 124704 124705 124706 124707 124708 | static const u8 aEndOp[] = { OP_IdxGE, /* 0: (end_constraints && !bRev && !endEq) */ OP_IdxGT, /* 1: (end_constraints && !bRev && endEq) */ OP_IdxLE, /* 2: (end_constraints && bRev && !endEq) */ OP_IdxLT, /* 3: (end_constraints && bRev && endEq) */ }; u16 nEq = pLoop->u.btree.nEq; /* Number of == or IN terms */ int regBase; /* Base register holding constraint values */ WhereTerm *pRangeStart = 0; /* Inequality constraint at range start */ WhereTerm *pRangeEnd = 0; /* Inequality constraint at range end */ int startEq; /* True if range start uses ==, >= or <= */ int endEq; /* True if range end uses ==, >= or <= */ int start_constraints; /* Start of range is constrained */ int nConstraint; /* Number of constraint terms */ Index *pIdx; /* The index we will be using */ int iIdxCur; /* The VDBE cursor for the index */ int nExtraReg = 0; /* Number of extra registers needed */ int op; /* Instruction opcode */ char *zStartAff; /* Affinity for start of range constraint */ | > > | | 125672 125673 125674 125675 125676 125677 125678 125679 125680 125681 125682 125683 125684 125685 125686 125687 125688 125689 125690 125691 125692 125693 125694 125695 125696 125697 125698 125699 125700 | static const u8 aEndOp[] = { OP_IdxGE, /* 0: (end_constraints && !bRev && !endEq) */ OP_IdxGT, /* 1: (end_constraints && !bRev && endEq) */ OP_IdxLE, /* 2: (end_constraints && bRev && !endEq) */ OP_IdxLT, /* 3: (end_constraints && bRev && endEq) */ }; u16 nEq = pLoop->u.btree.nEq; /* Number of == or IN terms */ u16 nBtm = pLoop->u.btree.nBtm; /* Length of BTM vector */ u16 nTop = pLoop->u.btree.nTop; /* Length of TOP vector */ int regBase; /* Base register holding constraint values */ WhereTerm *pRangeStart = 0; /* Inequality constraint at range start */ WhereTerm *pRangeEnd = 0; /* Inequality constraint at range end */ int startEq; /* True if range start uses ==, >= or <= */ int endEq; /* True if range end uses ==, >= or <= */ int start_constraints; /* Start of range is constrained */ int nConstraint; /* Number of constraint terms */ Index *pIdx; /* The index we will be using */ int iIdxCur; /* The VDBE cursor for the index */ int nExtraReg = 0; /* Number of extra registers needed */ int op; /* Instruction opcode */ char *zStartAff; /* Affinity for start of range constraint */ char *zEndAff = 0; /* Affinity for end of range constraint */ u8 bSeekPastNull = 0; /* True to seek past initial nulls */ u8 bStopAtNull = 0; /* Add condition to terminate at NULLs */ pIdx = pLoop->u.btree.pIndex; iIdxCur = pLevel->iIdxCur; assert( nEq>=pLoop->nSkip ); |
︙ | ︙ | |||
124736 124737 124738 124739 124740 124741 124742 | /* Find any inequality constraint terms for the start and end ** of the range. */ j = nEq; if( pLoop->wsFlags & WHERE_BTM_LIMIT ){ pRangeStart = pLoop->aLTerm[j++]; | | | | | | < | > > | > > | < < < < | | < < < < | > > > > > | 125720 125721 125722 125723 125724 125725 125726 125727 125728 125729 125730 125731 125732 125733 125734 125735 125736 125737 125738 125739 125740 125741 125742 125743 125744 125745 125746 125747 125748 125749 125750 125751 125752 125753 125754 125755 125756 125757 125758 125759 125760 125761 125762 125763 125764 125765 125766 125767 125768 125769 125770 125771 125772 125773 125774 125775 125776 125777 125778 125779 125780 125781 125782 125783 125784 125785 125786 125787 125788 125789 125790 125791 125792 125793 125794 125795 125796 125797 125798 125799 125800 125801 125802 125803 125804 125805 125806 125807 125808 125809 125810 125811 125812 125813 125814 125815 125816 125817 125818 125819 125820 125821 | /* Find any inequality constraint terms for the start and end ** of the range. */ j = nEq; if( pLoop->wsFlags & WHERE_BTM_LIMIT ){ pRangeStart = pLoop->aLTerm[j++]; nExtraReg = MAX(nExtraReg, pLoop->u.btree.nBtm); /* Like optimization range constraints always occur in pairs */ assert( (pRangeStart->wtFlags & TERM_LIKEOPT)==0 || (pLoop->wsFlags & WHERE_TOP_LIMIT)!=0 ); } if( pLoop->wsFlags & WHERE_TOP_LIMIT ){ pRangeEnd = pLoop->aLTerm[j++]; nExtraReg = MAX(nExtraReg, pLoop->u.btree.nTop); #ifndef SQLITE_LIKE_DOESNT_MATCH_BLOBS if( (pRangeEnd->wtFlags & TERM_LIKEOPT)!=0 ){ assert( pRangeStart!=0 ); /* LIKE opt constraints */ assert( pRangeStart->wtFlags & TERM_LIKEOPT ); /* occur in pairs */ pLevel->iLikeRepCntr = (u32)++pParse->nMem; sqlite3VdbeAddOp2(v, OP_Integer, 1, (int)pLevel->iLikeRepCntr); VdbeComment((v, "LIKE loop counter")); pLevel->addrLikeRep = sqlite3VdbeCurrentAddr(v); /* iLikeRepCntr actually stores 2x the counter register number. The ** bottom bit indicates whether the search order is ASC or DESC. */ testcase( bRev ); testcase( pIdx->aSortOrder[nEq]==SQLITE_SO_DESC ); assert( (bRev & ~1)==0 ); pLevel->iLikeRepCntr <<=1; pLevel->iLikeRepCntr |= bRev ^ (pIdx->aSortOrder[nEq]==SQLITE_SO_DESC); } #endif if( pRangeStart==0 ){ j = pIdx->aiColumn[nEq]; if( (j>=0 && pIdx->pTable->aCol[j].notNull==0) || j==XN_EXPR ){ bSeekPastNull = 1; } } } assert( pRangeEnd==0 || (pRangeEnd->wtFlags & TERM_VNULL)==0 ); /* If we are doing a reverse order scan on an ascending index, or ** a forward order scan on a descending index, interchange the ** start and end terms (pRangeStart and pRangeEnd). */ if( (nEq<pIdx->nKeyCol && bRev==(pIdx->aSortOrder[nEq]==SQLITE_SO_ASC)) || (bRev && pIdx->nKeyCol==nEq) ){ SWAP(WhereTerm *, pRangeEnd, pRangeStart); SWAP(u8, bSeekPastNull, bStopAtNull); SWAP(u8, nBtm, nTop); } /* Generate code to evaluate all constraint terms using == or IN ** and store the values of those terms in an array of registers ** starting at regBase. */ codeCursorHint(pTabItem, pWInfo, pLevel, pRangeEnd); regBase = codeAllEqualityTerms(pParse,pLevel,bRev,nExtraReg,&zStartAff); assert( zStartAff==0 || sqlite3Strlen30(zStartAff)>=nEq ); if( zStartAff && nTop ){ zEndAff = sqlite3DbStrDup(db, &zStartAff[nEq]); } addrNxt = pLevel->addrNxt; testcase( pRangeStart && (pRangeStart->eOperator & WO_LE)!=0 ); testcase( pRangeStart && (pRangeStart->eOperator & WO_GE)!=0 ); testcase( pRangeEnd && (pRangeEnd->eOperator & WO_LE)!=0 ); testcase( pRangeEnd && (pRangeEnd->eOperator & WO_GE)!=0 ); startEq = !pRangeStart || pRangeStart->eOperator & (WO_LE|WO_GE); endEq = !pRangeEnd || pRangeEnd->eOperator & (WO_LE|WO_GE); start_constraints = pRangeStart || nEq>0; /* Seek the index cursor to the start of the range. */ nConstraint = nEq; if( pRangeStart ){ Expr *pRight = pRangeStart->pExpr->pRight; codeExprOrVector(pParse, pRight, regBase+nEq, nBtm); whereLikeOptimizationStringFixup(v, pLevel, pRangeStart); if( (pRangeStart->wtFlags & TERM_VNULL)==0 && sqlite3ExprCanBeNull(pRight) ){ sqlite3VdbeAddOp2(v, OP_IsNull, regBase+nEq, addrNxt); VdbeCoverage(v); } if( zStartAff ){ updateRangeAffinityStr(pRight, nBtm, &zStartAff[nEq]); } nConstraint += nBtm; testcase( pRangeStart->wtFlags & TERM_VIRTUAL ); if( sqlite3ExprIsVector(pRight)==0 ){ disableTerm(pLevel, pRangeStart); }else{ startEq = 1; } bSeekPastNull = 0; }else if( bSeekPastNull ){ sqlite3VdbeAddOp2(v, OP_Null, 0, regBase+nEq); nConstraint++; startEq = 0; start_constraints = 1; } |
︙ | ︙ | |||
124856 124857 124858 124859 124860 124861 124862 | /* Load the value for the inequality constraint at the end of the ** range (if any). */ nConstraint = nEq; if( pRangeEnd ){ Expr *pRight = pRangeEnd->pExpr->pRight; sqlite3ExprCacheRemove(pParse, regBase+nEq, 1); | | | | < | > > | > > > > > > > < < | 125840 125841 125842 125843 125844 125845 125846 125847 125848 125849 125850 125851 125852 125853 125854 125855 125856 125857 125858 125859 125860 125861 125862 125863 125864 125865 125866 125867 125868 125869 125870 125871 125872 125873 125874 125875 125876 125877 125878 125879 125880 125881 125882 125883 125884 125885 125886 125887 125888 125889 125890 125891 125892 125893 125894 125895 125896 125897 | /* Load the value for the inequality constraint at the end of the ** range (if any). */ nConstraint = nEq; if( pRangeEnd ){ Expr *pRight = pRangeEnd->pExpr->pRight; sqlite3ExprCacheRemove(pParse, regBase+nEq, 1); codeExprOrVector(pParse, pRight, regBase+nEq, nTop); whereLikeOptimizationStringFixup(v, pLevel, pRangeEnd); if( (pRangeEnd->wtFlags & TERM_VNULL)==0 && sqlite3ExprCanBeNull(pRight) ){ sqlite3VdbeAddOp2(v, OP_IsNull, regBase+nEq, addrNxt); VdbeCoverage(v); } if( zEndAff ){ updateRangeAffinityStr(pRight, nTop, zEndAff); codeApplyAffinity(pParse, regBase+nEq, nTop, zEndAff); }else{ assert( pParse->db->mallocFailed ); } nConstraint += nTop; testcase( pRangeEnd->wtFlags & TERM_VIRTUAL ); if( sqlite3ExprIsVector(pRight)==0 ){ disableTerm(pLevel, pRangeEnd); }else{ endEq = 1; } }else if( bStopAtNull ){ sqlite3VdbeAddOp2(v, OP_Null, 0, regBase+nEq); endEq = 0; nConstraint++; } sqlite3DbFree(db, zStartAff); sqlite3DbFree(db, zEndAff); /* Top of the loop body */ pLevel->p2 = sqlite3VdbeCurrentAddr(v); /* Check if the index cursor is past the end of the range. */ if( nConstraint ){ op = aEndOp[bRev*2 + endEq]; sqlite3VdbeAddOp4Int(v, op, iIdxCur, addrNxt, regBase, nConstraint); testcase( op==OP_IdxGT ); VdbeCoverageIf(v, op==OP_IdxGT ); testcase( op==OP_IdxGE ); VdbeCoverageIf(v, op==OP_IdxGE ); testcase( op==OP_IdxLT ); VdbeCoverageIf(v, op==OP_IdxLT ); testcase( op==OP_IdxLE ); VdbeCoverageIf(v, op==OP_IdxLE ); } /* Seek the table cursor, if required */ if( omitTable ){ /* pIdx is a covering index. No need to access the main table. */ }else if( HasRowid(pIdx->pTable) ){ if( (pWInfo->wctrlFlags & WHERE_SEEK_TABLE)!=0 ){ iRowidReg = ++pParse->nMem; sqlite3VdbeAddOp2(v, OP_IdxRowid, iIdxCur, iRowidReg); sqlite3ExprCacheStore(pParse, iCur, -1, iRowidReg); |
︙ | ︙ | |||
124917 124918 124919 124920 124921 124922 124923 | k = sqlite3ColumnOfIndex(pIdx, pPk->aiColumn[j]); sqlite3VdbeAddOp3(v, OP_Column, iIdxCur, k, iRowidReg+j); } sqlite3VdbeAddOp4Int(v, OP_NotFound, iCur, addrCont, iRowidReg, pPk->nKeyCol); VdbeCoverage(v); } | | < < | 125907 125908 125909 125910 125911 125912 125913 125914 125915 125916 125917 125918 125919 125920 125921 | k = sqlite3ColumnOfIndex(pIdx, pPk->aiColumn[j]); sqlite3VdbeAddOp3(v, OP_Column, iIdxCur, k, iRowidReg+j); } sqlite3VdbeAddOp4Int(v, OP_NotFound, iCur, addrCont, iRowidReg, pPk->nKeyCol); VdbeCoverage(v); } /* Record the instruction used to terminate the loop. */ if( pLoop->wsFlags & WHERE_ONEROW ){ pLevel->op = OP_Noop; }else if( bRev ){ pLevel->op = OP_Prev; }else{ pLevel->op = OP_Next; } |
︙ | ︙ | |||
124996 124997 124998 124999 125000 125001 125002 | int iLoopBody = sqlite3VdbeMakeLabel(v); /* Start of loop body */ int iRetInit; /* Address of regReturn init */ int untestedTerms = 0; /* Some terms not completely tested */ int ii; /* Loop counter */ u16 wctrlFlags; /* Flags for sub-WHERE clause */ Expr *pAndExpr = 0; /* An ".. AND (...)" expression */ Table *pTab = pTabItem->pTab; | | | 125984 125985 125986 125987 125988 125989 125990 125991 125992 125993 125994 125995 125996 125997 125998 | int iLoopBody = sqlite3VdbeMakeLabel(v); /* Start of loop body */ int iRetInit; /* Address of regReturn init */ int untestedTerms = 0; /* Some terms not completely tested */ int ii; /* Loop counter */ u16 wctrlFlags; /* Flags for sub-WHERE clause */ Expr *pAndExpr = 0; /* An ".. AND (...)" expression */ Table *pTab = pTabItem->pTab; pTerm = pLoop->aLTerm[0]; assert( pTerm!=0 ); assert( pTerm->eOperator & WO_OR ); assert( (pTerm->wtFlags & TERM_ORINFO)!=0 ); pOrWc = &pTerm->u.pOrInfo->wc; pLevel->op = OP_Return; pLevel->p1 = regReturn; |
︙ | ︙ | |||
125297 125298 125299 125300 125301 125302 125303 | ** ** Example: If the WHERE clause contains "t1.a=t2.b" and "t2.b=123" ** and we are coding the t1 loop and the t2 loop has not yet coded, ** then we cannot use the "t1.a=t2.b" constraint, but we can code ** the implied "t1.a=123" constraint. */ for(pTerm=pWC->a, j=pWC->nTerm; j>0; j--, pTerm++){ | | < < | | | < < | 126285 126286 126287 126288 126289 126290 126291 126292 126293 126294 126295 126296 126297 126298 126299 126300 126301 126302 126303 126304 126305 126306 126307 126308 126309 126310 126311 126312 126313 126314 126315 126316 126317 126318 126319 | ** ** Example: If the WHERE clause contains "t1.a=t2.b" and "t2.b=123" ** and we are coding the t1 loop and the t2 loop has not yet coded, ** then we cannot use the "t1.a=t2.b" constraint, but we can code ** the implied "t1.a=123" constraint. */ for(pTerm=pWC->a, j=pWC->nTerm; j>0; j--, pTerm++){ Expr *pE, sEAlt; WhereTerm *pAlt; if( pTerm->wtFlags & (TERM_VIRTUAL|TERM_CODED) ) continue; if( (pTerm->eOperator & (WO_EQ|WO_IS))==0 ) continue; if( (pTerm->eOperator & WO_EQUIV)==0 ) continue; if( pTerm->leftCursor!=iCur ) continue; if( pLevel->iLeftJoin ) continue; pE = pTerm->pExpr; assert( !ExprHasProperty(pE, EP_FromJoin) ); assert( (pTerm->prereqRight & pLevel->notReady)!=0 ); pAlt = sqlite3WhereFindTerm(pWC, iCur, pTerm->u.leftColumn, notReady, WO_EQ|WO_IN|WO_IS, 0); if( pAlt==0 ) continue; if( pAlt->wtFlags & (TERM_CODED) ) continue; testcase( pAlt->eOperator & WO_EQ ); testcase( pAlt->eOperator & WO_IS ); testcase( pAlt->eOperator & WO_IN ); VdbeModuleComment((v, "begin transitive constraint")); sEAlt = *pAlt->pExpr; sEAlt.pLeft = pE->pLeft; sqlite3ExprIfFalse(pParse, &sEAlt, addrCont, SQLITE_JUMPIFNULL); } /* For a LEFT OUTER JOIN, generate code that will record the fact that ** at least one row of the right table has matched the left table. */ if( pLevel->iLeftJoin ){ pLevel->addrFirst = sqlite3VdbeCurrentAddr(v); |
︙ | ︙ | |||
125430 125431 125432 125433 125434 125435 125436 | return 0; } memcpy(pWC->a, pOld, sizeof(pWC->a[0])*pWC->nTerm); if( pOld!=pWC->aStatic ){ sqlite3DbFree(db, pOld); } pWC->nSlot = sqlite3DbMallocSize(db, pWC->a)/sizeof(pWC->a[0]); | < > > | | 126414 126415 126416 126417 126418 126419 126420 126421 126422 126423 126424 126425 126426 126427 126428 126429 126430 126431 126432 126433 126434 126435 126436 126437 126438 126439 126440 126441 126442 126443 126444 126445 126446 126447 | return 0; } memcpy(pWC->a, pOld, sizeof(pWC->a[0])*pWC->nTerm); if( pOld!=pWC->aStatic ){ sqlite3DbFree(db, pOld); } pWC->nSlot = sqlite3DbMallocSize(db, pWC->a)/sizeof(pWC->a[0]); } pTerm = &pWC->a[idx = pWC->nTerm++]; if( p && ExprHasProperty(p, EP_Unlikely) ){ pTerm->truthProb = sqlite3LogEst(p->iTable) - 270; }else{ pTerm->truthProb = 1; } pTerm->pExpr = sqlite3ExprSkipCollate(p); pTerm->wtFlags = wtFlags; pTerm->pWC = pWC; pTerm->iParent = -1; memset(&pTerm->eOperator, 0, sizeof(WhereTerm) - offsetof(WhereTerm,eOperator)); return idx; } /* ** Return TRUE if the given operator is one of the operators that is ** allowed for an indexable WHERE clause term. The allowed operators are ** "=", "<", ">", "<=", ">=", "IN", "IS", and "IS NULL" */ static int allowedOp(int op){ assert( TK_GT>TK_EQ && TK_GT<TK_GE ); assert( TK_LT>TK_EQ && TK_LT<TK_GE ); assert( TK_LE>TK_EQ && TK_LE<TK_GE ); assert( TK_GE==TK_EQ+4 ); return op==TK_IN || (op>=TK_EQ && op<=TK_GE) || op==TK_ISNULL || op==TK_IS; |
︙ | ︙ | |||
125643 125644 125645 125646 125647 125648 125649 | ** ** If it is then return TRUE. If not, return FALSE. */ static int isMatchOfColumn( Expr *pExpr, /* Test this expression */ unsigned char *peOp2 /* OUT: 0 for MATCH, or else an op2 value */ ){ | | | 126628 126629 126630 126631 126632 126633 126634 126635 126636 126637 126638 126639 126640 126641 126642 | ** ** If it is then return TRUE. If not, return FALSE. */ static int isMatchOfColumn( Expr *pExpr, /* Test this expression */ unsigned char *peOp2 /* OUT: 0 for MATCH, or else an op2 value */ ){ static const struct Op2 { const char *zOp; unsigned char eOp2; } aOp[] = { { "match", SQLITE_INDEX_CONSTRAINT_MATCH }, { "glob", SQLITE_INDEX_CONSTRAINT_GLOB }, { "like", SQLITE_INDEX_CONSTRAINT_LIKE }, { "regexp", SQLITE_INDEX_CONSTRAINT_REGEXP } |
︙ | ︙ | |||
126176 126177 126178 126179 126180 126181 126182 | /* ** Expression pExpr is one operand of a comparison operator that might ** be useful for indexing. This routine checks to see if pExpr appears ** in any index. Return TRUE (1) if pExpr is an indexed term and return ** FALSE (0) if not. If TRUE is returned, also set *piCur to the cursor ** number of the table that is indexed and *piColumn to the column number | | > > > > > > > > > > > > > | | | 127161 127162 127163 127164 127165 127166 127167 127168 127169 127170 127171 127172 127173 127174 127175 127176 127177 127178 127179 127180 127181 127182 127183 127184 127185 127186 127187 127188 127189 127190 127191 127192 127193 127194 127195 127196 127197 127198 127199 127200 127201 127202 127203 127204 127205 127206 127207 127208 127209 127210 127211 127212 127213 127214 127215 127216 127217 127218 127219 | /* ** Expression pExpr is one operand of a comparison operator that might ** be useful for indexing. This routine checks to see if pExpr appears ** in any index. Return TRUE (1) if pExpr is an indexed term and return ** FALSE (0) if not. If TRUE is returned, also set *piCur to the cursor ** number of the table that is indexed and *piColumn to the column number ** of the column that is indexed, or XN_EXPR (-2) if an expression is being ** indexed. ** ** If pExpr is a TK_COLUMN column reference, then this routine always returns ** true even if that particular column is not indexed, because the column ** might be added to an automatic index later. */ static int exprMightBeIndexed( SrcList *pFrom, /* The FROM clause */ int op, /* The specific comparison operator */ Bitmask mPrereq, /* Bitmask of FROM clause terms referenced by pExpr */ Expr *pExpr, /* An operand of a comparison operator */ int *piCur, /* Write the referenced table cursor number here */ int *piColumn /* Write the referenced table column number here */ ){ Index *pIdx; int i; int iCur; /* If this expression is a vector to the left or right of a ** inequality constraint (>, <, >= or <=), perform the processing ** on the first element of the vector. */ assert( TK_GT+1==TK_LE && TK_GT+2==TK_LT && TK_GT+3==TK_GE ); assert( TK_IS<TK_GE && TK_ISNULL<TK_GE && TK_IN<TK_GE ); assert( op<=TK_GE ); if( pExpr->op==TK_VECTOR && (op>=TK_GT && ALWAYS(op<=TK_GE)) ){ pExpr = pExpr->x.pList->a[0].pExpr; } if( pExpr->op==TK_COLUMN ){ *piCur = pExpr->iTable; *piColumn = pExpr->iColumn; return 1; } if( mPrereq==0 ) return 0; /* No table references */ if( (mPrereq&(mPrereq-1))!=0 ) return 0; /* Refs more than one table */ for(i=0; mPrereq>1; i++, mPrereq>>=1){} iCur = pFrom->a[i].iCursor; for(pIdx=pFrom->a[i].pTab->pIndex; pIdx; pIdx=pIdx->pNext){ if( pIdx->aColExpr==0 ) continue; for(i=0; i<pIdx->nKeyCol; i++){ if( pIdx->aiColumn[i]!=XN_EXPR ) continue; if( sqlite3ExprCompare(pExpr, pIdx->aColExpr->a[i].pExpr, iCur)==0 ){ *piCur = iCur; *piColumn = XN_EXPR; return 1; } } } return 0; } |
︙ | ︙ | |||
126264 126265 126266 126267 126268 126269 126270 126271 126272 126273 126274 126275 126276 126277 | pMaskSet = &pWInfo->sMaskSet; pExpr = pTerm->pExpr; assert( pExpr->op!=TK_AS && pExpr->op!=TK_COLLATE ); prereqLeft = sqlite3WhereExprUsage(pMaskSet, pExpr->pLeft); op = pExpr->op; if( op==TK_IN ){ assert( pExpr->pRight==0 ); if( ExprHasProperty(pExpr, EP_xIsSelect) ){ pTerm->prereqRight = exprSelectUsage(pMaskSet, pExpr->x.pSelect); }else{ pTerm->prereqRight = sqlite3WhereExprListUsage(pMaskSet, pExpr->x.pList); } }else if( op==TK_ISNULL ){ pTerm->prereqRight = 0; | > | 127262 127263 127264 127265 127266 127267 127268 127269 127270 127271 127272 127273 127274 127275 127276 | pMaskSet = &pWInfo->sMaskSet; pExpr = pTerm->pExpr; assert( pExpr->op!=TK_AS && pExpr->op!=TK_COLLATE ); prereqLeft = sqlite3WhereExprUsage(pMaskSet, pExpr->pLeft); op = pExpr->op; if( op==TK_IN ){ assert( pExpr->pRight==0 ); if( sqlite3ExprCheckIN(pParse, pExpr) ) return; if( ExprHasProperty(pExpr, EP_xIsSelect) ){ pTerm->prereqRight = exprSelectUsage(pMaskSet, pExpr->x.pSelect); }else{ pTerm->prereqRight = sqlite3WhereExprListUsage(pMaskSet, pExpr->x.pList); } }else if( op==TK_ISNULL ){ pTerm->prereqRight = 0; |
︙ | ︙ | |||
126290 126291 126292 126293 126294 126295 126296 | pTerm->iParent = -1; pTerm->eOperator = 0; if( allowedOp(op) ){ int iCur, iColumn; Expr *pLeft = sqlite3ExprSkipCollate(pExpr->pLeft); Expr *pRight = sqlite3ExprSkipCollate(pExpr->pRight); u16 opMask = (pTerm->prereqRight & prereqLeft)==0 ? WO_ALL : WO_EQUIV; | > > > > > > > | | > | 127289 127290 127291 127292 127293 127294 127295 127296 127297 127298 127299 127300 127301 127302 127303 127304 127305 127306 127307 127308 127309 127310 127311 127312 127313 127314 127315 127316 127317 127318 127319 127320 127321 127322 | pTerm->iParent = -1; pTerm->eOperator = 0; if( allowedOp(op) ){ int iCur, iColumn; Expr *pLeft = sqlite3ExprSkipCollate(pExpr->pLeft); Expr *pRight = sqlite3ExprSkipCollate(pExpr->pRight); u16 opMask = (pTerm->prereqRight & prereqLeft)==0 ? WO_ALL : WO_EQUIV; if( pTerm->iField>0 ){ assert( op==TK_IN ); assert( pLeft->op==TK_VECTOR ); pLeft = pLeft->x.pList->a[pTerm->iField-1].pExpr; } if( exprMightBeIndexed(pSrc, op, prereqLeft, pLeft, &iCur, &iColumn) ){ pTerm->leftCursor = iCur; pTerm->u.leftColumn = iColumn; pTerm->eOperator = operatorMask(op) & opMask; } if( op==TK_IS ) pTerm->wtFlags |= TERM_IS; if( pRight && exprMightBeIndexed(pSrc, op, pTerm->prereqRight, pRight, &iCur,&iColumn) ){ WhereTerm *pNew; Expr *pDup; u16 eExtraOp = 0; /* Extra bits for pNew->eOperator */ assert( pTerm->iField==0 ); if( pTerm->leftCursor>=0 ){ int idxNew; pDup = sqlite3ExprDup(db, pExpr, 0); if( db->mallocFailed ){ sqlite3ExprDelete(db, pDup); return; } |
︙ | ︙ | |||
126504 126505 126506 126507 126508 126509 126510 126511 126512 126513 126514 126515 126516 126517 | markTermAsChild(pWC, idxNew, idxTerm); pTerm = &pWC->a[idxTerm]; pTerm->wtFlags |= TERM_COPIED; pNewTerm->prereqAll = pTerm->prereqAll; } } #endif /* SQLITE_OMIT_VIRTUALTABLE */ #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 /* When sqlite_stat3 histogram data is available an operator of the ** form "x IS NOT NULL" can sometimes be evaluated more efficiently ** as "x>NULL" if x is not an INTEGER PRIMARY KEY. So construct a ** virtual term of that form. ** | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 127511 127512 127513 127514 127515 127516 127517 127518 127519 127520 127521 127522 127523 127524 127525 127526 127527 127528 127529 127530 127531 127532 127533 127534 127535 127536 127537 127538 127539 127540 127541 127542 127543 127544 127545 127546 127547 127548 127549 127550 127551 127552 127553 127554 127555 127556 127557 127558 127559 127560 127561 127562 127563 127564 127565 127566 127567 127568 127569 127570 127571 127572 127573 127574 127575 127576 127577 | markTermAsChild(pWC, idxNew, idxTerm); pTerm = &pWC->a[idxTerm]; pTerm->wtFlags |= TERM_COPIED; pNewTerm->prereqAll = pTerm->prereqAll; } } #endif /* SQLITE_OMIT_VIRTUALTABLE */ /* If there is a vector == or IS term - e.g. "(a, b) == (?, ?)" - create ** new terms for each component comparison - "a = ?" and "b = ?". The ** new terms completely replace the original vector comparison, which is ** no longer used. ** ** This is only required if at least one side of the comparison operation ** is not a sub-select. */ if( pWC->op==TK_AND && (pExpr->op==TK_EQ || pExpr->op==TK_IS) && sqlite3ExprIsVector(pExpr->pLeft) && ( (pExpr->pLeft->flags & EP_xIsSelect)==0 || (pExpr->pRight->flags & EP_xIsSelect)==0 )){ int nLeft = sqlite3ExprVectorSize(pExpr->pLeft); int i; assert( nLeft==sqlite3ExprVectorSize(pExpr->pRight) ); for(i=0; i<nLeft; i++){ int idxNew; Expr *pNew; Expr *pLeft = sqlite3ExprForVectorField(pParse, pExpr->pLeft, i); Expr *pRight = sqlite3ExprForVectorField(pParse, pExpr->pRight, i); pNew = sqlite3PExpr(pParse, pExpr->op, pLeft, pRight, 0); idxNew = whereClauseInsert(pWC, pNew, TERM_DYNAMIC); exprAnalyze(pSrc, pWC, idxNew); } pTerm = &pWC->a[idxTerm]; pTerm->wtFlags = TERM_CODED|TERM_VIRTUAL; /* Disable the original */ pTerm->eOperator = 0; } /* If there is a vector IN term - e.g. "(a, b) IN (SELECT ...)" - create ** a virtual term for each vector component. The expression object ** used by each such virtual term is pExpr (the full vector IN(...) ** expression). The WhereTerm.iField variable identifies the index within ** the vector on the LHS that the virtual term represents. ** ** This only works if the RHS is a simple SELECT, not a compound */ if( pWC->op==TK_AND && pExpr->op==TK_IN && pTerm->iField==0 && pExpr->pLeft->op==TK_VECTOR && pExpr->x.pSelect->pPrior==0 ){ int i; for(i=0; i<sqlite3ExprVectorSize(pExpr->pLeft); i++){ int idxNew; idxNew = whereClauseInsert(pWC, pExpr, TERM_VIRTUAL); pWC->a[idxNew].iField = i+1; exprAnalyze(pSrc, pWC, idxNew); markTermAsChild(pWC, idxNew, idxTerm); } } #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 /* When sqlite_stat3 histogram data is available an operator of the ** form "x IS NOT NULL" can sometimes be evaluated more efficiently ** as "x>NULL" if x is not an INTEGER PRIMARY KEY. So construct a ** virtual term of that form. ** |
︙ | ︙ | |||
126525 126526 126527 126528 126529 126530 126531 | Expr *pNewExpr; Expr *pLeft = pExpr->pLeft; int idxNew; WhereTerm *pNewTerm; pNewExpr = sqlite3PExpr(pParse, TK_GT, sqlite3ExprDup(db, pLeft, 0), | | | 127585 127586 127587 127588 127589 127590 127591 127592 127593 127594 127595 127596 127597 127598 127599 | Expr *pNewExpr; Expr *pLeft = pExpr->pLeft; int idxNew; WhereTerm *pNewTerm; pNewExpr = sqlite3PExpr(pParse, TK_GT, sqlite3ExprDup(db, pLeft, 0), sqlite3ExprAlloc(db, TK_NULL, 0, 0), 0); idxNew = whereClauseInsert(pWC, pNewExpr, TERM_VIRTUAL|TERM_DYNAMIC|TERM_VNULL); if( idxNew ){ pNewTerm = &pWC->a[idxNew]; pNewTerm->prereqRight = 0; pNewTerm->leftCursor = pLeft->iTable; |
︙ | ︙ | |||
126628 126629 126630 126631 126632 126633 126634 | /* ** These routines walk (recursively) an expression tree and generate ** a bitmask indicating which tables are used in that expression ** tree. */ SQLITE_PRIVATE Bitmask sqlite3WhereExprUsage(WhereMaskSet *pMaskSet, Expr *p){ | | > | | 127688 127689 127690 127691 127692 127693 127694 127695 127696 127697 127698 127699 127700 127701 127702 127703 127704 127705 127706 127707 127708 127709 | /* ** These routines walk (recursively) an expression tree and generate ** a bitmask indicating which tables are used in that expression ** tree. */ SQLITE_PRIVATE Bitmask sqlite3WhereExprUsage(WhereMaskSet *pMaskSet, Expr *p){ Bitmask mask; if( p==0 ) return 0; if( p->op==TK_COLUMN ){ mask = sqlite3WhereGetMask(pMaskSet, p->iTable); return mask; } assert( !ExprHasProperty(p, EP_TokenOnly) ); mask = p->pRight ? sqlite3WhereExprUsage(pMaskSet, p->pRight) : 0; if( p->pLeft ) mask |= sqlite3WhereExprUsage(pMaskSet, p->pLeft); if( ExprHasProperty(p, EP_xIsSelect) ){ mask |= exprSelectUsage(pMaskSet, p->x.pSelect); }else if( p->x.pList ){ mask |= sqlite3WhereExprListUsage(pMaskSet, p->x.pList); } return mask; |
︙ | ︙ | |||
126702 126703 126704 126705 126706 126707 126708 | for(j=k=0; j<pArgs->nExpr; j++){ while( k<pTab->nCol && (pTab->aCol[k].colFlags & COLFLAG_HIDDEN)==0 ){k++;} if( k>=pTab->nCol ){ sqlite3ErrorMsg(pParse, "too many arguments on %s() - max %d", pTab->zName, j); return; } | | | 127763 127764 127765 127766 127767 127768 127769 127770 127771 127772 127773 127774 127775 127776 127777 | for(j=k=0; j<pArgs->nExpr; j++){ while( k<pTab->nCol && (pTab->aCol[k].colFlags & COLFLAG_HIDDEN)==0 ){k++;} if( k>=pTab->nCol ){ sqlite3ErrorMsg(pParse, "too many arguments on %s() - max %d", pTab->zName, j); return; } pColRef = sqlite3ExprAlloc(pParse->db, TK_COLUMN, 0, 0); if( pColRef==0 ) return; pColRef->iTable = pItem->iCursor; pColRef->iColumn = k++; pColRef->pTab = pTab; pTerm = sqlite3PExpr(pParse, TK_EQ, pColRef, sqlite3ExprDup(pParse->db, pArgs->a[j].pExpr, 0), 0); whereClauseInsert(pWC, pTerm, TERM_DYNAMIC); |
︙ | ︙ | |||
127368 127369 127370 127371 127372 127373 127374 | int addrCounter = 0; /* Address where integer counter is initialized */ int regBase; /* Array of registers where record is assembled */ /* Generate code to skip over the creation and initialization of the ** transient index on 2nd and subsequent iterations of the loop. */ v = pParse->pVdbe; assert( v!=0 ); | | | 128429 128430 128431 128432 128433 128434 128435 128436 128437 128438 128439 128440 128441 128442 128443 | int addrCounter = 0; /* Address where integer counter is initialized */ int regBase; /* Array of registers where record is assembled */ /* Generate code to skip over the creation and initialization of the ** transient index on 2nd and subsequent iterations of the loop. */ v = pParse->pVdbe; assert( v!=0 ); addrInit = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v); /* Count the number of columns that will be added to the index ** and used to match WHERE clause constraints */ nKeyCol = 0; pTable = pSrc->pTab; pWCEnd = &pWC->a[pWC->nTerm]; pLoop = pLevel->pWLoop; |
︙ | ︙ | |||
127543 127544 127545 127546 127547 127548 127549 | ** by passing the pointer returned by this function to sqlite3_free(). */ static sqlite3_index_info *allocateIndexInfo( Parse *pParse, WhereClause *pWC, Bitmask mUnusable, /* Ignore terms with these prereqs */ struct SrcList_item *pSrc, | | > > | 128604 128605 128606 128607 128608 128609 128610 128611 128612 128613 128614 128615 128616 128617 128618 128619 128620 128621 128622 128623 128624 128625 128626 128627 128628 128629 | ** by passing the pointer returned by this function to sqlite3_free(). */ static sqlite3_index_info *allocateIndexInfo( Parse *pParse, WhereClause *pWC, Bitmask mUnusable, /* Ignore terms with these prereqs */ struct SrcList_item *pSrc, ExprList *pOrderBy, u16 *pmNoOmit /* Mask of terms not to omit */ ){ int i, j; int nTerm; struct sqlite3_index_constraint *pIdxCons; struct sqlite3_index_orderby *pIdxOrderBy; struct sqlite3_index_constraint_usage *pUsage; WhereTerm *pTerm; int nOrderBy; sqlite3_index_info *pIdxInfo; u16 mNoOmit = 0; /* Count the number of possible WHERE clause constraints referring ** to this virtual table */ for(i=nTerm=0, pTerm=pWC->a; i<pWC->nTerm; i++, pTerm++){ if( pTerm->leftCursor != pSrc->iCursor ) continue; if( pTerm->prereqRight & mUnusable ) continue; assert( IsPowerOfTwo(pTerm->eOperator & ~WO_EQUIV) ); |
︙ | ︙ | |||
127641 127642 127643 127644 127645 127646 127647 127648 127649 127650 127651 127652 127653 127654 127655 127656 127657 127658 127659 127660 127661 127662 | assert( WO_EQ==SQLITE_INDEX_CONSTRAINT_EQ ); assert( WO_LT==SQLITE_INDEX_CONSTRAINT_LT ); assert( WO_LE==SQLITE_INDEX_CONSTRAINT_LE ); assert( WO_GT==SQLITE_INDEX_CONSTRAINT_GT ); assert( WO_GE==SQLITE_INDEX_CONSTRAINT_GE ); assert( WO_MATCH==SQLITE_INDEX_CONSTRAINT_MATCH ); assert( pTerm->eOperator & (WO_IN|WO_EQ|WO_LT|WO_LE|WO_GT|WO_GE|WO_MATCH) ); j++; } for(i=0; i<nOrderBy; i++){ Expr *pExpr = pOrderBy->a[i].pExpr; pIdxOrderBy[i].iColumn = pExpr->iColumn; pIdxOrderBy[i].desc = pOrderBy->a[i].sortOrder; } return pIdxInfo; } /* ** The table object reference passed as the second argument to this function ** must represent a virtual table. This function invokes the xBestIndex() ** method of the virtual table with the sqlite3_index_info object that | > > > > > > > > > > | 128704 128705 128706 128707 128708 128709 128710 128711 128712 128713 128714 128715 128716 128717 128718 128719 128720 128721 128722 128723 128724 128725 128726 128727 128728 128729 128730 128731 128732 128733 128734 128735 | assert( WO_EQ==SQLITE_INDEX_CONSTRAINT_EQ ); assert( WO_LT==SQLITE_INDEX_CONSTRAINT_LT ); assert( WO_LE==SQLITE_INDEX_CONSTRAINT_LE ); assert( WO_GT==SQLITE_INDEX_CONSTRAINT_GT ); assert( WO_GE==SQLITE_INDEX_CONSTRAINT_GE ); assert( WO_MATCH==SQLITE_INDEX_CONSTRAINT_MATCH ); assert( pTerm->eOperator & (WO_IN|WO_EQ|WO_LT|WO_LE|WO_GT|WO_GE|WO_MATCH) ); if( op & (WO_LT|WO_LE|WO_GT|WO_GE) && sqlite3ExprIsVector(pTerm->pExpr->pRight) ){ if( i<16 ) mNoOmit |= (1 << i); if( op==WO_LT ) pIdxCons[j].op = WO_LE; if( op==WO_GT ) pIdxCons[j].op = WO_GE; } j++; } for(i=0; i<nOrderBy; i++){ Expr *pExpr = pOrderBy->a[i].pExpr; pIdxOrderBy[i].iColumn = pExpr->iColumn; pIdxOrderBy[i].desc = pOrderBy->a[i].sortOrder; } *pmNoOmit = mNoOmit; return pIdxInfo; } /* ** The table object reference passed as the second argument to this function ** must represent a virtual table. This function invokes the xBestIndex() ** method of the virtual table with the sqlite3_index_info object that |
︙ | ︙ | |||
127924 127925 127926 127927 127928 127929 127930 | } #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 /* ** Return the affinity for a single column of an index. */ | | | 128997 128998 128999 129000 129001 129002 129003 129004 129005 129006 129007 129008 129009 129010 129011 | } #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 /* ** Return the affinity for a single column of an index. */ SQLITE_PRIVATE char sqlite3IndexColumnAffinity(sqlite3 *db, Index *pIdx, int iCol){ assert( iCol>=0 && iCol<pIdx->nColumn ); if( !pIdx->zColAff ){ if( sqlite3IndexAffinityStr(db, pIdx)==0 ) return SQLITE_AFF_BLOB; } return pIdx->zColAff[iCol]; } #endif |
︙ | ︙ | |||
128101 128102 128103 128104 128105 128106 128107 | Index *p = pLoop->u.btree.pIndex; int nEq = pLoop->u.btree.nEq; if( p->nSample>0 && nEq<p->nSampleCol ){ if( nEq==pBuilder->nRecValid ){ UnpackedRecord *pRec = pBuilder->pRec; tRowcnt a[2]; | | > | 129174 129175 129176 129177 129178 129179 129180 129181 129182 129183 129184 129185 129186 129187 129188 129189 | Index *p = pLoop->u.btree.pIndex; int nEq = pLoop->u.btree.nEq; if( p->nSample>0 && nEq<p->nSampleCol ){ if( nEq==pBuilder->nRecValid ){ UnpackedRecord *pRec = pBuilder->pRec; tRowcnt a[2]; int nBtm = pLoop->u.btree.nBtm; int nTop = pLoop->u.btree.nTop; /* Variable iLower will be set to the estimate of the number of rows in ** the index that are less than the lower bound of the range query. The ** lower bound being the concatenation of $P and $L, where $P is the ** key-prefix formed by the nEq values matched against the nEq left-most ** columns of the index, and $L is the value in pLower. ** |
︙ | ︙ | |||
128131 128132 128133 128134 128135 128136 128137 | int iLwrIdx = -2; /* aSample[] for the lower bound */ int iUprIdx = -1; /* aSample[] for the upper bound */ if( pRec ){ testcase( pRec->nField!=pBuilder->nRecValid ); pRec->nField = pBuilder->nRecValid; } | < < > | | | > > | | | | > > | | 129205 129206 129207 129208 129209 129210 129211 129212 129213 129214 129215 129216 129217 129218 129219 129220 129221 129222 129223 129224 129225 129226 129227 129228 129229 129230 129231 129232 129233 129234 129235 129236 129237 129238 129239 129240 129241 129242 129243 129244 129245 129246 129247 129248 129249 129250 129251 129252 129253 129254 129255 129256 129257 129258 129259 129260 129261 129262 129263 129264 129265 129266 129267 | int iLwrIdx = -2; /* aSample[] for the lower bound */ int iUprIdx = -1; /* aSample[] for the upper bound */ if( pRec ){ testcase( pRec->nField!=pBuilder->nRecValid ); pRec->nField = pBuilder->nRecValid; } /* Determine iLower and iUpper using ($P) only. */ if( nEq==0 ){ iLower = 0; iUpper = p->nRowEst0; }else{ /* Note: this call could be optimized away - since the same values must ** have been requested when testing key $P in whereEqualScanEst(). */ whereKeyStats(pParse, p, pRec, 0, a); iLower = a[0]; iUpper = a[0] + a[1]; } assert( pLower==0 || (pLower->eOperator & (WO_GT|WO_GE))!=0 ); assert( pUpper==0 || (pUpper->eOperator & (WO_LT|WO_LE))!=0 ); assert( p->aSortOrder!=0 ); if( p->aSortOrder[nEq] ){ /* The roles of pLower and pUpper are swapped for a DESC index */ SWAP(WhereTerm*, pLower, pUpper); SWAP(int, nBtm, nTop); } /* If possible, improve on the iLower estimate using ($P:$L). */ if( pLower ){ int n; /* Values extracted from pExpr */ Expr *pExpr = pLower->pExpr->pRight; rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, nBtm, nEq, &n); if( rc==SQLITE_OK && n ){ tRowcnt iNew; u16 mask = WO_GT|WO_LE; if( sqlite3ExprVectorSize(pExpr)>n ) mask = (WO_LE|WO_LT); iLwrIdx = whereKeyStats(pParse, p, pRec, 0, a); iNew = a[0] + ((pLower->eOperator & mask) ? a[1] : 0); if( iNew>iLower ) iLower = iNew; nOut--; pLower = 0; } } /* If possible, improve on the iUpper estimate using ($P:$U). */ if( pUpper ){ int n; /* Values extracted from pExpr */ Expr *pExpr = pUpper->pExpr->pRight; rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, nTop, nEq, &n); if( rc==SQLITE_OK && n ){ tRowcnt iNew; u16 mask = WO_GT|WO_LE; if( sqlite3ExprVectorSize(pExpr)>n ) mask = (WO_LE|WO_LT); iUprIdx = whereKeyStats(pParse, p, pRec, 1, a); iNew = a[0] + ((pUpper->eOperator & mask) ? a[1] : 0); if( iNew<iUpper ) iUpper = iNew; nOut--; pUpper = 0; } } pBuilder->pRec = pRec; |
︙ | ︙ | |||
128266 128267 128268 128269 128270 128271 128272 | WhereLoopBuilder *pBuilder, Expr *pExpr, /* Expression for VALUE in the x=VALUE constraint */ tRowcnt *pnRow /* Write the revised row estimate here */ ){ Index *p = pBuilder->pNew->u.btree.pIndex; int nEq = pBuilder->pNew->u.btree.nEq; UnpackedRecord *pRec = pBuilder->pRec; | < | 129343 129344 129345 129346 129347 129348 129349 129350 129351 129352 129353 129354 129355 129356 | WhereLoopBuilder *pBuilder, Expr *pExpr, /* Expression for VALUE in the x=VALUE constraint */ tRowcnt *pnRow /* Write the revised row estimate here */ ){ Index *p = pBuilder->pNew->u.btree.pIndex; int nEq = pBuilder->pNew->u.btree.nEq; UnpackedRecord *pRec = pBuilder->pRec; int rc; /* Subfunction return code */ tRowcnt a[2]; /* Statistics */ int bOk; assert( nEq>=1 ); assert( nEq<=p->nColumn ); assert( p->aSample!=0 ); |
︙ | ︙ | |||
128290 128291 128292 128293 128294 128295 128296 | /* This is an optimization only. The call to sqlite3Stat4ProbeSetValue() ** below would return the same value. */ if( nEq>=p->nColumn ){ *pnRow = 1; return SQLITE_OK; } | < | | 129366 129367 129368 129369 129370 129371 129372 129373 129374 129375 129376 129377 129378 129379 129380 | /* This is an optimization only. The call to sqlite3Stat4ProbeSetValue() ** below would return the same value. */ if( nEq>=p->nColumn ){ *pnRow = 1; return SQLITE_OK; } rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, 1, nEq-1, &bOk); pBuilder->pRec = pRec; if( rc!=SQLITE_OK ) return rc; if( bOk==0 ) return SQLITE_NOTFOUND; pBuilder->nRecValid = nEq; whereKeyStats(pParse, p, pRec, 0, a); WHERETRACE(0x10,("equality scan regions %s(%d): %d\n", |
︙ | ︙ | |||
128380 128381 128382 128383 128384 128385 128386 | }else if( (pTerm->eOperator & WO_OR)!=0 && pTerm->u.pOrInfo!=0 ){ sqlite3_snprintf(sizeof(zLeft),zLeft,"indexable=0x%lld", pTerm->u.pOrInfo->indexable); }else{ sqlite3_snprintf(sizeof(zLeft),zLeft,"left=%d", pTerm->leftCursor); } sqlite3DebugPrintf( | | > > > > > | 129455 129456 129457 129458 129459 129460 129461 129462 129463 129464 129465 129466 129467 129468 129469 129470 129471 129472 129473 129474 129475 129476 | }else if( (pTerm->eOperator & WO_OR)!=0 && pTerm->u.pOrInfo!=0 ){ sqlite3_snprintf(sizeof(zLeft),zLeft,"indexable=0x%lld", pTerm->u.pOrInfo->indexable); }else{ sqlite3_snprintf(sizeof(zLeft),zLeft,"left=%d", pTerm->leftCursor); } sqlite3DebugPrintf( "TERM-%-3d %p %s %-12s prob=%-3d op=0x%03x wtFlags=0x%04x", iTerm, pTerm, zType, zLeft, pTerm->truthProb, pTerm->eOperator, pTerm->wtFlags); if( pTerm->iField ){ sqlite3DebugPrintf(" iField=%d\n", pTerm->iField); }else{ sqlite3DebugPrintf("\n"); } sqlite3TreeViewExpr(0, pTerm->pExpr, 0); } } #endif #ifdef WHERETRACE_ENABLED /* |
︙ | ︙ | |||
128903 128904 128905 128906 128907 128908 128909 128910 128911 128912 128913 128914 128915 128916 | if( iReduce<k ) iReduce = k; } } } } if( pLoop->nOut > nRow-iReduce ) pLoop->nOut = nRow - iReduce; } /* ** Adjust the cost C by the costMult facter T. This only occurs if ** compiled with -DSQLITE_ENABLE_COSTMULT */ #ifdef SQLITE_ENABLE_COSTMULT # define ApplyCostMultiplier(C,T) C += T | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 129983 129984 129985 129986 129987 129988 129989 129990 129991 129992 129993 129994 129995 129996 129997 129998 129999 130000 130001 130002 130003 130004 130005 130006 130007 130008 130009 130010 130011 130012 130013 130014 130015 130016 130017 130018 130019 130020 130021 130022 130023 130024 130025 130026 130027 130028 130029 130030 130031 130032 130033 130034 130035 130036 130037 130038 130039 130040 130041 130042 130043 130044 130045 130046 130047 130048 130049 130050 130051 130052 130053 130054 130055 130056 130057 130058 130059 130060 130061 130062 | if( iReduce<k ) iReduce = k; } } } } if( pLoop->nOut > nRow-iReduce ) pLoop->nOut = nRow - iReduce; } /* ** Term pTerm is a vector range comparison operation. The first comparison ** in the vector can be optimized using column nEq of the index. This ** function returns the total number of vector elements that can be used ** as part of the range comparison. ** ** For example, if the query is: ** ** WHERE a = ? AND (b, c, d) > (?, ?, ?) ** ** and the index: ** ** CREATE INDEX ... ON (a, b, c, d, e) ** ** then this function would be invoked with nEq=1. The value returned in ** this case is 3. */ static int whereRangeVectorLen( Parse *pParse, /* Parsing context */ int iCur, /* Cursor open on pIdx */ Index *pIdx, /* The index to be used for a inequality constraint */ int nEq, /* Number of prior equality constraints on same index */ WhereTerm *pTerm /* The vector inequality constraint */ ){ int nCmp = sqlite3ExprVectorSize(pTerm->pExpr->pLeft); int i; nCmp = MIN(nCmp, (pIdx->nColumn - nEq)); for(i=1; i<nCmp; i++){ /* Test if comparison i of pTerm is compatible with column (i+nEq) ** of the index. If not, exit the loop. */ char aff; /* Comparison affinity */ char idxaff = 0; /* Indexed columns affinity */ CollSeq *pColl; /* Comparison collation sequence */ Expr *pLhs = pTerm->pExpr->pLeft->x.pList->a[i].pExpr; Expr *pRhs = pTerm->pExpr->pRight; if( pRhs->flags & EP_xIsSelect ){ pRhs = pRhs->x.pSelect->pEList->a[i].pExpr; }else{ pRhs = pRhs->x.pList->a[i].pExpr; } /* Check that the LHS of the comparison is a column reference to ** the right column of the right source table. And that the sort ** order of the index column is the same as the sort order of the ** leftmost index column. */ if( pLhs->op!=TK_COLUMN || pLhs->iTable!=iCur || pLhs->iColumn!=pIdx->aiColumn[i+nEq] || pIdx->aSortOrder[i+nEq]!=pIdx->aSortOrder[nEq] ){ break; } testcase( pLhs->iColumn==XN_ROWID ); aff = sqlite3CompareAffinity(pRhs, sqlite3ExprAffinity(pLhs)); idxaff = sqlite3TableColumnAffinity(pIdx->pTable, pLhs->iColumn); if( aff!=idxaff ) break; pColl = sqlite3BinaryCompareCollSeq(pParse, pLhs, pRhs); if( pColl==0 ) break; if( sqlite3StrICmp(pColl->zName, pIdx->azColl[i+nEq]) ) break; } return i; } /* ** Adjust the cost C by the costMult facter T. This only occurs if ** compiled with -DSQLITE_ENABLE_COSTMULT */ #ifdef SQLITE_ENABLE_COSTMULT # define ApplyCostMultiplier(C,T) C += T |
︙ | ︙ | |||
128942 128943 128944 128945 128946 128947 128948 128949 128950 128951 128952 128953 128954 128955 128956 128957 128958 128959 128960 128961 128962 128963 128964 128965 128966 128967 128968 128969 128970 128971 128972 128973 128974 128975 128976 128977 128978 | WhereLoop *pNew; /* Template WhereLoop under construction */ WhereTerm *pTerm; /* A WhereTerm under consideration */ int opMask; /* Valid operators for constraints */ WhereScan scan; /* Iterator for WHERE terms */ Bitmask saved_prereq; /* Original value of pNew->prereq */ u16 saved_nLTerm; /* Original value of pNew->nLTerm */ u16 saved_nEq; /* Original value of pNew->u.btree.nEq */ u16 saved_nSkip; /* Original value of pNew->nSkip */ u32 saved_wsFlags; /* Original value of pNew->wsFlags */ LogEst saved_nOut; /* Original value of pNew->nOut */ int rc = SQLITE_OK; /* Return code */ LogEst rSize; /* Number of rows in the table */ LogEst rLogSize; /* Logarithm of table size */ WhereTerm *pTop = 0, *pBtm = 0; /* Top and bottom range constraints */ pNew = pBuilder->pNew; if( db->mallocFailed ) return SQLITE_NOMEM_BKPT; assert( (pNew->wsFlags & WHERE_VIRTUALTABLE)==0 ); assert( (pNew->wsFlags & WHERE_TOP_LIMIT)==0 ); if( pNew->wsFlags & WHERE_BTM_LIMIT ){ opMask = WO_LT|WO_LE; }else{ opMask = WO_EQ|WO_IN|WO_GT|WO_GE|WO_LT|WO_LE|WO_ISNULL|WO_IS; } if( pProbe->bUnordered ) opMask &= ~(WO_GT|WO_GE|WO_LT|WO_LE); assert( pNew->u.btree.nEq<pProbe->nColumn ); saved_nEq = pNew->u.btree.nEq; saved_nSkip = pNew->nSkip; saved_nLTerm = pNew->nLTerm; saved_wsFlags = pNew->wsFlags; saved_prereq = pNew->prereq; saved_nOut = pNew->nOut; pTerm = whereScanInit(&scan, pBuilder->pWC, pSrc->iCursor, saved_nEq, opMask, pProbe); | > > > > > > > | 130088 130089 130090 130091 130092 130093 130094 130095 130096 130097 130098 130099 130100 130101 130102 130103 130104 130105 130106 130107 130108 130109 130110 130111 130112 130113 130114 130115 130116 130117 130118 130119 130120 130121 130122 130123 130124 130125 130126 130127 130128 130129 130130 130131 | WhereLoop *pNew; /* Template WhereLoop under construction */ WhereTerm *pTerm; /* A WhereTerm under consideration */ int opMask; /* Valid operators for constraints */ WhereScan scan; /* Iterator for WHERE terms */ Bitmask saved_prereq; /* Original value of pNew->prereq */ u16 saved_nLTerm; /* Original value of pNew->nLTerm */ u16 saved_nEq; /* Original value of pNew->u.btree.nEq */ u16 saved_nBtm; /* Original value of pNew->u.btree.nBtm */ u16 saved_nTop; /* Original value of pNew->u.btree.nTop */ u16 saved_nSkip; /* Original value of pNew->nSkip */ u32 saved_wsFlags; /* Original value of pNew->wsFlags */ LogEst saved_nOut; /* Original value of pNew->nOut */ int rc = SQLITE_OK; /* Return code */ LogEst rSize; /* Number of rows in the table */ LogEst rLogSize; /* Logarithm of table size */ WhereTerm *pTop = 0, *pBtm = 0; /* Top and bottom range constraints */ pNew = pBuilder->pNew; if( db->mallocFailed ) return SQLITE_NOMEM_BKPT; WHERETRACE(0x800, ("BEGIN addBtreeIdx(%s), nEq=%d\n", pProbe->zName, pNew->u.btree.nEq)); assert( (pNew->wsFlags & WHERE_VIRTUALTABLE)==0 ); assert( (pNew->wsFlags & WHERE_TOP_LIMIT)==0 ); if( pNew->wsFlags & WHERE_BTM_LIMIT ){ opMask = WO_LT|WO_LE; }else{ assert( pNew->u.btree.nBtm==0 ); opMask = WO_EQ|WO_IN|WO_GT|WO_GE|WO_LT|WO_LE|WO_ISNULL|WO_IS; } if( pProbe->bUnordered ) opMask &= ~(WO_GT|WO_GE|WO_LT|WO_LE); assert( pNew->u.btree.nEq<pProbe->nColumn ); saved_nEq = pNew->u.btree.nEq; saved_nBtm = pNew->u.btree.nBtm; saved_nTop = pNew->u.btree.nTop; saved_nSkip = pNew->nSkip; saved_nLTerm = pNew->nLTerm; saved_wsFlags = pNew->wsFlags; saved_prereq = pNew->prereq; saved_nOut = pNew->nOut; pTerm = whereScanInit(&scan, pBuilder->pWC, pSrc->iCursor, saved_nEq, opMask, pProbe); |
︙ | ︙ | |||
129008 129009 129010 129011 129012 129013 129014 129015 129016 129017 129018 129019 129020 129021 129022 129023 129024 129025 129026 129027 129028 129029 129030 129031 129032 129033 129034 | testcase( eOp & WO_IS ); testcase( eOp & WO_ISNULL ); continue; } pNew->wsFlags = saved_wsFlags; pNew->u.btree.nEq = saved_nEq; pNew->nLTerm = saved_nLTerm; if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */ pNew->aLTerm[pNew->nLTerm++] = pTerm; pNew->prereq = (saved_prereq | pTerm->prereqRight) & ~pNew->maskSelf; assert( nInMul==0 || (pNew->wsFlags & WHERE_COLUMN_NULL)!=0 || (pNew->wsFlags & WHERE_COLUMN_IN)!=0 || (pNew->wsFlags & WHERE_SKIPSCAN)!=0 ); if( eOp & WO_IN ){ Expr *pExpr = pTerm->pExpr; pNew->wsFlags |= WHERE_COLUMN_IN; if( ExprHasProperty(pExpr, EP_xIsSelect) ){ /* "x IN (SELECT ...)": TUNING: the SELECT returns 25 rows */ nIn = 46; assert( 46==sqlite3LogEst(25) ); }else if( ALWAYS(pExpr->x.pList && pExpr->x.pList->nExpr) ){ /* "x IN (value, value, ...)" */ nIn = sqlite3LogEst(pExpr->x.pList->nExpr); | > > > > > > > > > > > > < | | | > > > > > > > | 130161 130162 130163 130164 130165 130166 130167 130168 130169 130170 130171 130172 130173 130174 130175 130176 130177 130178 130179 130180 130181 130182 130183 130184 130185 130186 130187 130188 130189 130190 130191 130192 130193 130194 130195 130196 130197 130198 130199 130200 130201 130202 130203 130204 130205 130206 130207 130208 130209 130210 130211 130212 130213 130214 130215 130216 130217 130218 130219 130220 130221 130222 130223 130224 130225 130226 130227 130228 130229 130230 130231 130232 130233 130234 130235 130236 130237 130238 130239 130240 130241 130242 130243 130244 130245 130246 130247 130248 130249 130250 130251 130252 130253 | testcase( eOp & WO_IS ); testcase( eOp & WO_ISNULL ); continue; } pNew->wsFlags = saved_wsFlags; pNew->u.btree.nEq = saved_nEq; pNew->u.btree.nBtm = saved_nBtm; pNew->u.btree.nTop = saved_nTop; pNew->nLTerm = saved_nLTerm; if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */ pNew->aLTerm[pNew->nLTerm++] = pTerm; pNew->prereq = (saved_prereq | pTerm->prereqRight) & ~pNew->maskSelf; assert( nInMul==0 || (pNew->wsFlags & WHERE_COLUMN_NULL)!=0 || (pNew->wsFlags & WHERE_COLUMN_IN)!=0 || (pNew->wsFlags & WHERE_SKIPSCAN)!=0 ); if( eOp & WO_IN ){ Expr *pExpr = pTerm->pExpr; pNew->wsFlags |= WHERE_COLUMN_IN; if( ExprHasProperty(pExpr, EP_xIsSelect) ){ /* "x IN (SELECT ...)": TUNING: the SELECT returns 25 rows */ int i; nIn = 46; assert( 46==sqlite3LogEst(25) ); /* The expression may actually be of the form (x, y) IN (SELECT...). ** In this case there is a separate term for each of (x) and (y). ** However, the nIn multiplier should only be applied once, not once ** for each such term. The following loop checks that pTerm is the ** first such term in use, and sets nIn back to 0 if it is not. */ for(i=0; i<pNew->nLTerm-1; i++){ if( pNew->aLTerm[i] && pNew->aLTerm[i]->pExpr==pExpr ) nIn = 0; } }else if( ALWAYS(pExpr->x.pList && pExpr->x.pList->nExpr) ){ /* "x IN (value, value, ...)" */ nIn = sqlite3LogEst(pExpr->x.pList->nExpr); assert( nIn>0 ); /* RHS always has 2 or more terms... The parser ** changes "x IN (?)" into "x=?". */ } }else if( eOp & (WO_EQ|WO_IS) ){ int iCol = pProbe->aiColumn[saved_nEq]; pNew->wsFlags |= WHERE_COLUMN_EQ; assert( saved_nEq==pNew->u.btree.nEq ); if( iCol==XN_ROWID || (iCol>0 && nInMul==0 && saved_nEq==pProbe->nKeyCol-1) ){ if( iCol>=0 && pProbe->uniqNotNull==0 ){ pNew->wsFlags |= WHERE_UNQ_WANTED; }else{ pNew->wsFlags |= WHERE_ONEROW; } } }else if( eOp & WO_ISNULL ){ pNew->wsFlags |= WHERE_COLUMN_NULL; }else if( eOp & (WO_GT|WO_GE) ){ testcase( eOp & WO_GT ); testcase( eOp & WO_GE ); pNew->wsFlags |= WHERE_COLUMN_RANGE|WHERE_BTM_LIMIT; pNew->u.btree.nBtm = whereRangeVectorLen( pParse, pSrc->iCursor, pProbe, saved_nEq, pTerm ); pBtm = pTerm; pTop = 0; if( pTerm->wtFlags & TERM_LIKEOPT ){ /* Range contraints that come from the LIKE optimization are ** always used in pairs. */ pTop = &pTerm[1]; assert( (pTop-(pTerm->pWC->a))<pTerm->pWC->nTerm ); assert( pTop->wtFlags & TERM_LIKEOPT ); assert( pTop->eOperator==WO_LT ); if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */ pNew->aLTerm[pNew->nLTerm++] = pTop; pNew->wsFlags |= WHERE_TOP_LIMIT; pNew->u.btree.nTop = 1; } }else{ assert( eOp & (WO_LT|WO_LE) ); testcase( eOp & WO_LT ); testcase( eOp & WO_LE ); pNew->wsFlags |= WHERE_COLUMN_RANGE|WHERE_TOP_LIMIT; pNew->u.btree.nTop = whereRangeVectorLen( pParse, pSrc->iCursor, pProbe, saved_nEq, pTerm ); pTop = pTerm; pBtm = (pNew->wsFlags & WHERE_BTM_LIMIT)!=0 ? pNew->aLTerm[pNew->nLTerm-2] : 0; } /* At this point pNew->nOut is set to the number of rows expected to ** be visited by the index scan before considering term pTerm, or the |
︙ | ︙ | |||
129168 129169 129170 129171 129172 129173 129174 129175 129176 129177 129178 129179 129180 129181 | pNew->nOut = saved_nOut; #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 pBuilder->nRecValid = nRecValid; #endif } pNew->prereq = saved_prereq; pNew->u.btree.nEq = saved_nEq; pNew->nSkip = saved_nSkip; pNew->wsFlags = saved_wsFlags; pNew->nOut = saved_nOut; pNew->nLTerm = saved_nLTerm; /* Consider using a skip-scan if there are no WHERE clause constraints ** available for the left-most terms of the index, and if the average | > > | 130339 130340 130341 130342 130343 130344 130345 130346 130347 130348 130349 130350 130351 130352 130353 130354 | pNew->nOut = saved_nOut; #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 pBuilder->nRecValid = nRecValid; #endif } pNew->prereq = saved_prereq; pNew->u.btree.nEq = saved_nEq; pNew->u.btree.nBtm = saved_nBtm; pNew->u.btree.nTop = saved_nTop; pNew->nSkip = saved_nSkip; pNew->wsFlags = saved_wsFlags; pNew->nOut = saved_nOut; pNew->nLTerm = saved_nLTerm; /* Consider using a skip-scan if there are no WHERE clause constraints ** available for the left-most terms of the index, and if the average |
︙ | ︙ | |||
129207 129208 129209 129210 129211 129212 129213 129214 129215 129216 129217 129218 129219 129220 | whereLoopAddBtreeIndex(pBuilder, pSrc, pProbe, nIter + nInMul); pNew->nOut = saved_nOut; pNew->u.btree.nEq = saved_nEq; pNew->nSkip = saved_nSkip; pNew->wsFlags = saved_wsFlags; } return rc; } /* ** Return True if it is possible that pIndex might be useful in ** implementing the ORDER BY clause in pBuilder. ** | > > | 130380 130381 130382 130383 130384 130385 130386 130387 130388 130389 130390 130391 130392 130393 130394 130395 | whereLoopAddBtreeIndex(pBuilder, pSrc, pProbe, nIter + nInMul); pNew->nOut = saved_nOut; pNew->u.btree.nEq = saved_nEq; pNew->nSkip = saved_nSkip; pNew->wsFlags = saved_wsFlags; } WHERETRACE(0x800, ("END addBtreeIdx(%s), nEq=%d, rc=%d\n", pProbe->zName, saved_nEq, rc)); return rc; } /* ** Return True if it is possible that pIndex might be useful in ** implementing the ORDER BY clause in pBuilder. ** |
︙ | ︙ | |||
129289 129290 129291 129292 129293 129294 129295 | } } return 0; } /* ** Add all WhereLoop objects for a single table of the join where the table | | | 130464 130465 130466 130467 130468 130469 130470 130471 130472 130473 130474 130475 130476 130477 130478 | } } return 0; } /* ** Add all WhereLoop objects for a single table of the join where the table ** is identified by pBuilder->pNew->iTab. That table is guaranteed to be ** a b-tree table, not a virtual table. ** ** The costs (WhereLoop.rRun) of the b-tree loops added by this function ** are calculated as follows: ** ** For a full scan, assuming the table (or index) contains nRow rows: ** |
︙ | ︙ | |||
129443 129444 129445 129446 129447 129448 129449 129450 129451 129452 129453 129454 129455 129456 | if( pProbe->pPartIdxWhere!=0 && !whereUsablePartialIndex(pSrc->iCursor, pWC, pProbe->pPartIdxWhere) ){ testcase( pNew->iTab!=pSrc->iCursor ); /* See ticket [98d973b8f5] */ continue; /* Partial index inappropriate for this query */ } rSize = pProbe->aiRowLogEst[0]; pNew->u.btree.nEq = 0; pNew->nSkip = 0; pNew->nLTerm = 0; pNew->iSortIdx = 0; pNew->rSetup = 0; pNew->prereq = mPrereq; pNew->nOut = rSize; pNew->u.btree.pIndex = pProbe; | > > | 130618 130619 130620 130621 130622 130623 130624 130625 130626 130627 130628 130629 130630 130631 130632 130633 | if( pProbe->pPartIdxWhere!=0 && !whereUsablePartialIndex(pSrc->iCursor, pWC, pProbe->pPartIdxWhere) ){ testcase( pNew->iTab!=pSrc->iCursor ); /* See ticket [98d973b8f5] */ continue; /* Partial index inappropriate for this query */ } rSize = pProbe->aiRowLogEst[0]; pNew->u.btree.nEq = 0; pNew->u.btree.nBtm = 0; pNew->u.btree.nTop = 0; pNew->nSkip = 0; pNew->nLTerm = 0; pNew->iSortIdx = 0; pNew->rSetup = 0; pNew->prereq = mPrereq; pNew->nOut = rSize; pNew->u.btree.pIndex = pProbe; |
︙ | ︙ | |||
129571 129572 129573 129574 129575 129576 129577 129578 129579 129580 129581 129582 129583 129584 | */ static int whereLoopAddVirtualOne( WhereLoopBuilder *pBuilder, Bitmask mPrereq, /* Mask of tables that must be used. */ Bitmask mUsable, /* Mask of usable tables */ u16 mExclude, /* Exclude terms using these operators */ sqlite3_index_info *pIdxInfo, /* Populated object for xBestIndex */ int *pbIn /* OUT: True if plan uses an IN(...) op */ ){ WhereClause *pWC = pBuilder->pWC; struct sqlite3_index_constraint *pIdxCons; struct sqlite3_index_constraint_usage *pUsage = pIdxInfo->aConstraintUsage; int i; int mxTerm; | > | 130748 130749 130750 130751 130752 130753 130754 130755 130756 130757 130758 130759 130760 130761 130762 | */ static int whereLoopAddVirtualOne( WhereLoopBuilder *pBuilder, Bitmask mPrereq, /* Mask of tables that must be used. */ Bitmask mUsable, /* Mask of usable tables */ u16 mExclude, /* Exclude terms using these operators */ sqlite3_index_info *pIdxInfo, /* Populated object for xBestIndex */ u16 mNoOmit, /* Do not omit these constraints */ int *pbIn /* OUT: True if plan uses an IN(...) op */ ){ WhereClause *pWC = pBuilder->pWC; struct sqlite3_index_constraint *pIdxCons; struct sqlite3_index_constraint_usage *pUsage = pIdxInfo->aConstraintUsage; int i; int mxTerm; |
︙ | ︙ | |||
129659 129660 129661 129662 129663 129664 129665 129666 129667 129668 129669 129670 129671 129672 | ** together. */ pIdxInfo->orderByConsumed = 0; pIdxInfo->idxFlags &= ~SQLITE_INDEX_SCAN_UNIQUE; *pbIn = 1; assert( (mExclude & WO_IN)==0 ); } } } pNew->nLTerm = mxTerm+1; assert( pNew->nLTerm<=pNew->nLSlot ); pNew->u.vtab.idxNum = pIdxInfo->idxNum; pNew->u.vtab.needFree = pIdxInfo->needToFreeIdxStr; pIdxInfo->needToFreeIdxStr = 0; pNew->u.vtab.idxStr = pIdxInfo->idxStr; | > | 130837 130838 130839 130840 130841 130842 130843 130844 130845 130846 130847 130848 130849 130850 130851 | ** together. */ pIdxInfo->orderByConsumed = 0; pIdxInfo->idxFlags &= ~SQLITE_INDEX_SCAN_UNIQUE; *pbIn = 1; assert( (mExclude & WO_IN)==0 ); } } } pNew->u.vtab.omitMask &= ~mNoOmit; pNew->nLTerm = mxTerm+1; assert( pNew->nLTerm<=pNew->nLSlot ); pNew->u.vtab.idxNum = pIdxInfo->idxNum; pNew->u.vtab.needFree = pIdxInfo->needToFreeIdxStr; pIdxInfo->needToFreeIdxStr = 0; pNew->u.vtab.idxStr = pIdxInfo->idxStr; |
︙ | ︙ | |||
129732 129733 129734 129735 129736 129737 129738 129739 129740 129741 129742 129743 129744 129745 129746 | WhereClause *pWC; /* The WHERE clause */ struct SrcList_item *pSrc; /* The FROM clause term to search */ sqlite3_index_info *p; /* Object to pass to xBestIndex() */ int nConstraint; /* Number of constraints in p */ int bIn; /* True if plan uses IN(...) operator */ WhereLoop *pNew; Bitmask mBest; /* Tables used by best possible plan */ assert( (mPrereq & mUnusable)==0 ); pWInfo = pBuilder->pWInfo; pParse = pWInfo->pParse; pWC = pBuilder->pWC; pNew = pBuilder->pNew; pSrc = &pWInfo->pTabList->a[pNew->iTab]; assert( IsVirtual(pSrc->pTab) ); | > | > | | > | 130911 130912 130913 130914 130915 130916 130917 130918 130919 130920 130921 130922 130923 130924 130925 130926 130927 130928 130929 130930 130931 130932 130933 130934 130935 130936 130937 130938 130939 130940 130941 130942 130943 130944 130945 130946 130947 130948 130949 130950 130951 130952 130953 130954 130955 130956 130957 130958 130959 130960 130961 130962 130963 130964 130965 130966 130967 | WhereClause *pWC; /* The WHERE clause */ struct SrcList_item *pSrc; /* The FROM clause term to search */ sqlite3_index_info *p; /* Object to pass to xBestIndex() */ int nConstraint; /* Number of constraints in p */ int bIn; /* True if plan uses IN(...) operator */ WhereLoop *pNew; Bitmask mBest; /* Tables used by best possible plan */ u16 mNoOmit; assert( (mPrereq & mUnusable)==0 ); pWInfo = pBuilder->pWInfo; pParse = pWInfo->pParse; pWC = pBuilder->pWC; pNew = pBuilder->pNew; pSrc = &pWInfo->pTabList->a[pNew->iTab]; assert( IsVirtual(pSrc->pTab) ); p = allocateIndexInfo(pParse, pWC, mUnusable, pSrc, pBuilder->pOrderBy, &mNoOmit); if( p==0 ) return SQLITE_NOMEM_BKPT; pNew->rSetup = 0; pNew->wsFlags = WHERE_VIRTUALTABLE; pNew->nLTerm = 0; pNew->u.vtab.needFree = 0; nConstraint = p->nConstraint; if( whereLoopResize(pParse->db, pNew, nConstraint) ){ sqlite3DbFree(pParse->db, p); return SQLITE_NOMEM_BKPT; } /* First call xBestIndex() with all constraints usable. */ WHERETRACE(0x40, (" VirtualOne: all usable\n")); rc = whereLoopAddVirtualOne(pBuilder, mPrereq, ALLBITS, 0, p, mNoOmit, &bIn); /* If the call to xBestIndex() with all terms enabled produced a plan ** that does not require any source tables (IOW: a plan with mBest==0), ** then there is no point in making any further calls to xBestIndex() ** since they will all return the same result (if the xBestIndex() ** implementation is sane). */ if( rc==SQLITE_OK && (mBest = (pNew->prereq & ~mPrereq))!=0 ){ int seenZero = 0; /* True if a plan with no prereqs seen */ int seenZeroNoIN = 0; /* Plan with no prereqs and no IN(...) seen */ Bitmask mPrev = 0; Bitmask mBestNoIn = 0; /* If the plan produced by the earlier call uses an IN(...) term, call ** xBestIndex again, this time with IN(...) terms disabled. */ if( bIn ){ WHERETRACE(0x40, (" VirtualOne: all usable w/o IN\n")); rc = whereLoopAddVirtualOne( pBuilder, mPrereq, ALLBITS, WO_IN, p, mNoOmit, &bIn); assert( bIn==0 ); mBestNoIn = pNew->prereq & ~mPrereq; if( mBestNoIn==0 ){ seenZero = 1; seenZeroNoIN = 1; } } |
︙ | ︙ | |||
129797 129798 129799 129800 129801 129802 129803 | if( mThis>mPrev && mThis<mNext ) mNext = mThis; } mPrev = mNext; if( mNext==ALLBITS ) break; if( mNext==mBest || mNext==mBestNoIn ) continue; WHERETRACE(0x40, (" VirtualOne: mPrev=%04llx mNext=%04llx\n", (sqlite3_uint64)mPrev, (sqlite3_uint64)mNext)); | | > | > | > | 130979 130980 130981 130982 130983 130984 130985 130986 130987 130988 130989 130990 130991 130992 130993 130994 130995 130996 130997 130998 130999 131000 131001 131002 131003 131004 131005 131006 131007 131008 131009 131010 131011 131012 131013 131014 131015 131016 131017 | if( mThis>mPrev && mThis<mNext ) mNext = mThis; } mPrev = mNext; if( mNext==ALLBITS ) break; if( mNext==mBest || mNext==mBestNoIn ) continue; WHERETRACE(0x40, (" VirtualOne: mPrev=%04llx mNext=%04llx\n", (sqlite3_uint64)mPrev, (sqlite3_uint64)mNext)); rc = whereLoopAddVirtualOne( pBuilder, mPrereq, mNext|mPrereq, 0, p, mNoOmit, &bIn); if( pNew->prereq==mPrereq ){ seenZero = 1; if( bIn==0 ) seenZeroNoIN = 1; } } /* If the calls to xBestIndex() in the above loop did not find a plan ** that requires no source tables at all (i.e. one guaranteed to be ** usable), make a call here with all source tables disabled */ if( rc==SQLITE_OK && seenZero==0 ){ WHERETRACE(0x40, (" VirtualOne: all disabled\n")); rc = whereLoopAddVirtualOne( pBuilder, mPrereq, mPrereq, 0, p, mNoOmit, &bIn); if( bIn==0 ) seenZeroNoIN = 1; } /* If the calls to xBestIndex() have so far failed to find a plan ** that requires no source tables at all and does not use an IN(...) ** operator, make a final call to obtain one here. */ if( rc==SQLITE_OK && seenZeroNoIN==0 ){ WHERETRACE(0x40, (" VirtualOne: all disabled and w/o IN\n")); rc = whereLoopAddVirtualOne( pBuilder, mPrereq, mPrereq, WO_IN, p, mNoOmit, &bIn); } } if( p->needToFreeIdxStr ) sqlite3_free(p->idxStr); sqlite3DbFree(pParse->db, p); return rc; } |
︙ | ︙ | |||
130162 130163 130164 130165 130166 130167 130168 | /* Loop through all columns of the index and deal with the ones ** that are not constrained by == or IN. */ rev = revSet = 0; distinctColumns = 0; for(j=0; j<nColumn; j++){ | | > > > > > > | | | < < > > > > > | < | | | | | > > > > > > > > > > > > > > | 131347 131348 131349 131350 131351 131352 131353 131354 131355 131356 131357 131358 131359 131360 131361 131362 131363 131364 131365 131366 131367 131368 131369 131370 131371 131372 131373 131374 131375 131376 131377 131378 131379 131380 131381 131382 131383 131384 131385 131386 131387 131388 131389 131390 131391 131392 131393 131394 131395 131396 | /* Loop through all columns of the index and deal with the ones ** that are not constrained by == or IN. */ rev = revSet = 0; distinctColumns = 0; for(j=0; j<nColumn; j++){ u8 bOnce = 1; /* True to run the ORDER BY search loop */ assert( j>=pLoop->u.btree.nEq || (pLoop->aLTerm[j]==0)==(j<pLoop->nSkip) ); if( j<pLoop->u.btree.nEq && j>=pLoop->nSkip ){ u16 eOp = pLoop->aLTerm[j]->eOperator; /* Skip over == and IS and ISNULL terms. (Also skip IN terms when ** doing WHERE_ORDERBY_LIMIT processing). ** ** If the current term is a column of an ((?,?) IN (SELECT...)) ** expression for which the SELECT returns more than one column, ** check that it is the only column used by this loop. Otherwise, ** if it is one of two or more, none of the columns can be ** considered to match an ORDER BY term. */ if( (eOp & eqOpMask)!=0 ){ if( eOp & WO_ISNULL ){ testcase( isOrderDistinct ); isOrderDistinct = 0; } continue; }else if( ALWAYS(eOp & WO_IN) ){ /* ALWAYS() justification: eOp is an equality operator due to the ** j<pLoop->u.btree.nEq constraint above. Any equality other ** than WO_IN is captured by the previous "if". So this one ** always has to be WO_IN. */ Expr *pX = pLoop->aLTerm[j]->pExpr; for(i=j+1; i<pLoop->u.btree.nEq; i++){ if( pLoop->aLTerm[i]->pExpr==pX ){ assert( (pLoop->aLTerm[i]->eOperator & WO_IN) ); bOnce = 0; break; } } } } /* Get the column number in the table (iColumn) and sort order ** (revIdx) for the j-th column of the index. */ if( pIndex ){ iColumn = pIndex->aiColumn[j]; |
︙ | ︙ | |||
130204 130205 130206 130207 130208 130209 130210 | ){ isOrderDistinct = 0; } /* Find the ORDER BY term that corresponds to the j-th column ** of the index and mark that ORDER BY term off */ | < | 131411 131412 131413 131414 131415 131416 131417 131418 131419 131420 131421 131422 131423 131424 | ){ isOrderDistinct = 0; } /* Find the ORDER BY term that corresponds to the j-th column ** of the index and mark that ORDER BY term off */ isMatch = 0; for(i=0; bOnce && i<nOrderBy; i++){ if( MASKBIT(i) & obSat ) continue; pOBExpr = sqlite3ExprSkipCollate(pOrderBy->a[i].pExpr); testcase( wctrlFlags & WHERE_GROUPBY ); testcase( wctrlFlags & WHERE_DISTINCTBY ); if( (wctrlFlags & (WHERE_GROUPBY|WHERE_DISTINCTBY))==0 ) bOnce = 0; |
︙ | ︙ | |||
130241 130242 130243 130244 130245 130246 130247 | }else{ rev = revIdx ^ pOrderBy->a[i].sortOrder; if( rev ) *pRevMask |= MASKBIT(iLoop); revSet = 1; } } if( isMatch ){ | | | 131447 131448 131449 131450 131451 131452 131453 131454 131455 131456 131457 131458 131459 131460 131461 | }else{ rev = revIdx ^ pOrderBy->a[i].sortOrder; if( rev ) *pRevMask |= MASKBIT(iLoop); revSet = 1; } } if( isMatch ){ if( iColumn==XN_ROWID ){ testcase( distinctColumns==0 ); distinctColumns = 1; } obSat |= MASKBIT(i); }else{ /* No match found */ if( j==0 || j<nKeyCol ){ |
︙ | ︙ | |||
130696 130697 130698 130699 130700 130701 130702 | pWInfo->eDistinct = WHERE_DISTINCT_ORDERED; } }else{ pWInfo->nOBSat = pFrom->isOrdered; pWInfo->revMask = pFrom->revLoop; if( pWInfo->nOBSat<=0 ){ pWInfo->nOBSat = 0; | > | > > > | | > > | | | > | 131902 131903 131904 131905 131906 131907 131908 131909 131910 131911 131912 131913 131914 131915 131916 131917 131918 131919 131920 131921 131922 131923 131924 131925 131926 131927 131928 131929 | pWInfo->eDistinct = WHERE_DISTINCT_ORDERED; } }else{ pWInfo->nOBSat = pFrom->isOrdered; pWInfo->revMask = pFrom->revLoop; if( pWInfo->nOBSat<=0 ){ pWInfo->nOBSat = 0; if( nLoop>0 ){ u32 wsFlags = pFrom->aLoop[nLoop-1]->wsFlags; if( (wsFlags & WHERE_ONEROW)==0 && (wsFlags&(WHERE_IPK|WHERE_COLUMN_IN))!=(WHERE_IPK|WHERE_COLUMN_IN) ){ Bitmask m = 0; int rc = wherePathSatisfiesOrderBy(pWInfo, pWInfo->pOrderBy, pFrom, WHERE_ORDERBY_LIMIT, nLoop-1, pFrom->aLoop[nLoop-1], &m); testcase( wsFlags & WHERE_IPK ); testcase( wsFlags & WHERE_COLUMN_IN ); if( rc==pWInfo->pOrderBy->nExpr ){ pWInfo->bOrderedInnerLoop = 1; pWInfo->revMask = m; } } } } } if( (pWInfo->wctrlFlags & WHERE_SORTBYGROUP) && pWInfo->nOBSat==pWInfo->pOrderBy->nExpr && nLoop>0 ){ |
︙ | ︙ | |||
130979 130980 130981 130982 130983 130984 130985 | ** return value. A single allocation is used to store the WhereInfo ** struct, the contents of WhereInfo.a[], the WhereClause structure ** and the WhereMaskSet structure. Since WhereClause contains an 8-byte ** field (type Bitmask) it must be aligned on an 8-byte boundary on ** some architectures. Hence the ROUND8() below. */ nByteWInfo = ROUND8(sizeof(WhereInfo)+(nTabList-1)*sizeof(WhereLevel)); | | < < > > > > > | 132192 132193 132194 132195 132196 132197 132198 132199 132200 132201 132202 132203 132204 132205 132206 132207 132208 132209 132210 132211 132212 132213 132214 132215 132216 132217 132218 132219 132220 132221 132222 132223 132224 | ** return value. A single allocation is used to store the WhereInfo ** struct, the contents of WhereInfo.a[], the WhereClause structure ** and the WhereMaskSet structure. Since WhereClause contains an 8-byte ** field (type Bitmask) it must be aligned on an 8-byte boundary on ** some architectures. Hence the ROUND8() below. */ nByteWInfo = ROUND8(sizeof(WhereInfo)+(nTabList-1)*sizeof(WhereLevel)); pWInfo = sqlite3DbMallocRawNN(db, nByteWInfo + sizeof(WhereLoop)); if( db->mallocFailed ){ sqlite3DbFree(db, pWInfo); pWInfo = 0; goto whereBeginError; } pWInfo->pParse = pParse; pWInfo->pTabList = pTabList; pWInfo->pOrderBy = pOrderBy; pWInfo->pDistinctSet = pDistinctSet; pWInfo->aiCurOnePass[0] = pWInfo->aiCurOnePass[1] = -1; pWInfo->nLevel = nTabList; pWInfo->iBreak = pWInfo->iContinue = sqlite3VdbeMakeLabel(v); pWInfo->wctrlFlags = wctrlFlags; pWInfo->iLimit = iAuxArg; pWInfo->savedNQueryLoop = pParse->nQueryLoop; memset(&pWInfo->nOBSat, 0, offsetof(WhereInfo,sWC) - offsetof(WhereInfo,nOBSat)); memset(&pWInfo->a[0], 0, sizeof(WhereLoop)+nTabList*sizeof(WhereLevel)); assert( pWInfo->eOnePass==ONEPASS_OFF ); /* ONEPASS defaults to OFF */ pMaskSet = &pWInfo->sMaskSet; sWLB.pWInfo = pWInfo; sWLB.pWC = &pWInfo->sWC; sWLB.pNew = (WhereLoop*)(((char*)pWInfo)+nByteWInfo); assert( EIGHT_BYTE_ALIGNMENT(sWLB.pNew) ); whereLoopInit(sWLB.pNew); |
︙ | ︙ | |||
131398 131399 131400 131401 131402 131403 131404 | } if( pLoop->wsFlags & WHERE_IN_ABLE && pLevel->u.in.nIn>0 ){ struct InLoop *pIn; int j; sqlite3VdbeResolveLabel(v, pLevel->addrNxt); for(j=pLevel->u.in.nIn, pIn=&pLevel->u.in.aInLoop[j-1]; j>0; j--, pIn--){ sqlite3VdbeJumpHere(v, pIn->addrInTop+1); | > | | | | > | 132614 132615 132616 132617 132618 132619 132620 132621 132622 132623 132624 132625 132626 132627 132628 132629 132630 132631 132632 132633 | } if( pLoop->wsFlags & WHERE_IN_ABLE && pLevel->u.in.nIn>0 ){ struct InLoop *pIn; int j; sqlite3VdbeResolveLabel(v, pLevel->addrNxt); for(j=pLevel->u.in.nIn, pIn=&pLevel->u.in.aInLoop[j-1]; j>0; j--, pIn--){ sqlite3VdbeJumpHere(v, pIn->addrInTop+1); if( pIn->eEndLoopOp!=OP_Noop ){ sqlite3VdbeAddOp2(v, pIn->eEndLoopOp, pIn->iCur, pIn->addrInTop); VdbeCoverage(v); VdbeCoverageIf(v, pIn->eEndLoopOp==OP_PrevIfOpen); VdbeCoverageIf(v, pIn->eEndLoopOp==OP_NextIfOpen); } sqlite3VdbeJumpHere(v, pIn->addrInTop-1); } } sqlite3VdbeResolveLabel(v, pLevel->addrBrk); if( pLevel->addrSkip ){ sqlite3VdbeGoto(v, pLevel->addrSkip); VdbeComment((v, "next skip-scan on %s", pLoop->u.btree.pIndex->zName)); |
︙ | ︙ | |||
131603 131604 131605 131606 131607 131608 131609 | ** LIMIT clause of a SELECT statement. */ struct LimitVal { Expr *pLimit; /* The LIMIT expression. NULL if there is no limit */ Expr *pOffset; /* The OFFSET expression. NULL if there is none */ }; | < < < < < < < < < < < < < < | 132821 132822 132823 132824 132825 132826 132827 132828 132829 132830 132831 132832 132833 132834 132835 132836 132837 132838 132839 132840 132841 132842 132843 132844 132845 | ** LIMIT clause of a SELECT statement. */ struct LimitVal { Expr *pLimit; /* The LIMIT expression. NULL if there is no limit */ Expr *pOffset; /* The OFFSET expression. NULL if there is none */ }; /* ** An instance of the following structure describes the event of a ** TRIGGER. "a" is the event type, one of TK_UPDATE, TK_INSERT, ** TK_DELETE, or TK_INSTEAD. If the event is of the form ** ** UPDATE ON (a,b,c) ** ** Then the "b" IdList records the list "a,b,c". */ struct TrigEvent { int a; IdList * b; }; /* ** Disable lookaside memory allocation for objects that might be ** shared across database connections. */ static void disableLookaside(Parse *pParse){ pParse->disableLookaside++; pParse->db->lookaside.bDisable++; |
︙ | ︙ | |||
131674 131675 131676 131677 131678 131679 131680 | } /* Construct a new Expr object from a single identifier. Use the ** new Expr to populate pOut. Set the span of pOut to be the identifier ** that created the expression. */ static void spanExpr(ExprSpan *pOut, Parse *pParse, int op, Token t){ | > > > > > > > > > > > > > > > > > | | 132878 132879 132880 132881 132882 132883 132884 132885 132886 132887 132888 132889 132890 132891 132892 132893 132894 132895 132896 132897 132898 132899 132900 132901 132902 132903 132904 132905 132906 132907 132908 132909 | } /* Construct a new Expr object from a single identifier. Use the ** new Expr to populate pOut. Set the span of pOut to be the identifier ** that created the expression. */ static void spanExpr(ExprSpan *pOut, Parse *pParse, int op, Token t){ Expr *p = sqlite3DbMallocRawNN(pParse->db, sizeof(Expr)+t.n+1); if( p ){ memset(p, 0, sizeof(Expr)); p->op = (u8)op; p->flags = EP_Leaf; p->iAgg = -1; p->u.zToken = (char*)&p[1]; memcpy(p->u.zToken, t.z, t.n); p->u.zToken[t.n] = 0; if( sqlite3Isquote(p->u.zToken[0]) ){ if( p->u.zToken[0]=='"' ) p->flags |= EP_DblQuoted; sqlite3Dequote(p->u.zToken); } #if SQLITE_MAX_EXPR_DEPTH>0 p->nHeight = 1; #endif } pOut->pExpr = p; pOut->zStart = t.z; pOut->zEnd = &t.z[t.n]; } /* This routine constructs a binary expression node out of two ExprSpan ** objects and uses the result to populate a new ExprSpan object. */ |
︙ | ︙ | |||
131837 131838 131839 131840 131841 131842 131843 | ExprSpan yy190; int yy194; Select* yy243; IdList* yy254; With* yy285; struct TrigEvent yy332; struct LimitVal yy354; | < | | | | | | | | | | | 133058 133059 133060 133061 133062 133063 133064 133065 133066 133067 133068 133069 133070 133071 133072 133073 133074 133075 133076 133077 133078 133079 133080 133081 133082 133083 133084 133085 133086 133087 133088 133089 133090 133091 | ExprSpan yy190; int yy194; Select* yy243; IdList* yy254; With* yy285; struct TrigEvent yy332; struct LimitVal yy354; struct {int value; int mask;} yy497; } YYMINORTYPE; #ifndef YYSTACKDEPTH #define YYSTACKDEPTH 100 #endif #define sqlite3ParserARG_SDECL Parse *pParse; #define sqlite3ParserARG_PDECL ,Parse *pParse #define sqlite3ParserARG_FETCH Parse *pParse = yypParser->pParse #define sqlite3ParserARG_STORE yypParser->pParse = pParse #define YYFALLBACK 1 #define YYNSTATE 456 #define YYNRULE 332 #define YY_MAX_SHIFT 455 #define YY_MIN_SHIFTREDUCE 668 #define YY_MAX_SHIFTREDUCE 999 #define YY_MIN_REDUCE 1000 #define YY_MAX_REDUCE 1331 #define YY_ERROR_ACTION 1332 #define YY_ACCEPT_ACTION 1333 #define YY_NO_ACTION 1334 /************* End control #defines *******************************************/ /* Define the yytestcase() macro to be a no-op if is not already defined ** otherwise. ** ** Applications can choose to define yytestcase() in the %include section ** to a macro that can assist in verifying code coverage. For production |
︙ | ︙ | |||
131889 131890 131891 131892 131893 131894 131895 | ** token onto the stack and goto state N. ** ** N between YY_MIN_SHIFTREDUCE Shift to an arbitrary state then ** and YY_MAX_SHIFTREDUCE reduce by rule N-YY_MIN_SHIFTREDUCE. ** ** N between YY_MIN_REDUCE Reduce by rule N-YY_MIN_REDUCE ** and YY_MAX_REDUCE | | | | > > | | | < > > > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > > > > > > | | | | | | | | | | | | | | < | | | > | | | | | | | | | | > > > > | | | | < | | > | | | | | | | > > > > > | | | | | | < < < < < | | | < < < < | | | | | | | | | | | | | | > | | > | > > | > > | | | | | | | | | | < | > | | | | | | | < | | | | | | > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > | | | | | | | | | | > | | < | | | | | | | | | | | | | | | | | | | > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > | 133109 133110 133111 133112 133113 133114 133115 133116 133117 133118 133119 133120 133121 133122 133123 133124 133125 133126 133127 133128 133129 133130 133131 133132 133133 133134 133135 133136 133137 133138 133139 133140 133141 133142 133143 133144 133145 133146 133147 133148 133149 133150 133151 133152 133153 133154 133155 133156 133157 133158 133159 133160 133161 133162 133163 133164 133165 133166 133167 133168 133169 133170 133171 133172 133173 133174 133175 133176 133177 133178 133179 133180 133181 133182 133183 133184 133185 133186 133187 133188 133189 133190 133191 133192 133193 133194 133195 133196 133197 133198 133199 133200 133201 133202 133203 133204 133205 133206 133207 133208 133209 133210 133211 133212 133213 133214 133215 133216 133217 133218 133219 133220 133221 133222 133223 133224 133225 133226 133227 133228 133229 133230 133231 133232 133233 133234 133235 133236 133237 133238 133239 133240 133241 133242 133243 133244 133245 133246 133247 133248 133249 133250 133251 133252 133253 133254 133255 133256 133257 133258 133259 133260 133261 133262 133263 133264 133265 133266 133267 133268 133269 133270 133271 133272 133273 133274 133275 133276 133277 133278 133279 133280 133281 133282 133283 133284 133285 133286 133287 133288 133289 133290 133291 133292 133293 133294 133295 133296 133297 133298 133299 133300 133301 133302 133303 133304 133305 133306 133307 133308 133309 133310 133311 133312 133313 133314 133315 133316 133317 133318 133319 133320 133321 133322 133323 133324 133325 133326 133327 133328 133329 133330 133331 133332 133333 133334 133335 133336 133337 133338 133339 133340 133341 133342 133343 133344 133345 133346 133347 133348 133349 133350 133351 133352 133353 133354 133355 133356 133357 133358 133359 133360 133361 133362 133363 133364 133365 133366 133367 133368 133369 133370 133371 133372 133373 133374 133375 133376 133377 133378 133379 133380 133381 133382 133383 133384 133385 133386 133387 133388 133389 133390 133391 133392 133393 133394 133395 133396 133397 133398 133399 133400 133401 133402 133403 133404 133405 133406 133407 133408 133409 133410 133411 133412 133413 133414 133415 133416 133417 133418 133419 133420 133421 133422 133423 133424 133425 133426 133427 133428 133429 133430 133431 133432 133433 133434 133435 133436 133437 133438 133439 133440 133441 133442 133443 133444 133445 133446 133447 133448 133449 133450 133451 133452 133453 133454 133455 133456 133457 133458 133459 133460 133461 133462 133463 133464 133465 133466 133467 133468 133469 133470 133471 133472 133473 133474 133475 133476 133477 133478 133479 133480 133481 133482 133483 133484 133485 133486 133487 133488 133489 133490 133491 133492 133493 133494 133495 133496 133497 133498 133499 133500 133501 133502 133503 133504 133505 133506 133507 133508 133509 133510 133511 133512 133513 133514 133515 133516 133517 133518 133519 133520 133521 133522 133523 133524 133525 133526 133527 133528 133529 133530 133531 133532 133533 133534 133535 133536 133537 133538 133539 133540 133541 133542 133543 133544 133545 133546 133547 133548 133549 133550 133551 133552 133553 133554 133555 133556 133557 133558 133559 133560 133561 133562 133563 133564 133565 133566 133567 133568 133569 133570 133571 133572 133573 133574 133575 133576 133577 133578 133579 133580 133581 133582 133583 133584 133585 133586 133587 133588 133589 133590 133591 133592 133593 133594 133595 133596 133597 133598 133599 133600 133601 133602 133603 133604 133605 133606 133607 133608 133609 133610 133611 133612 133613 133614 133615 133616 133617 133618 133619 | ** token onto the stack and goto state N. ** ** N between YY_MIN_SHIFTREDUCE Shift to an arbitrary state then ** and YY_MAX_SHIFTREDUCE reduce by rule N-YY_MIN_SHIFTREDUCE. ** ** N between YY_MIN_REDUCE Reduce by rule N-YY_MIN_REDUCE ** and YY_MAX_REDUCE ** ** N == YY_ERROR_ACTION A syntax error has occurred. ** ** N == YY_ACCEPT_ACTION The parser accepts its input. ** ** N == YY_NO_ACTION No such action. Denotes unused ** slots in the yy_action[] table. ** ** The action table is constructed as a single large table named yy_action[]. ** Given state S and lookahead X, the action is computed as either: ** ** (A) N = yy_action[ yy_shift_ofst[S] + X ] ** (B) N = yy_default[S] ** ** The (A) formula is preferred. The B formula is used instead if: ** (1) The yy_shift_ofst[S]+X value is out of range, or ** (2) yy_lookahead[yy_shift_ofst[S]+X] is not equal to X, or ** (3) yy_shift_ofst[S] equal YY_SHIFT_USE_DFLT. ** (Implementation note: YY_SHIFT_USE_DFLT is chosen so that ** YY_SHIFT_USE_DFLT+X will be out of range for all possible lookaheads X. ** Hence only tests (1) and (2) need to be evaluated.) ** ** The formulas above are for computing the action when the lookahead is ** a terminal symbol. If the lookahead is a non-terminal (as occurs after ** a reduce action) then the yy_reduce_ofst[] array is used in place of ** the yy_shift_ofst[] array and YY_REDUCE_USE_DFLT is used in place of ** YY_SHIFT_USE_DFLT. ** ** The following are the tables generated in this section: ** ** yy_action[] A single table containing all actions. ** yy_lookahead[] A table containing the lookahead for each entry in ** yy_action. Used to detect hash collisions. ** yy_shift_ofst[] For each state, the offset into yy_action for ** shifting terminals. ** yy_reduce_ofst[] For each state, the offset into yy_action for ** shifting non-terminals after a reduce. ** yy_default[] Default action for each state. ** *********** Begin parsing tables **********************************************/ #define YY_ACTTAB_COUNT (1567) static const YYACTIONTYPE yy_action[] = { /* 0 */ 325, 832, 351, 825, 5, 203, 203, 819, 99, 100, /* 10 */ 90, 842, 842, 854, 857, 846, 846, 97, 97, 98, /* 20 */ 98, 98, 98, 301, 96, 96, 96, 96, 95, 95, /* 30 */ 94, 94, 94, 93, 351, 325, 977, 977, 824, 824, /* 40 */ 826, 947, 354, 99, 100, 90, 842, 842, 854, 857, /* 50 */ 846, 846, 97, 97, 98, 98, 98, 98, 338, 96, /* 60 */ 96, 96, 96, 95, 95, 94, 94, 94, 93, 351, /* 70 */ 95, 95, 94, 94, 94, 93, 351, 791, 977, 977, /* 80 */ 325, 94, 94, 94, 93, 351, 792, 75, 99, 100, /* 90 */ 90, 842, 842, 854, 857, 846, 846, 97, 97, 98, /* 100 */ 98, 98, 98, 450, 96, 96, 96, 96, 95, 95, /* 110 */ 94, 94, 94, 93, 351, 1333, 155, 155, 2, 325, /* 120 */ 275, 146, 132, 52, 52, 93, 351, 99, 100, 90, /* 130 */ 842, 842, 854, 857, 846, 846, 97, 97, 98, 98, /* 140 */ 98, 98, 101, 96, 96, 96, 96, 95, 95, 94, /* 150 */ 94, 94, 93, 351, 958, 958, 325, 268, 428, 413, /* 160 */ 411, 61, 752, 752, 99, 100, 90, 842, 842, 854, /* 170 */ 857, 846, 846, 97, 97, 98, 98, 98, 98, 60, /* 180 */ 96, 96, 96, 96, 95, 95, 94, 94, 94, 93, /* 190 */ 351, 325, 270, 329, 273, 277, 959, 960, 250, 99, /* 200 */ 100, 90, 842, 842, 854, 857, 846, 846, 97, 97, /* 210 */ 98, 98, 98, 98, 301, 96, 96, 96, 96, 95, /* 220 */ 95, 94, 94, 94, 93, 351, 325, 938, 1326, 698, /* 230 */ 706, 1326, 242, 412, 99, 100, 90, 842, 842, 854, /* 240 */ 857, 846, 846, 97, 97, 98, 98, 98, 98, 347, /* 250 */ 96, 96, 96, 96, 95, 95, 94, 94, 94, 93, /* 260 */ 351, 325, 938, 1327, 384, 699, 1327, 381, 379, 99, /* 270 */ 100, 90, 842, 842, 854, 857, 846, 846, 97, 97, /* 280 */ 98, 98, 98, 98, 701, 96, 96, 96, 96, 95, /* 290 */ 95, 94, 94, 94, 93, 351, 325, 92, 89, 178, /* 300 */ 833, 936, 373, 700, 99, 100, 90, 842, 842, 854, /* 310 */ 857, 846, 846, 97, 97, 98, 98, 98, 98, 375, /* 320 */ 96, 96, 96, 96, 95, 95, 94, 94, 94, 93, /* 330 */ 351, 325, 1276, 947, 354, 818, 936, 739, 739, 99, /* 340 */ 100, 90, 842, 842, 854, 857, 846, 846, 97, 97, /* 350 */ 98, 98, 98, 98, 230, 96, 96, 96, 96, 95, /* 360 */ 95, 94, 94, 94, 93, 351, 325, 969, 227, 92, /* 370 */ 89, 178, 373, 300, 99, 100, 90, 842, 842, 854, /* 380 */ 857, 846, 846, 97, 97, 98, 98, 98, 98, 921, /* 390 */ 96, 96, 96, 96, 95, 95, 94, 94, 94, 93, /* 400 */ 351, 325, 449, 447, 447, 447, 147, 737, 737, 99, /* 410 */ 100, 90, 842, 842, 854, 857, 846, 846, 97, 97, /* 420 */ 98, 98, 98, 98, 296, 96, 96, 96, 96, 95, /* 430 */ 95, 94, 94, 94, 93, 351, 325, 419, 231, 958, /* 440 */ 958, 158, 25, 422, 99, 100, 90, 842, 842, 854, /* 450 */ 857, 846, 846, 97, 97, 98, 98, 98, 98, 450, /* 460 */ 96, 96, 96, 96, 95, 95, 94, 94, 94, 93, /* 470 */ 351, 443, 224, 224, 420, 958, 958, 962, 325, 52, /* 480 */ 52, 959, 960, 176, 415, 78, 99, 100, 90, 842, /* 490 */ 842, 854, 857, 846, 846, 97, 97, 98, 98, 98, /* 500 */ 98, 379, 96, 96, 96, 96, 95, 95, 94, 94, /* 510 */ 94, 93, 351, 325, 428, 418, 298, 959, 960, 962, /* 520 */ 81, 99, 88, 90, 842, 842, 854, 857, 846, 846, /* 530 */ 97, 97, 98, 98, 98, 98, 717, 96, 96, 96, /* 540 */ 96, 95, 95, 94, 94, 94, 93, 351, 325, 843, /* 550 */ 843, 855, 858, 996, 318, 343, 379, 100, 90, 842, /* 560 */ 842, 854, 857, 846, 846, 97, 97, 98, 98, 98, /* 570 */ 98, 450, 96, 96, 96, 96, 95, 95, 94, 94, /* 580 */ 94, 93, 351, 325, 350, 350, 350, 260, 377, 340, /* 590 */ 929, 52, 52, 90, 842, 842, 854, 857, 846, 846, /* 600 */ 97, 97, 98, 98, 98, 98, 361, 96, 96, 96, /* 610 */ 96, 95, 95, 94, 94, 94, 93, 351, 86, 445, /* 620 */ 847, 3, 1203, 361, 360, 378, 344, 813, 958, 958, /* 630 */ 1300, 86, 445, 729, 3, 212, 169, 287, 405, 282, /* 640 */ 404, 199, 232, 450, 300, 760, 83, 84, 280, 245, /* 650 */ 262, 365, 251, 85, 352, 352, 92, 89, 178, 83, /* 660 */ 84, 242, 412, 52, 52, 448, 85, 352, 352, 246, /* 670 */ 959, 960, 194, 455, 670, 402, 399, 398, 448, 243, /* 680 */ 221, 114, 434, 776, 361, 450, 397, 268, 747, 224, /* 690 */ 224, 132, 132, 198, 832, 434, 452, 451, 428, 427, /* 700 */ 819, 415, 734, 713, 132, 52, 52, 832, 268, 452, /* 710 */ 451, 734, 194, 819, 363, 402, 399, 398, 450, 1271, /* 720 */ 1271, 23, 958, 958, 86, 445, 397, 3, 228, 429, /* 730 */ 895, 824, 824, 826, 827, 19, 203, 720, 52, 52, /* 740 */ 428, 408, 439, 249, 824, 824, 826, 827, 19, 229, /* 750 */ 403, 153, 83, 84, 761, 177, 241, 450, 721, 85, /* 760 */ 352, 352, 120, 157, 959, 960, 58, 977, 409, 355, /* 770 */ 330, 448, 268, 428, 430, 320, 790, 32, 32, 86, /* 780 */ 445, 776, 3, 341, 98, 98, 98, 98, 434, 96, /* 790 */ 96, 96, 96, 95, 95, 94, 94, 94, 93, 351, /* 800 */ 832, 120, 452, 451, 813, 887, 819, 83, 84, 977, /* 810 */ 813, 132, 410, 920, 85, 352, 352, 132, 407, 789, /* 820 */ 958, 958, 92, 89, 178, 917, 448, 262, 370, 261, /* 830 */ 82, 914, 80, 262, 370, 261, 776, 824, 824, 826, /* 840 */ 827, 19, 934, 434, 96, 96, 96, 96, 95, 95, /* 850 */ 94, 94, 94, 93, 351, 832, 74, 452, 451, 958, /* 860 */ 958, 819, 959, 960, 120, 92, 89, 178, 945, 2, /* 870 */ 918, 965, 268, 1, 976, 76, 445, 762, 3, 708, /* 880 */ 901, 901, 387, 958, 958, 757, 919, 371, 740, 778, /* 890 */ 756, 257, 824, 824, 826, 827, 19, 417, 741, 450, /* 900 */ 24, 959, 960, 83, 84, 369, 958, 958, 177, 226, /* 910 */ 85, 352, 352, 885, 315, 314, 313, 215, 311, 10, /* 920 */ 10, 683, 448, 349, 348, 959, 960, 909, 777, 157, /* 930 */ 120, 958, 958, 337, 776, 416, 711, 310, 450, 434, /* 940 */ 450, 321, 450, 791, 103, 200, 175, 450, 959, 960, /* 950 */ 908, 832, 792, 452, 451, 9, 9, 819, 10, 10, /* 960 */ 52, 52, 51, 51, 180, 716, 248, 10, 10, 171, /* 970 */ 170, 167, 339, 959, 960, 247, 984, 702, 702, 450, /* 980 */ 715, 233, 686, 982, 889, 983, 182, 914, 824, 824, /* 990 */ 826, 827, 19, 183, 256, 423, 132, 181, 394, 10, /* 1000 */ 10, 889, 891, 749, 958, 958, 917, 268, 985, 198, /* 1010 */ 985, 349, 348, 425, 415, 299, 817, 832, 326, 825, /* 1020 */ 120, 332, 133, 819, 268, 98, 98, 98, 98, 91, /* 1030 */ 96, 96, 96, 96, 95, 95, 94, 94, 94, 93, /* 1040 */ 351, 157, 810, 371, 382, 359, 959, 960, 358, 268, /* 1050 */ 450, 918, 368, 324, 824, 824, 826, 450, 709, 450, /* 1060 */ 264, 380, 889, 450, 877, 746, 253, 919, 255, 433, /* 1070 */ 36, 36, 234, 450, 234, 120, 269, 37, 37, 12, /* 1080 */ 12, 334, 272, 27, 27, 450, 330, 118, 450, 162, /* 1090 */ 742, 280, 450, 38, 38, 450, 985, 356, 985, 450, /* 1100 */ 709, 1210, 450, 132, 450, 39, 39, 450, 40, 40, /* 1110 */ 450, 362, 41, 41, 450, 42, 42, 450, 254, 28, /* 1120 */ 28, 450, 29, 29, 31, 31, 450, 43, 43, 450, /* 1130 */ 44, 44, 450, 714, 45, 45, 450, 11, 11, 767, /* 1140 */ 450, 46, 46, 450, 268, 450, 105, 105, 450, 47, /* 1150 */ 47, 450, 48, 48, 450, 237, 33, 33, 450, 172, /* 1160 */ 49, 49, 450, 50, 50, 34, 34, 274, 122, 122, /* 1170 */ 450, 123, 123, 450, 124, 124, 450, 898, 56, 56, /* 1180 */ 450, 897, 35, 35, 450, 267, 450, 817, 450, 817, /* 1190 */ 106, 106, 450, 53, 53, 385, 107, 107, 450, 817, /* 1200 */ 108, 108, 817, 450, 104, 104, 121, 121, 119, 119, /* 1210 */ 450, 117, 112, 112, 450, 276, 450, 225, 111, 111, /* 1220 */ 450, 730, 450, 109, 109, 450, 673, 674, 675, 912, /* 1230 */ 110, 110, 317, 998, 55, 55, 57, 57, 692, 331, /* 1240 */ 54, 54, 26, 26, 696, 30, 30, 317, 937, 197, /* 1250 */ 196, 195, 335, 281, 336, 446, 331, 745, 689, 436, /* 1260 */ 440, 444, 120, 72, 386, 223, 175, 345, 757, 933, /* 1270 */ 20, 286, 319, 756, 815, 372, 374, 202, 202, 202, /* 1280 */ 263, 395, 285, 74, 208, 21, 696, 719, 718, 884, /* 1290 */ 120, 120, 120, 120, 120, 754, 278, 828, 77, 74, /* 1300 */ 726, 727, 785, 783, 880, 202, 999, 208, 894, 893, /* 1310 */ 894, 893, 694, 816, 763, 116, 774, 1290, 431, 432, /* 1320 */ 302, 999, 390, 303, 823, 697, 691, 680, 159, 289, /* 1330 */ 679, 884, 681, 952, 291, 218, 293, 7, 316, 828, /* 1340 */ 173, 805, 259, 364, 252, 911, 376, 713, 295, 435, /* 1350 */ 308, 168, 955, 993, 135, 400, 990, 284, 882, 881, /* 1360 */ 205, 928, 926, 59, 333, 62, 144, 156, 130, 72, /* 1370 */ 802, 366, 367, 393, 137, 185, 189, 160, 139, 383, /* 1380 */ 67, 896, 140, 141, 142, 148, 389, 812, 775, 266, /* 1390 */ 219, 190, 154, 391, 913, 876, 271, 406, 191, 322, /* 1400 */ 682, 733, 192, 342, 732, 724, 731, 711, 723, 421, /* 1410 */ 705, 71, 323, 6, 204, 771, 288, 79, 297, 346, /* 1420 */ 772, 704, 290, 283, 703, 770, 292, 294, 967, 239, /* 1430 */ 769, 102, 862, 438, 426, 240, 424, 442, 73, 213, /* 1440 */ 688, 238, 22, 453, 953, 214, 217, 216, 454, 677, /* 1450 */ 676, 671, 753, 125, 115, 235, 126, 669, 353, 166, /* 1460 */ 127, 244, 179, 357, 306, 304, 305, 307, 113, 892, /* 1470 */ 327, 890, 811, 328, 134, 128, 136, 138, 743, 258, /* 1480 */ 907, 184, 143, 129, 910, 186, 63, 64, 145, 187, /* 1490 */ 906, 65, 8, 66, 13, 188, 202, 899, 265, 149, /* 1500 */ 987, 388, 150, 685, 161, 392, 285, 193, 279, 396, /* 1510 */ 151, 401, 68, 14, 15, 722, 69, 236, 831, 131, /* 1520 */ 830, 860, 70, 751, 16, 414, 755, 4, 174, 220, /* 1530 */ 222, 784, 201, 152, 779, 77, 74, 17, 18, 875, /* 1540 */ 861, 859, 916, 864, 915, 207, 206, 942, 163, 437, /* 1550 */ 948, 943, 164, 209, 1002, 441, 863, 165, 210, 829, /* 1560 */ 695, 87, 312, 211, 1292, 1291, 309, }; static const YYCODETYPE yy_lookahead[] = { /* 0 */ 19, 95, 53, 97, 22, 24, 24, 101, 27, 28, /* 10 */ 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, /* 20 */ 39, 40, 41, 152, 43, 44, 45, 46, 47, 48, /* 30 */ 49, 50, 51, 52, 53, 19, 55, 55, 132, 133, /* 40 */ 134, 1, 2, 27, 28, 29, 30, 31, 32, 33, /* 50 */ 34, 35, 36, 37, 38, 39, 40, 41, 187, 43, /* 60 */ 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, /* 70 */ 47, 48, 49, 50, 51, 52, 53, 61, 97, 97, /* 80 */ 19, 49, 50, 51, 52, 53, 70, 26, 27, 28, /* 90 */ 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, /* 100 */ 39, 40, 41, 152, 43, 44, 45, 46, 47, 48, /* 110 */ 49, 50, 51, 52, 53, 144, 145, 146, 147, 19, /* 120 */ 16, 22, 92, 172, 173, 52, 53, 27, 28, 29, /* 130 */ 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, /* 140 */ 40, 41, 81, 43, 44, 45, 46, 47, 48, 49, /* 150 */ 50, 51, 52, 53, 55, 56, 19, 152, 207, 208, /* 160 */ 115, 24, 117, 118, 27, 28, 29, 30, 31, 32, /* 170 */ 33, 34, 35, 36, 37, 38, 39, 40, 41, 79, /* 180 */ 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, /* 190 */ 53, 19, 88, 157, 90, 23, 97, 98, 193, 27, /* 200 */ 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, /* 210 */ 38, 39, 40, 41, 152, 43, 44, 45, 46, 47, /* 220 */ 48, 49, 50, 51, 52, 53, 19, 22, 23, 172, /* 230 */ 23, 26, 119, 120, 27, 28, 29, 30, 31, 32, /* 240 */ 33, 34, 35, 36, 37, 38, 39, 40, 41, 187, /* 250 */ 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, /* 260 */ 53, 19, 22, 23, 228, 23, 26, 231, 152, 27, /* 270 */ 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, /* 280 */ 38, 39, 40, 41, 172, 43, 44, 45, 46, 47, /* 290 */ 48, 49, 50, 51, 52, 53, 19, 221, 222, 223, /* 300 */ 23, 96, 152, 172, 27, 28, 29, 30, 31, 32, /* 310 */ 33, 34, 35, 36, 37, 38, 39, 40, 41, 152, /* 320 */ 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, /* 330 */ 53, 19, 0, 1, 2, 23, 96, 190, 191, 27, /* 340 */ 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, /* 350 */ 38, 39, 40, 41, 238, 43, 44, 45, 46, 47, /* 360 */ 48, 49, 50, 51, 52, 53, 19, 185, 218, 221, /* 370 */ 222, 223, 152, 152, 27, 28, 29, 30, 31, 32, /* 380 */ 33, 34, 35, 36, 37, 38, 39, 40, 41, 241, /* 390 */ 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, /* 400 */ 53, 19, 152, 168, 169, 170, 22, 190, 191, 27, /* 410 */ 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, /* 420 */ 38, 39, 40, 41, 152, 43, 44, 45, 46, 47, /* 430 */ 48, 49, 50, 51, 52, 53, 19, 19, 218, 55, /* 440 */ 56, 24, 22, 152, 27, 28, 29, 30, 31, 32, /* 450 */ 33, 34, 35, 36, 37, 38, 39, 40, 41, 152, /* 460 */ 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, /* 470 */ 53, 250, 194, 195, 56, 55, 56, 55, 19, 172, /* 480 */ 173, 97, 98, 152, 206, 138, 27, 28, 29, 30, /* 490 */ 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, /* 500 */ 41, 152, 43, 44, 45, 46, 47, 48, 49, 50, /* 510 */ 51, 52, 53, 19, 207, 208, 152, 97, 98, 97, /* 520 */ 138, 27, 28, 29, 30, 31, 32, 33, 34, 35, /* 530 */ 36, 37, 38, 39, 40, 41, 181, 43, 44, 45, /* 540 */ 46, 47, 48, 49, 50, 51, 52, 53, 19, 30, /* 550 */ 31, 32, 33, 247, 248, 19, 152, 28, 29, 30, /* 560 */ 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, /* 570 */ 41, 152, 43, 44, 45, 46, 47, 48, 49, 50, /* 580 */ 51, 52, 53, 19, 168, 169, 170, 238, 19, 53, /* 590 */ 152, 172, 173, 29, 30, 31, 32, 33, 34, 35, /* 600 */ 36, 37, 38, 39, 40, 41, 152, 43, 44, 45, /* 610 */ 46, 47, 48, 49, 50, 51, 52, 53, 19, 20, /* 620 */ 101, 22, 23, 169, 170, 56, 207, 85, 55, 56, /* 630 */ 23, 19, 20, 26, 22, 99, 100, 101, 102, 103, /* 640 */ 104, 105, 238, 152, 152, 210, 47, 48, 112, 152, /* 650 */ 108, 109, 110, 54, 55, 56, 221, 222, 223, 47, /* 660 */ 48, 119, 120, 172, 173, 66, 54, 55, 56, 152, /* 670 */ 97, 98, 99, 148, 149, 102, 103, 104, 66, 154, /* 680 */ 23, 156, 83, 26, 230, 152, 113, 152, 163, 194, /* 690 */ 195, 92, 92, 30, 95, 83, 97, 98, 207, 208, /* 700 */ 101, 206, 179, 180, 92, 172, 173, 95, 152, 97, /* 710 */ 98, 188, 99, 101, 219, 102, 103, 104, 152, 119, /* 720 */ 120, 196, 55, 56, 19, 20, 113, 22, 193, 163, /* 730 */ 11, 132, 133, 134, 135, 136, 24, 65, 172, 173, /* 740 */ 207, 208, 250, 152, 132, 133, 134, 135, 136, 193, /* 750 */ 78, 84, 47, 48, 49, 98, 199, 152, 86, 54, /* 760 */ 55, 56, 196, 152, 97, 98, 209, 55, 163, 244, /* 770 */ 107, 66, 152, 207, 208, 164, 175, 172, 173, 19, /* 780 */ 20, 124, 22, 111, 38, 39, 40, 41, 83, 43, /* 790 */ 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, /* 800 */ 95, 196, 97, 98, 85, 152, 101, 47, 48, 97, /* 810 */ 85, 92, 207, 193, 54, 55, 56, 92, 49, 175, /* 820 */ 55, 56, 221, 222, 223, 12, 66, 108, 109, 110, /* 830 */ 137, 163, 139, 108, 109, 110, 26, 132, 133, 134, /* 840 */ 135, 136, 152, 83, 43, 44, 45, 46, 47, 48, /* 850 */ 49, 50, 51, 52, 53, 95, 26, 97, 98, 55, /* 860 */ 56, 101, 97, 98, 196, 221, 222, 223, 146, 147, /* 870 */ 57, 171, 152, 22, 26, 19, 20, 49, 22, 179, /* 880 */ 108, 109, 110, 55, 56, 116, 73, 219, 75, 124, /* 890 */ 121, 152, 132, 133, 134, 135, 136, 163, 85, 152, /* 900 */ 232, 97, 98, 47, 48, 237, 55, 56, 98, 5, /* 910 */ 54, 55, 56, 193, 10, 11, 12, 13, 14, 172, /* 920 */ 173, 17, 66, 47, 48, 97, 98, 152, 124, 152, /* 930 */ 196, 55, 56, 186, 124, 152, 106, 160, 152, 83, /* 940 */ 152, 164, 152, 61, 22, 211, 212, 152, 97, 98, /* 950 */ 152, 95, 70, 97, 98, 172, 173, 101, 172, 173, /* 960 */ 172, 173, 172, 173, 60, 181, 62, 172, 173, 47, /* 970 */ 48, 123, 186, 97, 98, 71, 100, 55, 56, 152, /* 980 */ 181, 186, 21, 107, 152, 109, 82, 163, 132, 133, /* 990 */ 134, 135, 136, 89, 16, 207, 92, 93, 19, 172, /* 1000 */ 173, 169, 170, 195, 55, 56, 12, 152, 132, 30, /* 1010 */ 134, 47, 48, 186, 206, 225, 152, 95, 114, 97, /* 1020 */ 196, 245, 246, 101, 152, 38, 39, 40, 41, 42, /* 1030 */ 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, /* 1040 */ 53, 152, 163, 219, 152, 141, 97, 98, 193, 152, /* 1050 */ 152, 57, 91, 164, 132, 133, 134, 152, 55, 152, /* 1060 */ 152, 237, 230, 152, 103, 193, 88, 73, 90, 75, /* 1070 */ 172, 173, 183, 152, 185, 196, 152, 172, 173, 172, /* 1080 */ 173, 217, 152, 172, 173, 152, 107, 22, 152, 24, /* 1090 */ 193, 112, 152, 172, 173, 152, 132, 242, 134, 152, /* 1100 */ 97, 140, 152, 92, 152, 172, 173, 152, 172, 173, /* 1110 */ 152, 100, 172, 173, 152, 172, 173, 152, 140, 172, /* 1120 */ 173, 152, 172, 173, 172, 173, 152, 172, 173, 152, /* 1130 */ 172, 173, 152, 152, 172, 173, 152, 172, 173, 213, /* 1140 */ 152, 172, 173, 152, 152, 152, 172, 173, 152, 172, /* 1150 */ 173, 152, 172, 173, 152, 210, 172, 173, 152, 26, /* 1160 */ 172, 173, 152, 172, 173, 172, 173, 152, 172, 173, /* 1170 */ 152, 172, 173, 152, 172, 173, 152, 59, 172, 173, /* 1180 */ 152, 63, 172, 173, 152, 193, 152, 152, 152, 152, /* 1190 */ 172, 173, 152, 172, 173, 77, 172, 173, 152, 152, /* 1200 */ 172, 173, 152, 152, 172, 173, 172, 173, 172, 173, /* 1210 */ 152, 22, 172, 173, 152, 152, 152, 22, 172, 173, /* 1220 */ 152, 152, 152, 172, 173, 152, 7, 8, 9, 163, /* 1230 */ 172, 173, 22, 23, 172, 173, 172, 173, 166, 167, /* 1240 */ 172, 173, 172, 173, 55, 172, 173, 22, 23, 108, /* 1250 */ 109, 110, 217, 152, 217, 166, 167, 163, 163, 163, /* 1260 */ 163, 163, 196, 130, 217, 211, 212, 217, 116, 23, /* 1270 */ 22, 101, 26, 121, 23, 23, 23, 26, 26, 26, /* 1280 */ 23, 23, 112, 26, 26, 37, 97, 100, 101, 55, /* 1290 */ 196, 196, 196, 196, 196, 23, 23, 55, 26, 26, /* 1300 */ 7, 8, 23, 152, 23, 26, 96, 26, 132, 132, /* 1310 */ 134, 134, 23, 152, 152, 26, 152, 122, 152, 191, /* 1320 */ 152, 96, 234, 152, 152, 152, 152, 152, 197, 210, /* 1330 */ 152, 97, 152, 152, 210, 233, 210, 198, 150, 97, /* 1340 */ 184, 201, 239, 214, 214, 201, 239, 180, 214, 227, /* 1350 */ 200, 198, 155, 67, 243, 176, 69, 175, 175, 175, /* 1360 */ 122, 159, 159, 240, 159, 240, 22, 220, 27, 130, /* 1370 */ 201, 18, 159, 18, 189, 158, 158, 220, 192, 159, /* 1380 */ 137, 236, 192, 192, 192, 189, 74, 189, 159, 235, /* 1390 */ 159, 158, 22, 177, 201, 201, 159, 107, 158, 177, /* 1400 */ 159, 174, 158, 76, 174, 182, 174, 106, 182, 125, /* 1410 */ 174, 107, 177, 22, 159, 216, 215, 137, 159, 53, /* 1420 */ 216, 176, 215, 174, 174, 216, 215, 215, 174, 229, /* 1430 */ 216, 129, 224, 177, 126, 229, 127, 177, 128, 25, /* 1440 */ 162, 226, 26, 161, 13, 153, 6, 153, 151, 151, /* 1450 */ 151, 151, 205, 165, 178, 178, 165, 4, 3, 22, /* 1460 */ 165, 142, 15, 94, 202, 204, 203, 201, 16, 23, /* 1470 */ 249, 23, 120, 249, 246, 111, 131, 123, 20, 16, /* 1480 */ 1, 125, 123, 111, 56, 64, 37, 37, 131, 122, /* 1490 */ 1, 37, 5, 37, 22, 107, 26, 80, 140, 80, /* 1500 */ 87, 72, 107, 20, 24, 19, 112, 105, 23, 79, /* 1510 */ 22, 79, 22, 22, 22, 58, 22, 79, 23, 68, /* 1520 */ 23, 23, 26, 116, 22, 26, 23, 22, 122, 23, /* 1530 */ 23, 56, 64, 22, 124, 26, 26, 64, 64, 23, /* 1540 */ 23, 23, 23, 11, 23, 22, 26, 23, 22, 24, /* 1550 */ 1, 23, 22, 26, 251, 24, 23, 22, 122, 23, /* 1560 */ 23, 22, 15, 122, 122, 122, 23, }; #define YY_SHIFT_USE_DFLT (1567) #define YY_SHIFT_COUNT (455) #define YY_SHIFT_MIN (-94) #define YY_SHIFT_MAX (1549) static const short yy_shift_ofst[] = { /* 0 */ 40, 599, 904, 612, 760, 760, 760, 760, 725, -19, /* 10 */ 16, 16, 100, 760, 760, 760, 760, 760, 760, 760, /* 20 */ 876, 876, 573, 542, 719, 600, 61, 137, 172, 207, /* 30 */ 242, 277, 312, 347, 382, 417, 459, 459, 459, 459, /* 40 */ 459, 459, 459, 459, 459, 459, 459, 459, 459, 459, /* 50 */ 459, 459, 459, 494, 459, 529, 564, 564, 705, 760, /* 60 */ 760, 760, 760, 760, 760, 760, 760, 760, 760, 760, /* 70 */ 760, 760, 760, 760, 760, 760, 760, 760, 760, 760, /* 80 */ 760, 760, 760, 760, 760, 760, 760, 760, 760, 760, /* 90 */ 856, 760, 760, 760, 760, 760, 760, 760, 760, 760, /* 100 */ 760, 760, 760, 760, 987, 746, 746, 746, 746, 746, /* 110 */ 801, 23, 32, 949, 961, 979, 964, 964, 949, 73, /* 120 */ 113, -51, 1567, 1567, 1567, 536, 536, 536, 99, 99, /* 130 */ 813, 813, 667, 205, 240, 949, 949, 949, 949, 949, /* 140 */ 949, 949, 949, 949, 949, 949, 949, 949, 949, 949, /* 150 */ 949, 949, 949, 949, 949, 332, 1011, 422, 422, 113, /* 160 */ 30, 30, 30, 30, 30, 30, 1567, 1567, 1567, 922, /* 170 */ -94, -94, 384, 613, 828, 420, 765, 804, 851, 949, /* 180 */ 949, 949, 949, 949, 949, 949, 949, 949, 949, 949, /* 190 */ 949, 949, 949, 949, 949, 672, 672, 672, 949, 949, /* 200 */ 657, 949, 949, 949, -18, 949, 949, 994, 949, 949, /* 210 */ 949, 949, 949, 949, 949, 949, 949, 949, 772, 1118, /* 220 */ 712, 712, 712, 810, 45, 769, 1219, 1133, 418, 418, /* 230 */ 569, 1133, 569, 830, 607, 663, 882, 418, 693, 882, /* 240 */ 882, 848, 1152, 1065, 1286, 1238, 1238, 1287, 1287, 1238, /* 250 */ 1344, 1341, 1239, 1353, 1353, 1353, 1353, 1238, 1355, 1239, /* 260 */ 1344, 1341, 1341, 1239, 1238, 1355, 1243, 1312, 1238, 1238, /* 270 */ 1355, 1370, 1238, 1355, 1238, 1355, 1370, 1290, 1290, 1290, /* 280 */ 1327, 1370, 1290, 1301, 1290, 1327, 1290, 1290, 1284, 1304, /* 290 */ 1284, 1304, 1284, 1304, 1284, 1304, 1238, 1391, 1238, 1280, /* 300 */ 1370, 1366, 1366, 1370, 1302, 1308, 1310, 1309, 1239, 1414, /* 310 */ 1416, 1431, 1431, 1440, 1440, 1440, 1440, 1567, 1567, 1567, /* 320 */ 1567, 1567, 1567, 1567, 1567, 519, 978, 1210, 1225, 104, /* 330 */ 1141, 1189, 1246, 1248, 1251, 1252, 1253, 1257, 1258, 1273, /* 340 */ 1003, 1187, 1293, 1170, 1272, 1279, 1234, 1281, 1176, 1177, /* 350 */ 1289, 1242, 1195, 1453, 1455, 1437, 1319, 1447, 1369, 1452, /* 360 */ 1446, 1448, 1352, 1345, 1364, 1354, 1458, 1356, 1463, 1479, /* 370 */ 1359, 1357, 1449, 1450, 1454, 1456, 1372, 1428, 1421, 1367, /* 380 */ 1489, 1487, 1472, 1388, 1358, 1417, 1470, 1419, 1413, 1429, /* 390 */ 1395, 1480, 1483, 1486, 1394, 1402, 1488, 1430, 1490, 1491, /* 400 */ 1485, 1492, 1432, 1457, 1494, 1438, 1451, 1495, 1497, 1498, /* 410 */ 1496, 1407, 1502, 1503, 1505, 1499, 1406, 1506, 1507, 1475, /* 420 */ 1468, 1511, 1410, 1509, 1473, 1510, 1474, 1516, 1509, 1517, /* 430 */ 1518, 1519, 1520, 1521, 1523, 1532, 1524, 1526, 1525, 1527, /* 440 */ 1528, 1530, 1531, 1527, 1533, 1535, 1536, 1537, 1539, 1436, /* 450 */ 1441, 1442, 1443, 1543, 1547, 1549, }; #define YY_REDUCE_USE_DFLT (-130) #define YY_REDUCE_COUNT (324) #define YY_REDUCE_MIN (-129) #define YY_REDUCE_MAX (1300) static const short yy_reduce_ofst[] = { /* 0 */ -29, 566, 525, 605, -49, 307, 491, 533, 668, 435, /* 10 */ 601, 644, 148, 747, 786, 795, 419, 788, 827, 790, /* 20 */ 454, 832, 889, 495, 824, 734, 76, 76, 76, 76, /* 30 */ 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, /* 40 */ 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, /* 50 */ 76, 76, 76, 76, 76, 76, 76, 76, 783, 898, /* 60 */ 905, 907, 911, 921, 933, 936, 940, 943, 947, 950, /* 70 */ 952, 955, 958, 962, 965, 969, 974, 977, 980, 984, /* 80 */ 988, 991, 993, 996, 999, 1002, 1006, 1010, 1018, 1021, /* 90 */ 1024, 1028, 1032, 1034, 1036, 1040, 1046, 1051, 1058, 1062, /* 100 */ 1064, 1068, 1070, 1073, 76, 76, 76, 76, 76, 76, /* 110 */ 76, 76, 76, 855, 36, 523, 235, 416, 777, 76, /* 120 */ 278, 76, 76, 76, 76, 700, 700, 700, 150, 220, /* 130 */ 147, 217, 221, 306, 306, 611, 5, 535, 556, 620, /* 140 */ 720, 872, 897, 116, 864, 349, 1035, 1037, 404, 1047, /* 150 */ 992, -129, 1050, 492, 62, 722, 879, 1072, 1089, 808, /* 160 */ 1066, 1094, 1095, 1096, 1097, 1098, 776, 1054, 557, 57, /* 170 */ 112, 131, 167, 182, 250, 272, 291, 331, 364, 438, /* 180 */ 497, 517, 591, 653, 690, 739, 775, 798, 892, 908, /* 190 */ 924, 930, 1015, 1063, 1069, 355, 784, 799, 981, 1101, /* 200 */ 926, 1151, 1161, 1162, 945, 1164, 1166, 1128, 1168, 1171, /* 210 */ 1172, 250, 1173, 1174, 1175, 1178, 1180, 1181, 1088, 1102, /* 220 */ 1119, 1124, 1126, 926, 1131, 1139, 1188, 1140, 1129, 1130, /* 230 */ 1103, 1144, 1107, 1179, 1156, 1167, 1182, 1134, 1122, 1183, /* 240 */ 1184, 1150, 1153, 1197, 1111, 1202, 1203, 1123, 1125, 1205, /* 250 */ 1147, 1185, 1169, 1186, 1190, 1191, 1192, 1213, 1217, 1193, /* 260 */ 1157, 1196, 1198, 1194, 1220, 1218, 1145, 1154, 1229, 1231, /* 270 */ 1233, 1216, 1237, 1240, 1241, 1244, 1222, 1227, 1230, 1232, /* 280 */ 1223, 1235, 1236, 1245, 1249, 1226, 1250, 1254, 1199, 1201, /* 290 */ 1204, 1207, 1209, 1211, 1214, 1212, 1255, 1208, 1259, 1215, /* 300 */ 1256, 1200, 1206, 1260, 1247, 1261, 1263, 1262, 1266, 1278, /* 310 */ 1282, 1292, 1294, 1297, 1298, 1299, 1300, 1221, 1224, 1228, /* 320 */ 1288, 1291, 1276, 1277, 1295, }; static const YYACTIONTYPE yy_default[] = { /* 0 */ 1281, 1271, 1271, 1271, 1203, 1203, 1203, 1203, 1271, 1096, /* 10 */ 1125, 1125, 1255, 1332, 1332, 1332, 1332, 1332, 1332, 1202, /* 20 */ 1332, 1332, 1332, 1332, 1271, 1100, 1131, 1332, 1332, 1332, /* 30 */ 1332, 1204, 1205, 1332, 1332, 1332, 1254, 1256, 1141, 1140, /* 40 */ 1139, 1138, 1237, 1112, 1136, 1129, 1133, 1204, 1198, 1199, /* 50 */ 1197, 1201, 1205, 1332, 1132, 1167, 1182, 1166, 1332, 1332, /* 60 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 70 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 80 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 90 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 100 */ 1332, 1332, 1332, 1332, 1176, 1181, 1188, 1180, 1177, 1169, /* 110 */ 1168, 1170, 1171, 1332, 1019, 1067, 1332, 1332, 1332, 1172, /* 120 */ 1332, 1173, 1185, 1184, 1183, 1262, 1289, 1288, 1332, 1332, /* 130 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 140 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 150 */ 1332, 1332, 1332, 1332, 1332, 1281, 1271, 1025, 1025, 1332, /* 160 */ 1271, 1271, 1271, 1271, 1271, 1271, 1267, 1100, 1091, 1332, /* 170 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 180 */ 1259, 1257, 1332, 1218, 1332, 1332, 1332, 1332, 1332, 1332, /* 190 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 200 */ 1332, 1332, 1332, 1332, 1096, 1332, 1332, 1332, 1332, 1332, /* 210 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1283, 1332, 1232, /* 220 */ 1096, 1096, 1096, 1098, 1080, 1090, 1004, 1135, 1114, 1114, /* 230 */ 1321, 1135, 1321, 1042, 1303, 1039, 1125, 1114, 1200, 1125, /* 240 */ 1125, 1097, 1090, 1332, 1324, 1105, 1105, 1323, 1323, 1105, /* 250 */ 1146, 1070, 1135, 1076, 1076, 1076, 1076, 1105, 1016, 1135, /* 260 */ 1146, 1070, 1070, 1135, 1105, 1016, 1236, 1318, 1105, 1105, /* 270 */ 1016, 1211, 1105, 1016, 1105, 1016, 1211, 1068, 1068, 1068, /* 280 */ 1057, 1211, 1068, 1042, 1068, 1057, 1068, 1068, 1118, 1113, /* 290 */ 1118, 1113, 1118, 1113, 1118, 1113, 1105, 1206, 1105, 1332, /* 300 */ 1211, 1215, 1215, 1211, 1130, 1119, 1128, 1126, 1135, 1022, /* 310 */ 1060, 1286, 1286, 1282, 1282, 1282, 1282, 1329, 1329, 1267, /* 320 */ 1298, 1298, 1044, 1044, 1298, 1332, 1332, 1332, 1332, 1332, /* 330 */ 1332, 1293, 1332, 1220, 1332, 1332, 1332, 1332, 1332, 1332, /* 340 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 350 */ 1332, 1332, 1152, 1332, 1000, 1264, 1332, 1332, 1263, 1332, /* 360 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 370 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1320, /* 380 */ 1332, 1332, 1332, 1332, 1332, 1332, 1235, 1234, 1332, 1332, /* 390 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 400 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, /* 410 */ 1332, 1082, 1332, 1332, 1332, 1307, 1332, 1332, 1332, 1332, /* 420 */ 1332, 1332, 1332, 1127, 1332, 1120, 1332, 1332, 1311, 1332, /* 430 */ 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1332, 1273, /* 440 */ 1332, 1332, 1332, 1272, 1332, 1332, 1332, 1332, 1332, 1154, /* 450 */ 1332, 1153, 1157, 1332, 1010, 1332, }; /********** End of lemon-generated parsing tables *****************************/ /* The next table maps tokens (terminal symbols) into fallback tokens. ** If a construct like the following: ** ** %fallback ID X Y Z. |
︙ | ︙ | |||
132600 132601 132602 132603 132604 132605 132606 | "CHECK", "REFERENCES", "AUTOINCR", "ON", "INSERT", "DELETE", "UPDATE", "SET", "DEFERRABLE", "FOREIGN", "DROP", "UNION", "ALL", "EXCEPT", "INTERSECT", "SELECT", "VALUES", "DISTINCT", "DOT", "FROM", "JOIN", "USING", "ORDER", "GROUP", "HAVING", "LIMIT", "WHERE", "INTO", | | | 133839 133840 133841 133842 133843 133844 133845 133846 133847 133848 133849 133850 133851 133852 133853 | "CHECK", "REFERENCES", "AUTOINCR", "ON", "INSERT", "DELETE", "UPDATE", "SET", "DEFERRABLE", "FOREIGN", "DROP", "UNION", "ALL", "EXCEPT", "INTERSECT", "SELECT", "VALUES", "DISTINCT", "DOT", "FROM", "JOIN", "USING", "ORDER", "GROUP", "HAVING", "LIMIT", "WHERE", "INTO", "FLOAT", "BLOB", "INTEGER", "VARIABLE", "CASE", "WHEN", "THEN", "ELSE", "INDEX", "ALTER", "ADD", "error", "input", "cmdlist", "ecmd", "explain", "cmdx", "cmd", "transtype", "trans_opt", "nm", "savepoint_opt", "create_table", "create_table_args", "createkw", "temp", "ifnotexists", "dbnm", "columnlist", "conslist_opt", "table_options", "select", |
︙ | ︙ | |||
132776 132777 132778 132779 132780 132781 132782 | /* 132 */ "limit_opt ::= LIMIT expr OFFSET expr", /* 133 */ "limit_opt ::= LIMIT expr COMMA expr", /* 134 */ "cmd ::= with DELETE FROM fullname indexed_opt where_opt", /* 135 */ "where_opt ::=", /* 136 */ "where_opt ::= WHERE expr", /* 137 */ "cmd ::= with UPDATE orconf fullname indexed_opt SET setlist where_opt", /* 138 */ "setlist ::= setlist COMMA nm EQ expr", | | > > | | | | | | | | | | | | | | | | > | | | | | | > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 134015 134016 134017 134018 134019 134020 134021 134022 134023 134024 134025 134026 134027 134028 134029 134030 134031 134032 134033 134034 134035 134036 134037 134038 134039 134040 134041 134042 134043 134044 134045 134046 134047 134048 134049 134050 134051 134052 134053 134054 134055 134056 134057 134058 134059 134060 134061 134062 134063 134064 134065 134066 134067 134068 134069 134070 134071 134072 134073 134074 134075 134076 134077 134078 134079 134080 134081 134082 134083 134084 134085 134086 134087 134088 134089 134090 134091 134092 134093 134094 134095 134096 134097 134098 134099 134100 134101 134102 134103 134104 134105 134106 134107 134108 134109 134110 134111 134112 134113 134114 134115 134116 134117 134118 134119 134120 134121 134122 134123 134124 134125 134126 134127 134128 134129 134130 134131 134132 134133 134134 134135 134136 134137 134138 134139 134140 134141 134142 134143 134144 134145 134146 134147 134148 134149 134150 134151 134152 134153 134154 134155 134156 134157 134158 134159 134160 134161 134162 134163 134164 134165 134166 134167 134168 134169 134170 134171 134172 134173 134174 134175 134176 134177 134178 134179 134180 134181 134182 134183 134184 134185 134186 134187 134188 134189 134190 134191 134192 134193 134194 134195 134196 134197 134198 134199 134200 134201 134202 134203 134204 134205 134206 134207 134208 134209 134210 134211 134212 134213 134214 134215 134216 134217 134218 134219 134220 134221 | /* 132 */ "limit_opt ::= LIMIT expr OFFSET expr", /* 133 */ "limit_opt ::= LIMIT expr COMMA expr", /* 134 */ "cmd ::= with DELETE FROM fullname indexed_opt where_opt", /* 135 */ "where_opt ::=", /* 136 */ "where_opt ::= WHERE expr", /* 137 */ "cmd ::= with UPDATE orconf fullname indexed_opt SET setlist where_opt", /* 138 */ "setlist ::= setlist COMMA nm EQ expr", /* 139 */ "setlist ::= setlist COMMA LP idlist RP EQ expr", /* 140 */ "setlist ::= nm EQ expr", /* 141 */ "setlist ::= LP idlist RP EQ expr", /* 142 */ "cmd ::= with insert_cmd INTO fullname idlist_opt select", /* 143 */ "cmd ::= with insert_cmd INTO fullname idlist_opt DEFAULT VALUES", /* 144 */ "insert_cmd ::= INSERT orconf", /* 145 */ "insert_cmd ::= REPLACE", /* 146 */ "idlist_opt ::=", /* 147 */ "idlist_opt ::= LP idlist RP", /* 148 */ "idlist ::= idlist COMMA nm", /* 149 */ "idlist ::= nm", /* 150 */ "expr ::= LP expr RP", /* 151 */ "term ::= NULL", /* 152 */ "expr ::= ID|INDEXED", /* 153 */ "expr ::= JOIN_KW", /* 154 */ "expr ::= nm DOT nm", /* 155 */ "expr ::= nm DOT nm DOT nm", /* 156 */ "term ::= FLOAT|BLOB", /* 157 */ "term ::= STRING", /* 158 */ "term ::= INTEGER", /* 159 */ "expr ::= VARIABLE", /* 160 */ "expr ::= expr COLLATE ID|STRING", /* 161 */ "expr ::= CAST LP expr AS typetoken RP", /* 162 */ "expr ::= ID|INDEXED LP distinct exprlist RP", /* 163 */ "expr ::= ID|INDEXED LP STAR RP", /* 164 */ "term ::= CTIME_KW", /* 165 */ "expr ::= LP nexprlist COMMA expr RP", /* 166 */ "expr ::= expr AND expr", /* 167 */ "expr ::= expr OR expr", /* 168 */ "expr ::= expr LT|GT|GE|LE expr", /* 169 */ "expr ::= expr EQ|NE expr", /* 170 */ "expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr", /* 171 */ "expr ::= expr PLUS|MINUS expr", /* 172 */ "expr ::= expr STAR|SLASH|REM expr", /* 173 */ "expr ::= expr CONCAT expr", /* 174 */ "likeop ::= LIKE_KW|MATCH", /* 175 */ "likeop ::= NOT LIKE_KW|MATCH", /* 176 */ "expr ::= expr likeop expr", /* 177 */ "expr ::= expr likeop expr ESCAPE expr", /* 178 */ "expr ::= expr ISNULL|NOTNULL", /* 179 */ "expr ::= expr NOT NULL", /* 180 */ "expr ::= expr IS expr", /* 181 */ "expr ::= expr IS NOT expr", /* 182 */ "expr ::= NOT expr", /* 183 */ "expr ::= BITNOT expr", /* 184 */ "expr ::= MINUS expr", /* 185 */ "expr ::= PLUS expr", /* 186 */ "between_op ::= BETWEEN", /* 187 */ "between_op ::= NOT BETWEEN", /* 188 */ "expr ::= expr between_op expr AND expr", /* 189 */ "in_op ::= IN", /* 190 */ "in_op ::= NOT IN", /* 191 */ "expr ::= expr in_op LP exprlist RP", /* 192 */ "expr ::= LP select RP", /* 193 */ "expr ::= expr in_op LP select RP", /* 194 */ "expr ::= expr in_op nm dbnm paren_exprlist", /* 195 */ "expr ::= EXISTS LP select RP", /* 196 */ "expr ::= CASE case_operand case_exprlist case_else END", /* 197 */ "case_exprlist ::= case_exprlist WHEN expr THEN expr", /* 198 */ "case_exprlist ::= WHEN expr THEN expr", /* 199 */ "case_else ::= ELSE expr", /* 200 */ "case_else ::=", /* 201 */ "case_operand ::= expr", /* 202 */ "case_operand ::=", /* 203 */ "exprlist ::=", /* 204 */ "nexprlist ::= nexprlist COMMA expr", /* 205 */ "nexprlist ::= expr", /* 206 */ "paren_exprlist ::=", /* 207 */ "paren_exprlist ::= LP exprlist RP", /* 208 */ "cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt", /* 209 */ "uniqueflag ::= UNIQUE", /* 210 */ "uniqueflag ::=", /* 211 */ "eidlist_opt ::=", /* 212 */ "eidlist_opt ::= LP eidlist RP", /* 213 */ "eidlist ::= eidlist COMMA nm collate sortorder", /* 214 */ "eidlist ::= nm collate sortorder", /* 215 */ "collate ::=", /* 216 */ "collate ::= COLLATE ID|STRING", /* 217 */ "cmd ::= DROP INDEX ifexists fullname", /* 218 */ "cmd ::= VACUUM", /* 219 */ "cmd ::= VACUUM nm", /* 220 */ "cmd ::= PRAGMA nm dbnm", /* 221 */ "cmd ::= PRAGMA nm dbnm EQ nmnum", /* 222 */ "cmd ::= PRAGMA nm dbnm LP nmnum RP", /* 223 */ "cmd ::= PRAGMA nm dbnm EQ minus_num", /* 224 */ "cmd ::= PRAGMA nm dbnm LP minus_num RP", /* 225 */ "plus_num ::= PLUS INTEGER|FLOAT", /* 226 */ "minus_num ::= MINUS INTEGER|FLOAT", /* 227 */ "cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END", /* 228 */ "trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause", /* 229 */ "trigger_time ::= BEFORE", /* 230 */ "trigger_time ::= AFTER", /* 231 */ "trigger_time ::= INSTEAD OF", /* 232 */ "trigger_time ::=", /* 233 */ "trigger_event ::= DELETE|INSERT", /* 234 */ "trigger_event ::= UPDATE", /* 235 */ "trigger_event ::= UPDATE OF idlist", /* 236 */ "when_clause ::=", /* 237 */ "when_clause ::= WHEN expr", /* 238 */ "trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI", /* 239 */ "trigger_cmd_list ::= trigger_cmd SEMI", /* 240 */ "trnm ::= nm DOT nm", /* 241 */ "tridxby ::= INDEXED BY nm", /* 242 */ "tridxby ::= NOT INDEXED", /* 243 */ "trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt", /* 244 */ "trigger_cmd ::= insert_cmd INTO trnm idlist_opt select", /* 245 */ "trigger_cmd ::= DELETE FROM trnm tridxby where_opt", /* 246 */ "trigger_cmd ::= select", /* 247 */ "expr ::= RAISE LP IGNORE RP", /* 248 */ "expr ::= RAISE LP raisetype COMMA nm RP", /* 249 */ "raisetype ::= ROLLBACK", /* 250 */ "raisetype ::= ABORT", /* 251 */ "raisetype ::= FAIL", /* 252 */ "cmd ::= DROP TRIGGER ifexists fullname", /* 253 */ "cmd ::= ATTACH database_kw_opt expr AS expr key_opt", /* 254 */ "cmd ::= DETACH database_kw_opt expr", /* 255 */ "key_opt ::=", /* 256 */ "key_opt ::= KEY expr", /* 257 */ "cmd ::= REINDEX", /* 258 */ "cmd ::= REINDEX nm dbnm", /* 259 */ "cmd ::= ANALYZE", /* 260 */ "cmd ::= ANALYZE nm dbnm", /* 261 */ "cmd ::= ALTER TABLE fullname RENAME TO nm", /* 262 */ "cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist", /* 263 */ "add_column_fullname ::= fullname", /* 264 */ "cmd ::= create_vtab", /* 265 */ "cmd ::= create_vtab LP vtabarglist RP", /* 266 */ "create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm", /* 267 */ "vtabarg ::=", /* 268 */ "vtabargtoken ::= ANY", /* 269 */ "vtabargtoken ::= lp anylist RP", /* 270 */ "lp ::= LP", /* 271 */ "with ::=", /* 272 */ "with ::= WITH wqlist", /* 273 */ "with ::= WITH RECURSIVE wqlist", /* 274 */ "wqlist ::= nm eidlist_opt AS LP select RP", /* 275 */ "wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP", /* 276 */ "input ::= cmdlist", /* 277 */ "cmdlist ::= cmdlist ecmd", /* 278 */ "cmdlist ::= ecmd", /* 279 */ "ecmd ::= SEMI", /* 280 */ "ecmd ::= explain cmdx SEMI", /* 281 */ "explain ::=", /* 282 */ "trans_opt ::=", /* 283 */ "trans_opt ::= TRANSACTION", /* 284 */ "trans_opt ::= TRANSACTION nm", /* 285 */ "savepoint_opt ::= SAVEPOINT", /* 286 */ "savepoint_opt ::=", /* 287 */ "cmd ::= create_table create_table_args", /* 288 */ "columnlist ::= columnlist COMMA columnname carglist", /* 289 */ "columnlist ::= columnname carglist", /* 290 */ "nm ::= ID|INDEXED", /* 291 */ "nm ::= STRING", /* 292 */ "nm ::= JOIN_KW", /* 293 */ "typetoken ::= typename", /* 294 */ "typename ::= ID|STRING", /* 295 */ "signed ::= plus_num", /* 296 */ "signed ::= minus_num", /* 297 */ "carglist ::= carglist ccons", /* 298 */ "carglist ::=", /* 299 */ "ccons ::= NULL onconf", /* 300 */ "conslist_opt ::= COMMA conslist", /* 301 */ "conslist ::= conslist tconscomma tcons", /* 302 */ "conslist ::= tcons", /* 303 */ "tconscomma ::=", /* 304 */ "defer_subclause_opt ::= defer_subclause", /* 305 */ "resolvetype ::= raisetype", /* 306 */ "selectnowith ::= oneselect", /* 307 */ "oneselect ::= values", /* 308 */ "sclp ::= selcollist COMMA", /* 309 */ "as ::= ID|STRING", /* 310 */ "expr ::= term", /* 311 */ "exprlist ::= nexprlist", /* 312 */ "nmnum ::= plus_num", /* 313 */ "nmnum ::= nm", /* 314 */ "nmnum ::= ON", /* 315 */ "nmnum ::= DELETE", /* 316 */ "nmnum ::= DEFAULT", /* 317 */ "plus_num ::= INTEGER|FLOAT", /* 318 */ "foreach_clause ::=", /* 319 */ "foreach_clause ::= FOR EACH ROW", /* 320 */ "trnm ::= nm", /* 321 */ "tridxby ::=", /* 322 */ "database_kw_opt ::= DATABASE", /* 323 */ "database_kw_opt ::=", /* 324 */ "kwcolumn_opt ::=", /* 325 */ "kwcolumn_opt ::= COLUMNKW", /* 326 */ "vtabarglist ::= vtabarg", /* 327 */ "vtabarglist ::= vtabarglist COMMA vtabarg", /* 328 */ "vtabarg ::= vtabarg vtabargtoken", /* 329 */ "anylist ::=", /* 330 */ "anylist ::= anylist LP anylist RP", /* 331 */ "anylist ::= anylist ANY", }; #endif /* NDEBUG */ #if YYSTACKDEPTH<=0 /* ** Try to increase the size of the parser stack. Return the number |
︙ | ︙ | |||
133221 133222 133223 133224 133225 133226 133227 | int i; int stateno = pParser->yytos->stateno; if( stateno>=YY_MIN_REDUCE ) return stateno; assert( stateno <= YY_SHIFT_COUNT ); do{ i = yy_shift_ofst[stateno]; | < < | | | | | | | | | | | | | | | | | | | | | | | | | | < | 134464 134465 134466 134467 134468 134469 134470 134471 134472 134473 134474 134475 134476 134477 134478 134479 134480 134481 134482 134483 134484 134485 134486 134487 134488 134489 134490 134491 134492 134493 134494 134495 134496 134497 134498 134499 134500 134501 134502 134503 134504 134505 134506 134507 134508 134509 134510 134511 134512 134513 134514 134515 134516 134517 134518 | int i; int stateno = pParser->yytos->stateno; if( stateno>=YY_MIN_REDUCE ) return stateno; assert( stateno <= YY_SHIFT_COUNT ); do{ i = yy_shift_ofst[stateno]; assert( iLookAhead!=YYNOCODE ); i += iLookAhead; if( i<0 || i>=YY_ACTTAB_COUNT || yy_lookahead[i]!=iLookAhead ){ #ifdef YYFALLBACK YYCODETYPE iFallback; /* Fallback token */ if( iLookAhead<sizeof(yyFallback)/sizeof(yyFallback[0]) && (iFallback = yyFallback[iLookAhead])!=0 ){ #ifndef NDEBUG if( yyTraceFILE ){ fprintf(yyTraceFILE, "%sFALLBACK %s => %s\n", yyTracePrompt, yyTokenName[iLookAhead], yyTokenName[iFallback]); } #endif assert( yyFallback[iFallback]==0 ); /* Fallback loop must terminate */ iLookAhead = iFallback; continue; } #endif #ifdef YYWILDCARD { int j = i - iLookAhead + YYWILDCARD; if( #if YY_SHIFT_MIN+YYWILDCARD<0 j>=0 && #endif #if YY_SHIFT_MAX+YYWILDCARD>=YY_ACTTAB_COUNT j<YY_ACTTAB_COUNT && #endif yy_lookahead[j]==YYWILDCARD && iLookAhead>0 ){ #ifndef NDEBUG if( yyTraceFILE ){ fprintf(yyTraceFILE, "%sWILDCARD %s => %s\n", yyTracePrompt, yyTokenName[iLookAhead], yyTokenName[YYWILDCARD]); } #endif /* NDEBUG */ return yy_action[j]; } } #endif /* YYWILDCARD */ return yy_default[stateno]; }else{ return yy_action[i]; } }while(1); } |
︙ | ︙ | |||
133530 133531 133532 133533 133534 133535 133536 133537 133538 133539 133540 133541 133542 133543 133544 133545 133546 133547 133548 133549 133550 133551 133552 133553 133554 133555 133556 133557 133558 133559 133560 133561 133562 133563 133564 133565 133566 | { 205, 4 }, { 205, 4 }, { 149, 6 }, { 201, 0 }, { 201, 2 }, { 149, 8 }, { 218, 5 }, { 218, 3 }, { 149, 6 }, { 149, 7 }, { 219, 2 }, { 219, 1 }, { 220, 0 }, { 220, 3 }, { 217, 3 }, { 217, 1 }, { 173, 3 }, { 172, 1 }, { 173, 1 }, { 173, 1 }, { 173, 3 }, { 173, 5 }, { 172, 1 }, { 172, 1 }, { 173, 1 }, { 173, 3 }, { 173, 6 }, { 173, 5 }, { 173, 4 }, { 172, 1 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, | > > > > | 134770 134771 134772 134773 134774 134775 134776 134777 134778 134779 134780 134781 134782 134783 134784 134785 134786 134787 134788 134789 134790 134791 134792 134793 134794 134795 134796 134797 134798 134799 134800 134801 134802 134803 134804 134805 134806 134807 134808 134809 134810 | { 205, 4 }, { 205, 4 }, { 149, 6 }, { 201, 0 }, { 201, 2 }, { 149, 8 }, { 218, 5 }, { 218, 7 }, { 218, 3 }, { 218, 5 }, { 149, 6 }, { 149, 7 }, { 219, 2 }, { 219, 1 }, { 220, 0 }, { 220, 3 }, { 217, 3 }, { 217, 1 }, { 173, 3 }, { 172, 1 }, { 173, 1 }, { 173, 1 }, { 173, 3 }, { 173, 5 }, { 172, 1 }, { 172, 1 }, { 172, 1 }, { 173, 1 }, { 173, 3 }, { 173, 6 }, { 173, 5 }, { 173, 4 }, { 172, 1 }, { 173, 5 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, { 173, 3 }, |
︙ | ︙ | |||
133840 133841 133842 133843 133844 133845 133846 | case 19: /* temp ::= */ yytestcase(yyruleno==19); case 22: /* table_options ::= */ yytestcase(yyruleno==22); case 42: /* autoinc ::= */ yytestcase(yyruleno==42); case 57: /* init_deferred_pred_opt ::= */ yytestcase(yyruleno==57); case 67: /* defer_subclause_opt ::= */ yytestcase(yyruleno==67); case 76: /* ifexists ::= */ yytestcase(yyruleno==76); case 90: /* distinct ::= */ yytestcase(yyruleno==90); | | | 135084 135085 135086 135087 135088 135089 135090 135091 135092 135093 135094 135095 135096 135097 135098 | case 19: /* temp ::= */ yytestcase(yyruleno==19); case 22: /* table_options ::= */ yytestcase(yyruleno==22); case 42: /* autoinc ::= */ yytestcase(yyruleno==42); case 57: /* init_deferred_pred_opt ::= */ yytestcase(yyruleno==57); case 67: /* defer_subclause_opt ::= */ yytestcase(yyruleno==67); case 76: /* ifexists ::= */ yytestcase(yyruleno==76); case 90: /* distinct ::= */ yytestcase(yyruleno==90); case 215: /* collate ::= */ yytestcase(yyruleno==215); {yymsp[1].minor.yy194 = 0;} break; case 17: /* ifnotexists ::= IF NOT EXISTS */ {yymsp[-2].minor.yy194 = 1;} break; case 18: /* temp ::= TEMP */ case 43: /* autoinc ::= AUTOINCR */ yytestcase(yyruleno==43); |
︙ | ︙ | |||
133979 133980 133981 133982 133983 133984 133985 | { yymsp[-1].minor.yy194 = OE_None; /* EV: R-33326-45252 */} break; case 55: /* defer_subclause ::= NOT DEFERRABLE init_deferred_pred_opt */ {yymsp[-2].minor.yy194 = 0;} break; case 56: /* defer_subclause ::= DEFERRABLE init_deferred_pred_opt */ case 71: /* orconf ::= OR resolvetype */ yytestcase(yyruleno==71); | | | | | | 135223 135224 135225 135226 135227 135228 135229 135230 135231 135232 135233 135234 135235 135236 135237 135238 135239 135240 135241 135242 135243 135244 | { yymsp[-1].minor.yy194 = OE_None; /* EV: R-33326-45252 */} break; case 55: /* defer_subclause ::= NOT DEFERRABLE init_deferred_pred_opt */ {yymsp[-2].minor.yy194 = 0;} break; case 56: /* defer_subclause ::= DEFERRABLE init_deferred_pred_opt */ case 71: /* orconf ::= OR resolvetype */ yytestcase(yyruleno==71); case 144: /* insert_cmd ::= INSERT orconf */ yytestcase(yyruleno==144); {yymsp[-1].minor.yy194 = yymsp[0].minor.yy194;} break; case 58: /* init_deferred_pred_opt ::= INITIALLY DEFERRED */ case 75: /* ifexists ::= IF EXISTS */ yytestcase(yyruleno==75); case 187: /* between_op ::= NOT BETWEEN */ yytestcase(yyruleno==187); case 190: /* in_op ::= NOT IN */ yytestcase(yyruleno==190); case 216: /* collate ::= COLLATE ID|STRING */ yytestcase(yyruleno==216); {yymsp[-1].minor.yy194 = 1;} break; case 59: /* init_deferred_pred_opt ::= INITIALLY IMMEDIATE */ {yymsp[-1].minor.yy194 = 0;} break; case 61: /* tconscomma ::= COMMA */ {pParse->constraintName.n = 0;} |
︙ | ︙ | |||
134022 134023 134024 134025 134026 134027 134028 | case 69: /* onconf ::= ON CONFLICT resolvetype */ {yymsp[-2].minor.yy194 = yymsp[0].minor.yy194;} break; case 72: /* resolvetype ::= IGNORE */ {yymsp[0].minor.yy194 = OE_Ignore;} break; case 73: /* resolvetype ::= REPLACE */ | | | 135266 135267 135268 135269 135270 135271 135272 135273 135274 135275 135276 135277 135278 135279 135280 | case 69: /* onconf ::= ON CONFLICT resolvetype */ {yymsp[-2].minor.yy194 = yymsp[0].minor.yy194;} break; case 72: /* resolvetype ::= IGNORE */ {yymsp[0].minor.yy194 = OE_Ignore;} break; case 73: /* resolvetype ::= REPLACE */ case 145: /* insert_cmd ::= REPLACE */ yytestcase(yyruleno==145); {yymsp[0].minor.yy194 = OE_Replace;} break; case 74: /* cmd ::= DROP TABLE ifexists fullname */ { sqlite3DropTable(pParse, yymsp[0].minor.yy185, 0, yymsp[-1].minor.yy194); } break; |
︙ | ︙ | |||
134150 134151 134152 134153 134154 134155 134156 | break; case 89: /* distinct ::= ALL */ {yymsp[0].minor.yy194 = SF_All;} break; case 91: /* sclp ::= */ case 119: /* orderby_opt ::= */ yytestcase(yyruleno==119); case 126: /* groupby_opt ::= */ yytestcase(yyruleno==126); | | | | | | | | 135394 135395 135396 135397 135398 135399 135400 135401 135402 135403 135404 135405 135406 135407 135408 135409 135410 135411 135412 135413 135414 135415 135416 135417 135418 135419 135420 135421 135422 135423 135424 135425 135426 135427 135428 135429 135430 135431 135432 135433 135434 135435 135436 135437 | break; case 89: /* distinct ::= ALL */ {yymsp[0].minor.yy194 = SF_All;} break; case 91: /* sclp ::= */ case 119: /* orderby_opt ::= */ yytestcase(yyruleno==119); case 126: /* groupby_opt ::= */ yytestcase(yyruleno==126); case 203: /* exprlist ::= */ yytestcase(yyruleno==203); case 206: /* paren_exprlist ::= */ yytestcase(yyruleno==206); case 211: /* eidlist_opt ::= */ yytestcase(yyruleno==211); {yymsp[1].minor.yy148 = 0;} break; case 92: /* selcollist ::= sclp expr as */ { yymsp[-2].minor.yy148 = sqlite3ExprListAppend(pParse, yymsp[-2].minor.yy148, yymsp[-1].minor.yy190.pExpr); if( yymsp[0].minor.yy0.n>0 ) sqlite3ExprListSetName(pParse, yymsp[-2].minor.yy148, &yymsp[0].minor.yy0, 1); sqlite3ExprListSetSpan(pParse,yymsp[-2].minor.yy148,&yymsp[-1].minor.yy190); } break; case 93: /* selcollist ::= sclp STAR */ { Expr *p = sqlite3Expr(pParse->db, TK_ASTERISK, 0); yymsp[-1].minor.yy148 = sqlite3ExprListAppend(pParse, yymsp[-1].minor.yy148, p); } break; case 94: /* selcollist ::= sclp nm DOT STAR */ { Expr *pRight = sqlite3PExpr(pParse, TK_ASTERISK, 0, 0, 0); Expr *pLeft = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-2].minor.yy0); Expr *pDot = sqlite3PExpr(pParse, TK_DOT, pLeft, pRight, 0); yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-3].minor.yy148, pDot); } break; case 95: /* as ::= AS nm */ case 106: /* dbnm ::= DOT nm */ yytestcase(yyruleno==106); case 225: /* plus_num ::= PLUS INTEGER|FLOAT */ yytestcase(yyruleno==225); case 226: /* minus_num ::= MINUS INTEGER|FLOAT */ yytestcase(yyruleno==226); {yymsp[-1].minor.yy0 = yymsp[0].minor.yy0;} break; case 97: /* from ::= */ {yymsp[1].minor.yy185 = sqlite3DbMallocZero(pParse->db, sizeof(*yymsp[1].minor.yy185));} break; case 98: /* from ::= FROM seltablist */ { |
︙ | ︙ | |||
134262 134263 134264 134265 134266 134267 134268 | break; case 111: /* joinop ::= JOIN_KW nm nm JOIN */ {yymsp[-3].minor.yy194 = sqlite3JoinType(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0);/*X-overwrites-A*/} break; case 112: /* on_opt ::= ON expr */ case 129: /* having_opt ::= HAVING expr */ yytestcase(yyruleno==129); case 136: /* where_opt ::= WHERE expr */ yytestcase(yyruleno==136); | | | | | | 135506 135507 135508 135509 135510 135511 135512 135513 135514 135515 135516 135517 135518 135519 135520 135521 135522 135523 135524 135525 135526 135527 135528 135529 135530 135531 135532 135533 135534 135535 135536 135537 135538 135539 135540 | break; case 111: /* joinop ::= JOIN_KW nm nm JOIN */ {yymsp[-3].minor.yy194 = sqlite3JoinType(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0);/*X-overwrites-A*/} break; case 112: /* on_opt ::= ON expr */ case 129: /* having_opt ::= HAVING expr */ yytestcase(yyruleno==129); case 136: /* where_opt ::= WHERE expr */ yytestcase(yyruleno==136); case 199: /* case_else ::= ELSE expr */ yytestcase(yyruleno==199); {yymsp[-1].minor.yy72 = yymsp[0].minor.yy190.pExpr;} break; case 113: /* on_opt ::= */ case 128: /* having_opt ::= */ yytestcase(yyruleno==128); case 135: /* where_opt ::= */ yytestcase(yyruleno==135); case 200: /* case_else ::= */ yytestcase(yyruleno==200); case 202: /* case_operand ::= */ yytestcase(yyruleno==202); {yymsp[1].minor.yy72 = 0;} break; case 115: /* indexed_opt ::= INDEXED BY nm */ {yymsp[-2].minor.yy0 = yymsp[0].minor.yy0;} break; case 116: /* indexed_opt ::= NOT INDEXED */ {yymsp[-1].minor.yy0.z=0; yymsp[-1].minor.yy0.n=1;} break; case 117: /* using_opt ::= USING LP idlist RP */ {yymsp[-3].minor.yy254 = yymsp[-1].minor.yy254;} break; case 118: /* using_opt ::= */ case 146: /* idlist_opt ::= */ yytestcase(yyruleno==146); {yymsp[1].minor.yy254 = 0;} break; case 120: /* orderby_opt ::= ORDER BY sortlist */ case 127: /* groupby_opt ::= GROUP BY nexprlist */ yytestcase(yyruleno==127); {yymsp[-2].minor.yy148 = yymsp[0].minor.yy148;} break; case 121: /* sortlist ::= sortlist COMMA expr sortorder */ |
︙ | ︙ | |||
134343 134344 134345 134346 134347 134348 134349 | break; case 138: /* setlist ::= setlist COMMA nm EQ expr */ { yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse, yymsp[-4].minor.yy148, yymsp[0].minor.yy190.pExpr); sqlite3ExprListSetName(pParse, yymsp[-4].minor.yy148, &yymsp[-2].minor.yy0, 1); } break; | > > > > > | > > > > > | | | | | | | | | | | | | | | | | | > > > > > > > > > | > | | | | | | | > > > > > > > > > > > > > | | | | | | | | | | | | | > > | | | > > | | | | | | | | | | | | | | | 135587 135588 135589 135590 135591 135592 135593 135594 135595 135596 135597 135598 135599 135600 135601 135602 135603 135604 135605 135606 135607 135608 135609 135610 135611 135612 135613 135614 135615 135616 135617 135618 135619 135620 135621 135622 135623 135624 135625 135626 135627 135628 135629 135630 135631 135632 135633 135634 135635 135636 135637 135638 135639 135640 135641 135642 135643 135644 135645 135646 135647 135648 135649 135650 135651 135652 135653 135654 135655 135656 135657 135658 135659 135660 135661 135662 135663 135664 135665 135666 135667 135668 135669 135670 135671 135672 135673 135674 135675 135676 135677 135678 135679 135680 135681 135682 135683 135684 135685 135686 135687 135688 135689 135690 135691 135692 135693 135694 135695 135696 135697 135698 135699 135700 135701 135702 135703 135704 135705 135706 135707 135708 135709 135710 135711 135712 135713 135714 135715 135716 135717 135718 135719 135720 135721 135722 135723 135724 135725 135726 135727 135728 135729 135730 135731 135732 135733 135734 135735 135736 135737 135738 135739 135740 135741 135742 135743 135744 135745 135746 135747 135748 135749 135750 135751 135752 135753 135754 135755 135756 135757 135758 135759 135760 135761 135762 135763 135764 135765 135766 135767 135768 135769 135770 135771 135772 135773 135774 135775 135776 135777 135778 135779 135780 135781 135782 135783 135784 135785 135786 135787 135788 135789 135790 135791 135792 135793 135794 135795 135796 135797 135798 135799 135800 135801 135802 135803 135804 135805 135806 135807 135808 135809 135810 135811 135812 135813 135814 135815 135816 135817 135818 135819 135820 135821 135822 135823 135824 135825 135826 135827 135828 135829 135830 135831 135832 135833 135834 135835 135836 135837 135838 135839 135840 135841 135842 | break; case 138: /* setlist ::= setlist COMMA nm EQ expr */ { yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse, yymsp[-4].minor.yy148, yymsp[0].minor.yy190.pExpr); sqlite3ExprListSetName(pParse, yymsp[-4].minor.yy148, &yymsp[-2].minor.yy0, 1); } break; case 139: /* setlist ::= setlist COMMA LP idlist RP EQ expr */ { yymsp[-6].minor.yy148 = sqlite3ExprListAppendVector(pParse, yymsp[-6].minor.yy148, yymsp[-3].minor.yy254, yymsp[0].minor.yy190.pExpr); } break; case 140: /* setlist ::= nm EQ expr */ { yylhsminor.yy148 = sqlite3ExprListAppend(pParse, 0, yymsp[0].minor.yy190.pExpr); sqlite3ExprListSetName(pParse, yylhsminor.yy148, &yymsp[-2].minor.yy0, 1); } yymsp[-2].minor.yy148 = yylhsminor.yy148; break; case 141: /* setlist ::= LP idlist RP EQ expr */ { yymsp[-4].minor.yy148 = sqlite3ExprListAppendVector(pParse, 0, yymsp[-3].minor.yy254, yymsp[0].minor.yy190.pExpr); } break; case 142: /* cmd ::= with insert_cmd INTO fullname idlist_opt select */ { sqlite3WithPush(pParse, yymsp[-5].minor.yy285, 1); sqlite3Insert(pParse, yymsp[-2].minor.yy185, yymsp[0].minor.yy243, yymsp[-1].minor.yy254, yymsp[-4].minor.yy194); } break; case 143: /* cmd ::= with insert_cmd INTO fullname idlist_opt DEFAULT VALUES */ { sqlite3WithPush(pParse, yymsp[-6].minor.yy285, 1); sqlite3Insert(pParse, yymsp[-3].minor.yy185, 0, yymsp[-2].minor.yy254, yymsp[-5].minor.yy194); } break; case 147: /* idlist_opt ::= LP idlist RP */ {yymsp[-2].minor.yy254 = yymsp[-1].minor.yy254;} break; case 148: /* idlist ::= idlist COMMA nm */ {yymsp[-2].minor.yy254 = sqlite3IdListAppend(pParse->db,yymsp[-2].minor.yy254,&yymsp[0].minor.yy0);} break; case 149: /* idlist ::= nm */ {yymsp[0].minor.yy254 = sqlite3IdListAppend(pParse->db,0,&yymsp[0].minor.yy0); /*A-overwrites-Y*/} break; case 150: /* expr ::= LP expr RP */ {spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/ yymsp[-2].minor.yy190.pExpr = yymsp[-1].minor.yy190.pExpr;} break; case 151: /* term ::= NULL */ case 156: /* term ::= FLOAT|BLOB */ yytestcase(yyruleno==156); case 157: /* term ::= STRING */ yytestcase(yyruleno==157); {spanExpr(&yymsp[0].minor.yy190,pParse,yymsp[0].major,yymsp[0].minor.yy0);/*A-overwrites-X*/} break; case 152: /* expr ::= ID|INDEXED */ case 153: /* expr ::= JOIN_KW */ yytestcase(yyruleno==153); {spanExpr(&yymsp[0].minor.yy190,pParse,TK_ID,yymsp[0].minor.yy0); /*A-overwrites-X*/} break; case 154: /* expr ::= nm DOT nm */ { Expr *temp1 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[-2].minor.yy0, 1); Expr *temp2 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[0].minor.yy0, 1); spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/ yymsp[-2].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_DOT, temp1, temp2, 0); } break; case 155: /* expr ::= nm DOT nm DOT nm */ { Expr *temp1 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[-4].minor.yy0, 1); Expr *temp2 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[-2].minor.yy0, 1); Expr *temp3 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[0].minor.yy0, 1); Expr *temp4 = sqlite3PExpr(pParse, TK_DOT, temp2, temp3, 0); spanSet(&yymsp[-4].minor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/ yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_DOT, temp1, temp4, 0); } break; case 158: /* term ::= INTEGER */ { yylhsminor.yy190.pExpr = sqlite3ExprAlloc(pParse->db, TK_INTEGER, &yymsp[0].minor.yy0, 1); yylhsminor.yy190.zStart = yymsp[0].minor.yy0.z; yylhsminor.yy190.zEnd = yymsp[0].minor.yy0.z + yymsp[0].minor.yy0.n; if( yylhsminor.yy190.pExpr ) yylhsminor.yy190.pExpr->flags |= EP_Leaf; } yymsp[0].minor.yy190 = yylhsminor.yy190; break; case 159: /* expr ::= VARIABLE */ { if( !(yymsp[0].minor.yy0.z[0]=='#' && sqlite3Isdigit(yymsp[0].minor.yy0.z[1])) ){ u32 n = yymsp[0].minor.yy0.n; spanExpr(&yymsp[0].minor.yy190, pParse, TK_VARIABLE, yymsp[0].minor.yy0); sqlite3ExprAssignVarNumber(pParse, yymsp[0].minor.yy190.pExpr, n); }else{ /* When doing a nested parse, one can include terms in an expression ** that look like this: #1 #2 ... These terms refer to registers ** in the virtual machine. #N is the N-th register. */ Token t = yymsp[0].minor.yy0; /*A-overwrites-X*/ assert( t.n>=2 ); spanSet(&yymsp[0].minor.yy190, &t, &t); if( pParse->nested==0 ){ sqlite3ErrorMsg(pParse, "near \"%T\": syntax error", &t); yymsp[0].minor.yy190.pExpr = 0; }else{ yymsp[0].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_REGISTER, 0, 0, 0); if( yymsp[0].minor.yy190.pExpr ) sqlite3GetInt32(&t.z[1], &yymsp[0].minor.yy190.pExpr->iTable); } } } break; case 160: /* expr ::= expr COLLATE ID|STRING */ { yymsp[-2].minor.yy190.pExpr = sqlite3ExprAddCollateToken(pParse, yymsp[-2].minor.yy190.pExpr, &yymsp[0].minor.yy0, 1); yymsp[-2].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n]; } break; case 161: /* expr ::= CAST LP expr AS typetoken RP */ { spanSet(&yymsp[-5].minor.yy190,&yymsp[-5].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/ yymsp[-5].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_CAST, yymsp[-3].minor.yy190.pExpr, 0, &yymsp[-1].minor.yy0); } break; case 162: /* expr ::= ID|INDEXED LP distinct exprlist RP */ { if( yymsp[-1].minor.yy148 && yymsp[-1].minor.yy148->nExpr>pParse->db->aLimit[SQLITE_LIMIT_FUNCTION_ARG] ){ sqlite3ErrorMsg(pParse, "too many arguments on function %T", &yymsp[-4].minor.yy0); } yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, yymsp[-1].minor.yy148, &yymsp[-4].minor.yy0); spanSet(&yylhsminor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0); if( yymsp[-2].minor.yy194==SF_Distinct && yylhsminor.yy190.pExpr ){ yylhsminor.yy190.pExpr->flags |= EP_Distinct; } } yymsp[-4].minor.yy190 = yylhsminor.yy190; break; case 163: /* expr ::= ID|INDEXED LP STAR RP */ { yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, 0, &yymsp[-3].minor.yy0); spanSet(&yylhsminor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0); } yymsp[-3].minor.yy190 = yylhsminor.yy190; break; case 164: /* term ::= CTIME_KW */ { yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, 0, &yymsp[0].minor.yy0); spanSet(&yylhsminor.yy190, &yymsp[0].minor.yy0, &yymsp[0].minor.yy0); } yymsp[0].minor.yy190 = yylhsminor.yy190; break; case 165: /* expr ::= LP nexprlist COMMA expr RP */ { ExprList *pList = sqlite3ExprListAppend(pParse, yymsp[-3].minor.yy148, yymsp[-1].minor.yy190.pExpr); yylhsminor.yy190.pExpr = sqlite3PExpr(pParse, TK_VECTOR, 0, 0, 0); if( yylhsminor.yy190.pExpr ){ yylhsminor.yy190.pExpr->x.pList = pList; spanSet(&yylhsminor.yy190, &yymsp[-4].minor.yy0, &yymsp[0].minor.yy0); }else{ sqlite3ExprListDelete(pParse->db, pList); } } yymsp[-4].minor.yy190 = yylhsminor.yy190; break; case 166: /* expr ::= expr AND expr */ case 167: /* expr ::= expr OR expr */ yytestcase(yyruleno==167); case 168: /* expr ::= expr LT|GT|GE|LE expr */ yytestcase(yyruleno==168); case 169: /* expr ::= expr EQ|NE expr */ yytestcase(yyruleno==169); case 170: /* expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr */ yytestcase(yyruleno==170); case 171: /* expr ::= expr PLUS|MINUS expr */ yytestcase(yyruleno==171); case 172: /* expr ::= expr STAR|SLASH|REM expr */ yytestcase(yyruleno==172); case 173: /* expr ::= expr CONCAT expr */ yytestcase(yyruleno==173); {spanBinaryExpr(pParse,yymsp[-1].major,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy190);} break; case 174: /* likeop ::= LIKE_KW|MATCH */ {yymsp[0].minor.yy0=yymsp[0].minor.yy0;/*A-overwrites-X*/} break; case 175: /* likeop ::= NOT LIKE_KW|MATCH */ {yymsp[-1].minor.yy0=yymsp[0].minor.yy0; yymsp[-1].minor.yy0.n|=0x80000000; /*yymsp[-1].minor.yy0-overwrite-yymsp[0].minor.yy0*/} break; case 176: /* expr ::= expr likeop expr */ { ExprList *pList; int bNot = yymsp[-1].minor.yy0.n & 0x80000000; yymsp[-1].minor.yy0.n &= 0x7fffffff; pList = sqlite3ExprListAppend(pParse,0, yymsp[0].minor.yy190.pExpr); pList = sqlite3ExprListAppend(pParse,pList, yymsp[-2].minor.yy190.pExpr); yymsp[-2].minor.yy190.pExpr = sqlite3ExprFunction(pParse, pList, &yymsp[-1].minor.yy0); exprNot(pParse, bNot, &yymsp[-2].minor.yy190); yymsp[-2].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd; if( yymsp[-2].minor.yy190.pExpr ) yymsp[-2].minor.yy190.pExpr->flags |= EP_InfixFunc; } break; case 177: /* expr ::= expr likeop expr ESCAPE expr */ { ExprList *pList; int bNot = yymsp[-3].minor.yy0.n & 0x80000000; yymsp[-3].minor.yy0.n &= 0x7fffffff; pList = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr); pList = sqlite3ExprListAppend(pParse,pList, yymsp[-4].minor.yy190.pExpr); pList = sqlite3ExprListAppend(pParse,pList, yymsp[0].minor.yy190.pExpr); yymsp[-4].minor.yy190.pExpr = sqlite3ExprFunction(pParse, pList, &yymsp[-3].minor.yy0); exprNot(pParse, bNot, &yymsp[-4].minor.yy190); yymsp[-4].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd; if( yymsp[-4].minor.yy190.pExpr ) yymsp[-4].minor.yy190.pExpr->flags |= EP_InfixFunc; } break; case 178: /* expr ::= expr ISNULL|NOTNULL */ {spanUnaryPostfix(pParse,yymsp[0].major,&yymsp[-1].minor.yy190,&yymsp[0].minor.yy0);} break; case 179: /* expr ::= expr NOT NULL */ {spanUnaryPostfix(pParse,TK_NOTNULL,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy0);} break; case 180: /* expr ::= expr IS expr */ { spanBinaryExpr(pParse,TK_IS,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy190); binaryToUnaryIfNull(pParse, yymsp[0].minor.yy190.pExpr, yymsp[-2].minor.yy190.pExpr, TK_ISNULL); } break; case 181: /* expr ::= expr IS NOT expr */ { spanBinaryExpr(pParse,TK_ISNOT,&yymsp[-3].minor.yy190,&yymsp[0].minor.yy190); binaryToUnaryIfNull(pParse, yymsp[0].minor.yy190.pExpr, yymsp[-3].minor.yy190.pExpr, TK_NOTNULL); } break; case 182: /* expr ::= NOT expr */ case 183: /* expr ::= BITNOT expr */ yytestcase(yyruleno==183); {spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,yymsp[-1].major,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/} break; case 184: /* expr ::= MINUS expr */ {spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,TK_UMINUS,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/} break; case 185: /* expr ::= PLUS expr */ {spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,TK_UPLUS,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/} break; case 186: /* between_op ::= BETWEEN */ case 189: /* in_op ::= IN */ yytestcase(yyruleno==189); {yymsp[0].minor.yy194 = 0;} break; case 188: /* expr ::= expr between_op expr AND expr */ { ExprList *pList = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr); pList = sqlite3ExprListAppend(pParse,pList, yymsp[0].minor.yy190.pExpr); yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_BETWEEN, yymsp[-4].minor.yy190.pExpr, 0, 0); if( yymsp[-4].minor.yy190.pExpr ){ yymsp[-4].minor.yy190.pExpr->x.pList = pList; }else{ sqlite3ExprListDelete(pParse->db, pList); } exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190); yymsp[-4].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd; } break; case 191: /* expr ::= expr in_op LP exprlist RP */ { if( yymsp[-1].minor.yy148==0 ){ /* Expressions of the form ** ** expr1 IN () ** expr1 NOT IN () ** |
︙ | ︙ | |||
134600 134601 134602 134603 134604 134605 134606 | sqlite3ExprListDelete(pParse->db, yymsp[-1].minor.yy148); } exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190); } yymsp[-4].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n]; } break; | | | | | | | | | | | | | | | | | | | | | > > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 135881 135882 135883 135884 135885 135886 135887 135888 135889 135890 135891 135892 135893 135894 135895 135896 135897 135898 135899 135900 135901 135902 135903 135904 135905 135906 135907 135908 135909 135910 135911 135912 135913 135914 135915 135916 135917 135918 135919 135920 135921 135922 135923 135924 135925 135926 135927 135928 135929 135930 135931 135932 135933 135934 135935 135936 135937 135938 135939 135940 135941 135942 135943 135944 135945 135946 135947 135948 135949 135950 135951 135952 135953 135954 135955 135956 135957 135958 135959 135960 135961 135962 135963 135964 135965 135966 135967 135968 135969 135970 135971 135972 135973 135974 135975 135976 135977 135978 135979 135980 135981 135982 135983 135984 135985 135986 135987 135988 135989 135990 135991 135992 135993 135994 135995 135996 135997 135998 135999 136000 136001 136002 136003 136004 136005 136006 136007 136008 136009 136010 136011 136012 136013 136014 136015 136016 136017 136018 136019 136020 136021 136022 136023 136024 136025 136026 136027 136028 136029 136030 136031 136032 136033 136034 136035 136036 136037 136038 136039 136040 136041 136042 136043 136044 136045 136046 136047 136048 136049 136050 136051 136052 136053 136054 136055 136056 136057 136058 136059 136060 136061 136062 136063 136064 136065 136066 136067 136068 136069 136070 136071 136072 136073 136074 136075 136076 136077 136078 136079 136080 136081 136082 136083 136084 136085 136086 136087 136088 136089 136090 136091 136092 136093 136094 136095 136096 136097 136098 136099 136100 136101 136102 136103 136104 136105 136106 136107 136108 136109 136110 136111 136112 136113 136114 136115 136116 136117 136118 136119 136120 136121 136122 136123 136124 136125 136126 136127 136128 136129 136130 136131 136132 136133 136134 136135 136136 136137 136138 136139 136140 136141 136142 136143 136144 136145 136146 136147 136148 136149 136150 136151 136152 136153 136154 136155 136156 136157 136158 136159 136160 136161 136162 136163 136164 136165 136166 136167 136168 136169 136170 136171 136172 136173 136174 136175 136176 136177 136178 136179 136180 136181 136182 136183 136184 136185 136186 136187 136188 136189 136190 136191 136192 136193 136194 136195 136196 136197 136198 136199 136200 136201 136202 136203 136204 136205 136206 136207 136208 136209 136210 136211 136212 136213 136214 136215 136216 136217 136218 136219 136220 136221 136222 136223 136224 136225 136226 136227 136228 136229 136230 136231 136232 136233 136234 136235 136236 136237 136238 136239 136240 136241 136242 136243 136244 136245 136246 136247 136248 136249 136250 136251 136252 136253 136254 136255 136256 136257 136258 136259 136260 136261 136262 136263 136264 136265 | sqlite3ExprListDelete(pParse->db, yymsp[-1].minor.yy148); } exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190); } yymsp[-4].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n]; } break; case 192: /* expr ::= LP select RP */ { spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/ yymsp[-2].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_SELECT, 0, 0, 0); sqlite3PExprAddSelect(pParse, yymsp[-2].minor.yy190.pExpr, yymsp[-1].minor.yy243); } break; case 193: /* expr ::= expr in_op LP select RP */ { yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy190.pExpr, 0, 0); sqlite3PExprAddSelect(pParse, yymsp[-4].minor.yy190.pExpr, yymsp[-1].minor.yy243); exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190); yymsp[-4].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n]; } break; case 194: /* expr ::= expr in_op nm dbnm paren_exprlist */ { SrcList *pSrc = sqlite3SrcListAppend(pParse->db, 0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0); Select *pSelect = sqlite3SelectNew(pParse, 0,pSrc,0,0,0,0,0,0,0); if( yymsp[0].minor.yy148 ) sqlite3SrcListFuncArgs(pParse, pSelect ? pSrc : 0, yymsp[0].minor.yy148); yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy190.pExpr, 0, 0); sqlite3PExprAddSelect(pParse, yymsp[-4].minor.yy190.pExpr, pSelect); exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190); yymsp[-4].minor.yy190.zEnd = yymsp[-1].minor.yy0.z ? &yymsp[-1].minor.yy0.z[yymsp[-1].minor.yy0.n] : &yymsp[-2].minor.yy0.z[yymsp[-2].minor.yy0.n]; } break; case 195: /* expr ::= EXISTS LP select RP */ { Expr *p; spanSet(&yymsp[-3].minor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/ p = yymsp[-3].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_EXISTS, 0, 0, 0); sqlite3PExprAddSelect(pParse, p, yymsp[-1].minor.yy243); } break; case 196: /* expr ::= CASE case_operand case_exprlist case_else END */ { spanSet(&yymsp[-4].minor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-C*/ yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_CASE, yymsp[-3].minor.yy72, 0, 0); if( yymsp[-4].minor.yy190.pExpr ){ yymsp[-4].minor.yy190.pExpr->x.pList = yymsp[-1].minor.yy72 ? sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy148,yymsp[-1].minor.yy72) : yymsp[-2].minor.yy148; sqlite3ExprSetHeightAndFlags(pParse, yymsp[-4].minor.yy190.pExpr); }else{ sqlite3ExprListDelete(pParse->db, yymsp[-2].minor.yy148); sqlite3ExprDelete(pParse->db, yymsp[-1].minor.yy72); } } break; case 197: /* case_exprlist ::= case_exprlist WHEN expr THEN expr */ { yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy148, yymsp[-2].minor.yy190.pExpr); yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy148, yymsp[0].minor.yy190.pExpr); } break; case 198: /* case_exprlist ::= WHEN expr THEN expr */ { yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr); yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-3].minor.yy148, yymsp[0].minor.yy190.pExpr); } break; case 201: /* case_operand ::= expr */ {yymsp[0].minor.yy72 = yymsp[0].minor.yy190.pExpr; /*A-overwrites-X*/} break; case 204: /* nexprlist ::= nexprlist COMMA expr */ {yymsp[-2].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy148,yymsp[0].minor.yy190.pExpr);} break; case 205: /* nexprlist ::= expr */ {yymsp[0].minor.yy148 = sqlite3ExprListAppend(pParse,0,yymsp[0].minor.yy190.pExpr); /*A-overwrites-Y*/} break; case 207: /* paren_exprlist ::= LP exprlist RP */ case 212: /* eidlist_opt ::= LP eidlist RP */ yytestcase(yyruleno==212); {yymsp[-2].minor.yy148 = yymsp[-1].minor.yy148;} break; case 208: /* cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt */ { sqlite3CreateIndex(pParse, &yymsp[-7].minor.yy0, &yymsp[-6].minor.yy0, sqlite3SrcListAppend(pParse->db,0,&yymsp[-4].minor.yy0,0), yymsp[-2].minor.yy148, yymsp[-10].minor.yy194, &yymsp[-11].minor.yy0, yymsp[0].minor.yy72, SQLITE_SO_ASC, yymsp[-8].minor.yy194, SQLITE_IDXTYPE_APPDEF); } break; case 209: /* uniqueflag ::= UNIQUE */ case 250: /* raisetype ::= ABORT */ yytestcase(yyruleno==250); {yymsp[0].minor.yy194 = OE_Abort;} break; case 210: /* uniqueflag ::= */ {yymsp[1].minor.yy194 = OE_None;} break; case 213: /* eidlist ::= eidlist COMMA nm collate sortorder */ { yymsp[-4].minor.yy148 = parserAddExprIdListTerm(pParse, yymsp[-4].minor.yy148, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy194, yymsp[0].minor.yy194); } break; case 214: /* eidlist ::= nm collate sortorder */ { yymsp[-2].minor.yy148 = parserAddExprIdListTerm(pParse, 0, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy194, yymsp[0].minor.yy194); /*A-overwrites-Y*/ } break; case 217: /* cmd ::= DROP INDEX ifexists fullname */ {sqlite3DropIndex(pParse, yymsp[0].minor.yy185, yymsp[-1].minor.yy194);} break; case 218: /* cmd ::= VACUUM */ {sqlite3Vacuum(pParse,0);} break; case 219: /* cmd ::= VACUUM nm */ {sqlite3Vacuum(pParse,&yymsp[0].minor.yy0);} break; case 220: /* cmd ::= PRAGMA nm dbnm */ {sqlite3Pragma(pParse,&yymsp[-1].minor.yy0,&yymsp[0].minor.yy0,0,0);} break; case 221: /* cmd ::= PRAGMA nm dbnm EQ nmnum */ {sqlite3Pragma(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0,0);} break; case 222: /* cmd ::= PRAGMA nm dbnm LP nmnum RP */ {sqlite3Pragma(pParse,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,&yymsp[-1].minor.yy0,0);} break; case 223: /* cmd ::= PRAGMA nm dbnm EQ minus_num */ {sqlite3Pragma(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0,1);} break; case 224: /* cmd ::= PRAGMA nm dbnm LP minus_num RP */ {sqlite3Pragma(pParse,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,&yymsp[-1].minor.yy0,1);} break; case 227: /* cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END */ { Token all; all.z = yymsp[-3].minor.yy0.z; all.n = (int)(yymsp[0].minor.yy0.z - yymsp[-3].minor.yy0.z) + yymsp[0].minor.yy0.n; sqlite3FinishTrigger(pParse, yymsp[-1].minor.yy145, &all); } break; case 228: /* trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause */ { sqlite3BeginTrigger(pParse, &yymsp[-7].minor.yy0, &yymsp[-6].minor.yy0, yymsp[-5].minor.yy194, yymsp[-4].minor.yy332.a, yymsp[-4].minor.yy332.b, yymsp[-2].minor.yy185, yymsp[0].minor.yy72, yymsp[-10].minor.yy194, yymsp[-8].minor.yy194); yymsp[-10].minor.yy0 = (yymsp[-6].minor.yy0.n==0?yymsp[-7].minor.yy0:yymsp[-6].minor.yy0); /*A-overwrites-T*/ } break; case 229: /* trigger_time ::= BEFORE */ { yymsp[0].minor.yy194 = TK_BEFORE; } break; case 230: /* trigger_time ::= AFTER */ { yymsp[0].minor.yy194 = TK_AFTER; } break; case 231: /* trigger_time ::= INSTEAD OF */ { yymsp[-1].minor.yy194 = TK_INSTEAD;} break; case 232: /* trigger_time ::= */ { yymsp[1].minor.yy194 = TK_BEFORE; } break; case 233: /* trigger_event ::= DELETE|INSERT */ case 234: /* trigger_event ::= UPDATE */ yytestcase(yyruleno==234); {yymsp[0].minor.yy332.a = yymsp[0].major; /*A-overwrites-X*/ yymsp[0].minor.yy332.b = 0;} break; case 235: /* trigger_event ::= UPDATE OF idlist */ {yymsp[-2].minor.yy332.a = TK_UPDATE; yymsp[-2].minor.yy332.b = yymsp[0].minor.yy254;} break; case 236: /* when_clause ::= */ case 255: /* key_opt ::= */ yytestcase(yyruleno==255); { yymsp[1].minor.yy72 = 0; } break; case 237: /* when_clause ::= WHEN expr */ case 256: /* key_opt ::= KEY expr */ yytestcase(yyruleno==256); { yymsp[-1].minor.yy72 = yymsp[0].minor.yy190.pExpr; } break; case 238: /* trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI */ { assert( yymsp[-2].minor.yy145!=0 ); yymsp[-2].minor.yy145->pLast->pNext = yymsp[-1].minor.yy145; yymsp[-2].minor.yy145->pLast = yymsp[-1].minor.yy145; } break; case 239: /* trigger_cmd_list ::= trigger_cmd SEMI */ { assert( yymsp[-1].minor.yy145!=0 ); yymsp[-1].minor.yy145->pLast = yymsp[-1].minor.yy145; } break; case 240: /* trnm ::= nm DOT nm */ { yymsp[-2].minor.yy0 = yymsp[0].minor.yy0; sqlite3ErrorMsg(pParse, "qualified table names are not allowed on INSERT, UPDATE, and DELETE " "statements within triggers"); } break; case 241: /* tridxby ::= INDEXED BY nm */ { sqlite3ErrorMsg(pParse, "the INDEXED BY clause is not allowed on UPDATE or DELETE statements " "within triggers"); } break; case 242: /* tridxby ::= NOT INDEXED */ { sqlite3ErrorMsg(pParse, "the NOT INDEXED clause is not allowed on UPDATE or DELETE statements " "within triggers"); } break; case 243: /* trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt */ {yymsp[-6].minor.yy145 = sqlite3TriggerUpdateStep(pParse->db, &yymsp[-4].minor.yy0, yymsp[-1].minor.yy148, yymsp[0].minor.yy72, yymsp[-5].minor.yy194);} break; case 244: /* trigger_cmd ::= insert_cmd INTO trnm idlist_opt select */ {yymsp[-4].minor.yy145 = sqlite3TriggerInsertStep(pParse->db, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy254, yymsp[0].minor.yy243, yymsp[-4].minor.yy194);/*A-overwrites-R*/} break; case 245: /* trigger_cmd ::= DELETE FROM trnm tridxby where_opt */ {yymsp[-4].minor.yy145 = sqlite3TriggerDeleteStep(pParse->db, &yymsp[-2].minor.yy0, yymsp[0].minor.yy72);} break; case 246: /* trigger_cmd ::= select */ {yymsp[0].minor.yy145 = sqlite3TriggerSelectStep(pParse->db, yymsp[0].minor.yy243); /*A-overwrites-X*/} break; case 247: /* expr ::= RAISE LP IGNORE RP */ { spanSet(&yymsp[-3].minor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/ yymsp[-3].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_RAISE, 0, 0, 0); if( yymsp[-3].minor.yy190.pExpr ){ yymsp[-3].minor.yy190.pExpr->affinity = OE_Ignore; } } break; case 248: /* expr ::= RAISE LP raisetype COMMA nm RP */ { spanSet(&yymsp[-5].minor.yy190,&yymsp[-5].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/ yymsp[-5].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_RAISE, 0, 0, &yymsp[-1].minor.yy0); if( yymsp[-5].minor.yy190.pExpr ) { yymsp[-5].minor.yy190.pExpr->affinity = (char)yymsp[-3].minor.yy194; } } break; case 249: /* raisetype ::= ROLLBACK */ {yymsp[0].minor.yy194 = OE_Rollback;} break; case 251: /* raisetype ::= FAIL */ {yymsp[0].minor.yy194 = OE_Fail;} break; case 252: /* cmd ::= DROP TRIGGER ifexists fullname */ { sqlite3DropTrigger(pParse,yymsp[0].minor.yy185,yymsp[-1].minor.yy194); } break; case 253: /* cmd ::= ATTACH database_kw_opt expr AS expr key_opt */ { sqlite3Attach(pParse, yymsp[-3].minor.yy190.pExpr, yymsp[-1].minor.yy190.pExpr, yymsp[0].minor.yy72); } break; case 254: /* cmd ::= DETACH database_kw_opt expr */ { sqlite3Detach(pParse, yymsp[0].minor.yy190.pExpr); } break; case 257: /* cmd ::= REINDEX */ {sqlite3Reindex(pParse, 0, 0);} break; case 258: /* cmd ::= REINDEX nm dbnm */ {sqlite3Reindex(pParse, &yymsp[-1].minor.yy0, &yymsp[0].minor.yy0);} break; case 259: /* cmd ::= ANALYZE */ {sqlite3Analyze(pParse, 0, 0);} break; case 260: /* cmd ::= ANALYZE nm dbnm */ {sqlite3Analyze(pParse, &yymsp[-1].minor.yy0, &yymsp[0].minor.yy0);} break; case 261: /* cmd ::= ALTER TABLE fullname RENAME TO nm */ { sqlite3AlterRenameTable(pParse,yymsp[-3].minor.yy185,&yymsp[0].minor.yy0); } break; case 262: /* cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist */ { yymsp[-1].minor.yy0.n = (int)(pParse->sLastToken.z-yymsp[-1].minor.yy0.z) + pParse->sLastToken.n; sqlite3AlterFinishAddColumn(pParse, &yymsp[-1].minor.yy0); } break; case 263: /* add_column_fullname ::= fullname */ { disableLookaside(pParse); sqlite3AlterBeginAddColumn(pParse, yymsp[0].minor.yy185); } break; case 264: /* cmd ::= create_vtab */ {sqlite3VtabFinishParse(pParse,0);} break; case 265: /* cmd ::= create_vtab LP vtabarglist RP */ {sqlite3VtabFinishParse(pParse,&yymsp[0].minor.yy0);} break; case 266: /* create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm */ { sqlite3VtabBeginParse(pParse, &yymsp[-3].minor.yy0, &yymsp[-2].minor.yy0, &yymsp[0].minor.yy0, yymsp[-4].minor.yy194); } break; case 267: /* vtabarg ::= */ {sqlite3VtabArgInit(pParse);} break; case 268: /* vtabargtoken ::= ANY */ case 269: /* vtabargtoken ::= lp anylist RP */ yytestcase(yyruleno==269); case 270: /* lp ::= LP */ yytestcase(yyruleno==270); {sqlite3VtabArgExtend(pParse,&yymsp[0].minor.yy0);} break; case 271: /* with ::= */ {yymsp[1].minor.yy285 = 0;} break; case 272: /* with ::= WITH wqlist */ { yymsp[-1].minor.yy285 = yymsp[0].minor.yy285; } break; case 273: /* with ::= WITH RECURSIVE wqlist */ { yymsp[-2].minor.yy285 = yymsp[0].minor.yy285; } break; case 274: /* wqlist ::= nm eidlist_opt AS LP select RP */ { yymsp[-5].minor.yy285 = sqlite3WithAdd(pParse, 0, &yymsp[-5].minor.yy0, yymsp[-4].minor.yy148, yymsp[-1].minor.yy243); /*A-overwrites-X*/ } break; case 275: /* wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP */ { yymsp[-7].minor.yy285 = sqlite3WithAdd(pParse, yymsp[-7].minor.yy285, &yymsp[-5].minor.yy0, yymsp[-4].minor.yy148, yymsp[-1].minor.yy243); } break; default: /* (276) input ::= cmdlist */ yytestcase(yyruleno==276); /* (277) cmdlist ::= cmdlist ecmd */ yytestcase(yyruleno==277); /* (278) cmdlist ::= ecmd (OPTIMIZED OUT) */ assert(yyruleno!=278); /* (279) ecmd ::= SEMI */ yytestcase(yyruleno==279); /* (280) ecmd ::= explain cmdx SEMI */ yytestcase(yyruleno==280); /* (281) explain ::= */ yytestcase(yyruleno==281); /* (282) trans_opt ::= */ yytestcase(yyruleno==282); /* (283) trans_opt ::= TRANSACTION */ yytestcase(yyruleno==283); /* (284) trans_opt ::= TRANSACTION nm */ yytestcase(yyruleno==284); /* (285) savepoint_opt ::= SAVEPOINT */ yytestcase(yyruleno==285); /* (286) savepoint_opt ::= */ yytestcase(yyruleno==286); /* (287) cmd ::= create_table create_table_args */ yytestcase(yyruleno==287); /* (288) columnlist ::= columnlist COMMA columnname carglist */ yytestcase(yyruleno==288); /* (289) columnlist ::= columnname carglist */ yytestcase(yyruleno==289); /* (290) nm ::= ID|INDEXED */ yytestcase(yyruleno==290); /* (291) nm ::= STRING */ yytestcase(yyruleno==291); /* (292) nm ::= JOIN_KW */ yytestcase(yyruleno==292); /* (293) typetoken ::= typename */ yytestcase(yyruleno==293); /* (294) typename ::= ID|STRING */ yytestcase(yyruleno==294); /* (295) signed ::= plus_num (OPTIMIZED OUT) */ assert(yyruleno!=295); /* (296) signed ::= minus_num (OPTIMIZED OUT) */ assert(yyruleno!=296); /* (297) carglist ::= carglist ccons */ yytestcase(yyruleno==297); /* (298) carglist ::= */ yytestcase(yyruleno==298); /* (299) ccons ::= NULL onconf */ yytestcase(yyruleno==299); /* (300) conslist_opt ::= COMMA conslist */ yytestcase(yyruleno==300); /* (301) conslist ::= conslist tconscomma tcons */ yytestcase(yyruleno==301); /* (302) conslist ::= tcons (OPTIMIZED OUT) */ assert(yyruleno!=302); /* (303) tconscomma ::= */ yytestcase(yyruleno==303); /* (304) defer_subclause_opt ::= defer_subclause (OPTIMIZED OUT) */ assert(yyruleno!=304); /* (305) resolvetype ::= raisetype (OPTIMIZED OUT) */ assert(yyruleno!=305); /* (306) selectnowith ::= oneselect (OPTIMIZED OUT) */ assert(yyruleno!=306); /* (307) oneselect ::= values */ yytestcase(yyruleno==307); /* (308) sclp ::= selcollist COMMA */ yytestcase(yyruleno==308); /* (309) as ::= ID|STRING */ yytestcase(yyruleno==309); /* (310) expr ::= term (OPTIMIZED OUT) */ assert(yyruleno!=310); /* (311) exprlist ::= nexprlist */ yytestcase(yyruleno==311); /* (312) nmnum ::= plus_num (OPTIMIZED OUT) */ assert(yyruleno!=312); /* (313) nmnum ::= nm (OPTIMIZED OUT) */ assert(yyruleno!=313); /* (314) nmnum ::= ON */ yytestcase(yyruleno==314); /* (315) nmnum ::= DELETE */ yytestcase(yyruleno==315); /* (316) nmnum ::= DEFAULT */ yytestcase(yyruleno==316); /* (317) plus_num ::= INTEGER|FLOAT */ yytestcase(yyruleno==317); /* (318) foreach_clause ::= */ yytestcase(yyruleno==318); /* (319) foreach_clause ::= FOR EACH ROW */ yytestcase(yyruleno==319); /* (320) trnm ::= nm */ yytestcase(yyruleno==320); /* (321) tridxby ::= */ yytestcase(yyruleno==321); /* (322) database_kw_opt ::= DATABASE */ yytestcase(yyruleno==322); /* (323) database_kw_opt ::= */ yytestcase(yyruleno==323); /* (324) kwcolumn_opt ::= */ yytestcase(yyruleno==324); /* (325) kwcolumn_opt ::= COLUMNKW */ yytestcase(yyruleno==325); /* (326) vtabarglist ::= vtabarg */ yytestcase(yyruleno==326); /* (327) vtabarglist ::= vtabarglist COMMA vtabarg */ yytestcase(yyruleno==327); /* (328) vtabarg ::= vtabarg vtabargtoken */ yytestcase(yyruleno==328); /* (329) anylist ::= */ yytestcase(yyruleno==329); /* (330) anylist ::= anylist LP anylist RP */ yytestcase(yyruleno==330); /* (331) anylist ::= anylist ANY */ yytestcase(yyruleno==331); break; /********** End reduce actions ************************************************/ }; assert( yyruleno<sizeof(yyRuleInfo)/sizeof(yyRuleInfo[0]) ); yygoto = yyRuleInfo[yyruleno].lhs; yysize = yyRuleInfo[yyruleno].nrhs; yyact = yy_find_reduce_action(yymsp[-yysize].stateno,(YYCODETYPE)yygoto); |
︙ | ︙ | |||
135159 135160 135161 135162 135163 135164 135165 | fprintf(yyTraceFILE,"%sDiscard input token %s\n", yyTracePrompt,yyTokenName[yymajor]); } #endif yy_destructor(yypParser, (YYCODETYPE)yymajor, &yyminorunion); yymajor = YYNOCODE; }else{ | | | 136442 136443 136444 136445 136446 136447 136448 136449 136450 136451 136452 136453 136454 136455 136456 | fprintf(yyTraceFILE,"%sDiscard input token %s\n", yyTracePrompt,yyTokenName[yymajor]); } #endif yy_destructor(yypParser, (YYCODETYPE)yymajor, &yyminorunion); yymajor = YYNOCODE; }else{ while( yypParser->yytos >= yypParser->yystack && yymx != YYERRORSYMBOL && (yyact = yy_find_reduce_action( yypParser->yytos->stateno, YYERRORSYMBOL)) >= YY_MIN_REDUCE ){ yy_pop_parser_stack(yypParser); } |
︙ | ︙ | |||
136027 136028 136029 136030 136031 136032 136033 | return SQLITE_NOMEM_BKPT; } assert( pParse->pNewTable==0 ); assert( pParse->pNewTrigger==0 ); assert( pParse->nVar==0 ); assert( pParse->nzVar==0 ); assert( pParse->azVar==0 ); | | > | | | | | | > > > > > > > > > > > < < < < < < < < < | 137310 137311 137312 137313 137314 137315 137316 137317 137318 137319 137320 137321 137322 137323 137324 137325 137326 137327 137328 137329 137330 137331 137332 137333 137334 137335 137336 137337 137338 137339 137340 137341 137342 137343 137344 137345 137346 137347 137348 137349 137350 137351 137352 137353 137354 137355 137356 137357 137358 137359 137360 137361 137362 137363 | return SQLITE_NOMEM_BKPT; } assert( pParse->pNewTable==0 ); assert( pParse->pNewTrigger==0 ); assert( pParse->nVar==0 ); assert( pParse->nzVar==0 ); assert( pParse->azVar==0 ); while( 1 ){ assert( i>=0 ); if( zSql[i]!=0 ){ pParse->sLastToken.z = &zSql[i]; pParse->sLastToken.n = sqlite3GetToken((u8*)&zSql[i],&tokenType); i += pParse->sLastToken.n; if( i>mxSqlLen ){ pParse->rc = SQLITE_TOOBIG; break; } }else{ /* Upon reaching the end of input, call the parser two more times ** with tokens TK_SEMI and 0, in that order. */ if( lastTokenParsed==TK_SEMI ){ tokenType = 0; }else if( lastTokenParsed==0 ){ break; }else{ tokenType = TK_SEMI; } } if( tokenType>=TK_SPACE ){ assert( tokenType==TK_SPACE || tokenType==TK_ILLEGAL ); if( db->u1.isInterrupted ){ pParse->rc = SQLITE_INTERRUPT; break; } if( tokenType==TK_ILLEGAL ){ sqlite3ErrorMsg(pParse, "unrecognized token: \"%T\"", &pParse->sLastToken); break; } }else{ sqlite3Parser(pEngine, tokenType, pParse->sLastToken, pParse); lastTokenParsed = tokenType; if( pParse->rc!=SQLITE_OK || db->mallocFailed ) break; } } assert( nErr==0 ); pParse->zTail = &zSql[i]; #ifdef YYTRACKMAXSTACKDEPTH sqlite3_mutex_enter(sqlite3MallocMutex()); sqlite3StatusHighwater(SQLITE_STATUS_PARSER_STACK, sqlite3ParserStackPeak(pEngine) ); sqlite3_mutex_leave(sqlite3MallocMutex()); #endif /* YYDEBUG */ |
︙ | ︙ | |||
137303 137304 137305 137306 137307 137308 137309 137310 137311 137312 137313 137314 137315 137316 | ** Configuration settings for an individual database connection */ SQLITE_API int sqlite3_db_config(sqlite3 *db, int op, ...){ va_list ap; int rc; va_start(ap, op); switch( op ){ case SQLITE_DBCONFIG_LOOKASIDE: { void *pBuf = va_arg(ap, void*); /* IMP: R-26835-10964 */ int sz = va_arg(ap, int); /* IMP: R-47871-25994 */ int cnt = va_arg(ap, int); /* IMP: R-04460-53386 */ rc = setupLookaside(db, pBuf, sz, cnt); break; } | > > > > > | 138589 138590 138591 138592 138593 138594 138595 138596 138597 138598 138599 138600 138601 138602 138603 138604 138605 138606 138607 | ** Configuration settings for an individual database connection */ SQLITE_API int sqlite3_db_config(sqlite3 *db, int op, ...){ va_list ap; int rc; va_start(ap, op); switch( op ){ case SQLITE_DBCONFIG_MAINDBNAME: { db->aDb[0].zDbSName = va_arg(ap,char*); rc = SQLITE_OK; break; } case SQLITE_DBCONFIG_LOOKASIDE: { void *pBuf = va_arg(ap, void*); /* IMP: R-26835-10964 */ int sz = va_arg(ap, int); /* IMP: R-47871-25994 */ int cnt = va_arg(ap, int); /* IMP: R-04460-53386 */ rc = setupLookaside(db, pBuf, sz, cnt); break; } |
︙ | ︙ | |||
139448 139449 139450 139451 139452 139453 139454 | if( !db->mallocFailed ) ENC(db) = SCHEMA_ENC(db); sqlite3BtreeLeave(db->aDb[0].pBt); db->aDb[1].pSchema = sqlite3SchemaGet(db, 0); /* The default safety_level for the main database is FULL; for the temp ** database it is OFF. This matches the pager layer defaults. */ | | | > > > > > > > > > > < | 140739 140740 140741 140742 140743 140744 140745 140746 140747 140748 140749 140750 140751 140752 140753 140754 140755 140756 140757 140758 140759 140760 140761 140762 140763 140764 140765 140766 140767 140768 140769 140770 140771 140772 140773 140774 140775 140776 140777 140778 140779 140780 140781 140782 | if( !db->mallocFailed ) ENC(db) = SCHEMA_ENC(db); sqlite3BtreeLeave(db->aDb[0].pBt); db->aDb[1].pSchema = sqlite3SchemaGet(db, 0); /* The default safety_level for the main database is FULL; for the temp ** database it is OFF. This matches the pager layer defaults. */ db->aDb[0].zDbSName = "main"; db->aDb[0].safety_level = SQLITE_DEFAULT_SYNCHRONOUS+1; db->aDb[1].zDbSName = "temp"; db->aDb[1].safety_level = PAGER_SYNCHRONOUS_OFF; db->magic = SQLITE_MAGIC_OPEN; if( db->mallocFailed ){ goto opendb_out; } /* Register all built-in functions, but do not attempt to read the ** database schema yet. This is delayed until the first time the database ** is accessed. */ sqlite3Error(db, SQLITE_OK); sqlite3RegisterPerConnectionBuiltinFunctions(db); rc = sqlite3_errcode(db); #ifdef SQLITE_ENABLE_FTS5 /* Register any built-in FTS5 module before loading the automatic ** extensions. This allows automatic extensions to register FTS5 ** tokenizers and auxiliary functions. */ if( !db->mallocFailed && rc==SQLITE_OK ){ rc = sqlite3Fts5Init(db); } #endif /* Load automatic extensions - extensions that have been registered ** using the sqlite3_automatic_extension() API. */ if( rc==SQLITE_OK ){ sqlite3AutoLoadExtensions(db); rc = sqlite3_errcode(db); if( rc!=SQLITE_OK ){ goto opendb_out; } } |
︙ | ︙ | |||
139495 139496 139497 139498 139499 139500 139501 | } #endif #ifdef SQLITE_ENABLE_FTS3 /* automatically defined by SQLITE_ENABLE_FTS4 */ if( !db->mallocFailed && rc==SQLITE_OK ){ rc = sqlite3Fts3Init(db); } | < < < < < < | 140795 140796 140797 140798 140799 140800 140801 140802 140803 140804 140805 140806 140807 140808 | } #endif #ifdef SQLITE_ENABLE_FTS3 /* automatically defined by SQLITE_ENABLE_FTS4 */ if( !db->mallocFailed && rc==SQLITE_OK ){ rc = sqlite3Fts3Init(db); } #endif #ifdef SQLITE_ENABLE_ICU if( !db->mallocFailed && rc==SQLITE_OK ){ rc = sqlite3IcuInit(db); } #endif |
︙ | ︙ | |||
140290 140291 140292 140293 140294 140295 140296 140297 140298 140299 140300 140301 140302 140303 | ** that demonstrat invariants on well-formed database files. */ case SQLITE_TESTCTRL_NEVER_CORRUPT: { sqlite3GlobalConfig.neverCorrupt = va_arg(ap, int); break; } /* sqlite3_test_control(SQLITE_TESTCTRL_VDBE_COVERAGE, xCallback, ptr); ** ** Set the VDBE coverage callback function to xCallback with context ** pointer ptr. */ case SQLITE_TESTCTRL_VDBE_COVERAGE: { | > > > > > > > > > | 141584 141585 141586 141587 141588 141589 141590 141591 141592 141593 141594 141595 141596 141597 141598 141599 141600 141601 141602 141603 141604 141605 141606 | ** that demonstrat invariants on well-formed database files. */ case SQLITE_TESTCTRL_NEVER_CORRUPT: { sqlite3GlobalConfig.neverCorrupt = va_arg(ap, int); break; } /* Set the threshold at which OP_Once counters reset back to zero. ** By default this is 0x7ffffffe (over 2 billion), but that value is ** too big to test in a reasonable amount of time, so this control is ** provided to set a small and easily reachable reset value. */ case SQLITE_TESTCTRL_ONCE_RESET_THRESHOLD: { sqlite3GlobalConfig.iOnceResetThreshold = va_arg(ap, int); break; } /* sqlite3_test_control(SQLITE_TESTCTRL_VDBE_COVERAGE, xCallback, ptr); ** ** Set the VDBE coverage callback function to xCallback with context ** pointer ptr. */ case SQLITE_TESTCTRL_VDBE_COVERAGE: { |
︙ | ︙ | |||
140411 140412 140413 140414 140415 140416 140417 | /* ** Return the Btree pointer identified by zDbName. Return NULL if not found. */ SQLITE_PRIVATE Btree *sqlite3DbNameToBtree(sqlite3 *db, const char *zDbName){ int i; for(i=0; i<db->nDb; i++){ if( db->aDb[i].pBt | | | 141714 141715 141716 141717 141718 141719 141720 141721 141722 141723 141724 141725 141726 141727 141728 | /* ** Return the Btree pointer identified by zDbName. Return NULL if not found. */ SQLITE_PRIVATE Btree *sqlite3DbNameToBtree(sqlite3 *db, const char *zDbName){ int i; for(i=0; i<db->nDb; i++){ if( db->aDb[i].pBt && (zDbName==0 || sqlite3StrICmp(zDbName, db->aDb[i].zDbSName)==0) ){ return db->aDb[i].pBt; } } return 0; } |
︙ | ︙ | |||
161526 161527 161528 161529 161530 161531 161532 | memset(pCsr, 0, sizeof(RtreeCursor)); pCsr->base.pVtab = (sqlite3_vtab*)pRtree; pCsr->iStrategy = idxNum; if( idxNum==1 ){ /* Special case - lookup by rowid. */ RtreeNode *pLeaf; /* Leaf on which the required cell resides */ | | | 162829 162830 162831 162832 162833 162834 162835 162836 162837 162838 162839 162840 162841 162842 162843 | memset(pCsr, 0, sizeof(RtreeCursor)); pCsr->base.pVtab = (sqlite3_vtab*)pRtree; pCsr->iStrategy = idxNum; if( idxNum==1 ){ /* Special case - lookup by rowid. */ RtreeNode *pLeaf; /* Leaf on which the required cell resides */ RtreeSearchPoint *p; /* Search point for the leaf */ i64 iRowid = sqlite3_value_int64(argv[0]); i64 iNode = 0; rc = findLeafNode(pRtree, iRowid, &pLeaf, &iNode); if( rc==SQLITE_OK && pLeaf!=0 ){ p = rtreeSearchPointNew(pCsr, RTREE_ZERO, 0); assert( p!=0 ); /* Always returns pCsr->sPoint */ pCsr->aNode[0] = pLeaf; |
︙ | ︙ | |||
162996 162997 162998 162999 163000 163001 163002 | static int rtreeQueryStat1(sqlite3 *db, Rtree *pRtree){ const char *zFmt = "SELECT stat FROM %Q.sqlite_stat1 WHERE tbl = '%q_rowid'"; char *zSql; sqlite3_stmt *p; int rc; i64 nRow = 0; | | > > | | | 164299 164300 164301 164302 164303 164304 164305 164306 164307 164308 164309 164310 164311 164312 164313 164314 164315 164316 164317 164318 | static int rtreeQueryStat1(sqlite3 *db, Rtree *pRtree){ const char *zFmt = "SELECT stat FROM %Q.sqlite_stat1 WHERE tbl = '%q_rowid'"; char *zSql; sqlite3_stmt *p; int rc; i64 nRow = 0; rc = sqlite3_table_column_metadata( db, pRtree->zDb, "sqlite_stat1",0,0,0,0,0,0 ); if( rc!=SQLITE_OK ){ pRtree->nRowEst = RTREE_DEFAULT_ROWEST; return rc==SQLITE_ERROR ? SQLITE_OK : rc; } zSql = sqlite3_mprintf(zFmt, pRtree->zDb, pRtree->zName); if( zSql==0 ){ rc = SQLITE_NOMEM; }else{ rc = sqlite3_prepare_v2(db, zSql, -1, &p, 0); if( rc==SQLITE_OK ){ |
︙ | ︙ | |||
164562 164563 164564 164565 164566 164567 164568 | ** Instead of a regular table, the RBU database may also contain virtual ** tables or view named using the data_<target> naming scheme. ** ** Instead of the plain data_<target> naming scheme, RBU database tables ** may also be named data<integer>_<target>, where <integer> is any sequence ** of zero or more numeric characters (0-9). This can be significant because ** tables within the RBU database are always processed in order sorted by | | | 165867 165868 165869 165870 165871 165872 165873 165874 165875 165876 165877 165878 165879 165880 165881 | ** Instead of a regular table, the RBU database may also contain virtual ** tables or view named using the data_<target> naming scheme. ** ** Instead of the plain data_<target> naming scheme, RBU database tables ** may also be named data<integer>_<target>, where <integer> is any sequence ** of zero or more numeric characters (0-9). This can be significant because ** tables within the RBU database are always processed in order sorted by ** name. By judicious selection of the <integer> portion of the names ** of the RBU tables the user can therefore control the order in which they ** are processed. This can be useful, for example, to ensure that "external ** content" FTS4 tables are updated before their underlying content tables. ** ** If the target database table is a virtual table or a table that has no ** PRIMARY KEY declaration, the data_% table must also contain a column ** named "rbu_rowid". This column is mapped to the tables implicit primary |
︙ | ︙ | |||
164777 164778 164779 164780 164781 164782 164783 | ); /* ** Open an RBU handle to perform an RBU vacuum on database file zTarget. ** An RBU vacuum is similar to SQLite's built-in VACUUM command, except ** that it can be suspended and resumed like an RBU update. ** | | | | | | > > > > > > | 166082 166083 166084 166085 166086 166087 166088 166089 166090 166091 166092 166093 166094 166095 166096 166097 166098 166099 166100 166101 166102 166103 166104 166105 166106 166107 166108 166109 166110 | ); /* ** Open an RBU handle to perform an RBU vacuum on database file zTarget. ** An RBU vacuum is similar to SQLite's built-in VACUUM command, except ** that it can be suspended and resumed like an RBU update. ** ** The second argument to this function identifies a database in which ** to store the state of the RBU vacuum operation if it is suspended. The ** first time sqlite3rbu_vacuum() is called, to start an RBU vacuum ** operation, the state database should either not exist or be empty ** (contain no tables). If an RBU vacuum is suspended by calling ** sqlite3rbu_close() on the RBU handle before sqlite3rbu_step() has ** returned SQLITE_DONE, the vacuum state is stored in the state database. ** The vacuum can be resumed by calling this function to open a new RBU ** handle specifying the same target and state databases. ** ** If the second argument passed to this function is NULL, then the ** name of the state database is "<database>-vacuum", where <database> ** is the name of the target database file. In this case, on UNIX, if the ** state database is not already present in the file-system, it is created ** with the same permissions as the target db is made. ** ** This function does not delete the state database after an RBU vacuum ** is completed, even if it created it. However, if the call to ** sqlite3rbu_close() returns any value other than SQLITE_OK, the contents ** of the state tables within the state database are zeroed. This way, ** the next call to sqlite3rbu_vacuum() opens a handle that starts a ** new RBU vacuum operation. |
︙ | ︙ | |||
167278 167279 167280 167281 167282 167283 167284 | /* ** Open the database handle and attach the RBU database as "rbu". If an ** error occurs, leave an error code and message in the RBU handle. */ static void rbuOpenDatabase(sqlite3rbu *p){ | < | | > > > > | 168589 168590 168591 168592 168593 168594 168595 168596 168597 168598 168599 168600 168601 168602 168603 168604 168605 168606 168607 168608 168609 168610 168611 168612 168613 168614 | /* ** Open the database handle and attach the RBU database as "rbu". If an ** error occurs, leave an error code and message in the RBU handle. */ static void rbuOpenDatabase(sqlite3rbu *p){ assert( p->rc || (p->dbMain==0 && p->dbRbu==0) ); assert( p->rc || rbuIsVacuum(p) || p->zTarget!=0 ); /* Open the RBU database */ p->dbRbu = rbuOpenDbhandle(p, p->zRbu, 1); if( p->rc==SQLITE_OK && rbuIsVacuum(p) ){ sqlite3_file_control(p->dbRbu, "main", SQLITE_FCNTL_RBUCNT, (void*)p); if( p->zState==0 ){ const char *zFile = sqlite3_db_filename(p->dbRbu, "main"); p->zState = rbuMPrintf(p, "file://%s-vacuum?modeof=%s", zFile, zFile); } } /* If using separate RBU and state databases, attach the state database to ** the RBU db handle now. */ if( p->zState ){ rbuMPrintfExec(p, p->dbRbu, "ATTACH %Q AS stat", p->zState); memcpy(p->zStateDb, "stat", 4); |
︙ | ︙ | |||
168421 168422 168423 168424 168425 168426 168427 | const char *zTarget, const char *zRbu, const char *zState ){ sqlite3rbu *p; size_t nTarget = zTarget ? strlen(zTarget) : 0; size_t nRbu = strlen(zRbu); | < | | 169735 169736 169737 169738 169739 169740 169741 169742 169743 169744 169745 169746 169747 169748 169749 | const char *zTarget, const char *zRbu, const char *zState ){ sqlite3rbu *p; size_t nTarget = zTarget ? strlen(zTarget) : 0; size_t nRbu = strlen(zRbu); size_t nByte = sizeof(sqlite3rbu) + nTarget+1 + nRbu+1; p = (sqlite3rbu*)sqlite3_malloc64(nByte); if( p ){ RbuState *pState = 0; /* Create the custom VFS. */ memset(p, 0, sizeof(sqlite3rbu)); |
︙ | ︙ | |||
168444 168445 168446 168447 168448 168449 168450 | memcpy(p->zTarget, zTarget, nTarget+1); pCsr += nTarget+1; } p->zRbu = pCsr; memcpy(p->zRbu, zRbu, nRbu+1); pCsr += nRbu+1; if( zState ){ | | < | 169757 169758 169759 169760 169761 169762 169763 169764 169765 169766 169767 169768 169769 169770 169771 | memcpy(p->zTarget, zTarget, nTarget+1); pCsr += nTarget+1; } p->zRbu = pCsr; memcpy(p->zRbu, zRbu, nRbu+1); pCsr += nRbu+1; if( zState ){ p->zState = rbuMPrintf(p, "%s", zState); } rbuOpenDatabase(p); } if( p->rc==SQLITE_OK ){ pState = rbuLoadState(p); assert( pState || p->rc!=SQLITE_OK ); |
︙ | ︙ | |||
168554 168555 168556 168557 168558 168559 168560 168561 168562 168563 168564 168565 168566 168567 168568 168569 168570 168571 168572 168573 168574 168575 168576 168577 168578 168579 168580 168581 168582 168583 168584 168585 168586 168587 | } rbuFreeState(pState); } return p; } /* ** Open and return a new RBU handle. */ SQLITE_API sqlite3rbu *sqlite3rbu_open( const char *zTarget, const char *zRbu, const char *zState ){ /* TODO: Check that zTarget and zRbu are non-NULL */ return openRbuHandle(zTarget, zRbu, zState); } /* ** Open a handle to begin or resume an RBU VACUUM operation. */ SQLITE_API sqlite3rbu *sqlite3rbu_vacuum( const char *zTarget, const char *zState ){ /* TODO: Check that both arguments are non-NULL */ return openRbuHandle(0, zTarget, zState); } /* ** Return the database handle used by pRbu. */ | > > > > > > > > > > > > > > > > | 169866 169867 169868 169869 169870 169871 169872 169873 169874 169875 169876 169877 169878 169879 169880 169881 169882 169883 169884 169885 169886 169887 169888 169889 169890 169891 169892 169893 169894 169895 169896 169897 169898 169899 169900 169901 169902 169903 169904 169905 169906 169907 169908 169909 169910 169911 169912 169913 169914 169915 | } rbuFreeState(pState); } return p; } /* ** Allocate and return an RBU handle with all fields zeroed except for the ** error code, which is set to SQLITE_MISUSE. */ static sqlite3rbu *rbuMisuseError(void){ sqlite3rbu *pRet; pRet = sqlite3_malloc64(sizeof(sqlite3rbu)); if( pRet ){ memset(pRet, 0, sizeof(sqlite3rbu)); pRet->rc = SQLITE_MISUSE; } return pRet; } /* ** Open and return a new RBU handle. */ SQLITE_API sqlite3rbu *sqlite3rbu_open( const char *zTarget, const char *zRbu, const char *zState ){ if( zTarget==0 || zRbu==0 ){ return rbuMisuseError(); } /* TODO: Check that zTarget and zRbu are non-NULL */ return openRbuHandle(zTarget, zRbu, zState); } /* ** Open a handle to begin or resume an RBU VACUUM operation. */ SQLITE_API sqlite3rbu *sqlite3rbu_vacuum( const char *zTarget, const char *zState ){ if( zTarget==0 ){ return rbuMisuseError(); } /* TODO: Check that both arguments are non-NULL */ return openRbuHandle(0, zTarget, zState); } /* ** Return the database handle used by pRbu. */ |
︙ | ︙ | |||
168651 168652 168653 168654 168655 168656 168657 168658 168659 168660 168661 168662 168663 168664 | rbuDeleteVfs(p); sqlite3_free(p->aBuf); sqlite3_free(p->aFrame); rbuEditErrmsg(p); rc = p->rc; *pzErrmsg = p->zErrmsg; sqlite3_free(p); }else{ rc = SQLITE_NOMEM; *pzErrmsg = 0; } return rc; } | > | 169979 169980 169981 169982 169983 169984 169985 169986 169987 169988 169989 169990 169991 169992 169993 | rbuDeleteVfs(p); sqlite3_free(p->aBuf); sqlite3_free(p->aFrame); rbuEditErrmsg(p); rc = p->rc; *pzErrmsg = p->zErrmsg; sqlite3_free(p->zState); sqlite3_free(p); }else{ rc = SQLITE_NOMEM; *pzErrmsg = 0; } return rc; } |
︙ | ︙ | |||
170262 170263 170264 170265 170266 170267 170268 | pCsr->pStmt = 0; zMaster = pCsr->iDb==1 ? "sqlite_temp_master" : "sqlite_master"; zSql = sqlite3_mprintf( "SELECT 'sqlite_master' AS name, 1 AS rootpage, 'table' AS type" " UNION ALL " "SELECT name, rootpage, type" " FROM \"%w\".%s WHERE rootpage!=0" | | | 171591 171592 171593 171594 171595 171596 171597 171598 171599 171600 171601 171602 171603 171604 171605 | pCsr->pStmt = 0; zMaster = pCsr->iDb==1 ? "sqlite_temp_master" : "sqlite_master"; zSql = sqlite3_mprintf( "SELECT 'sqlite_master' AS name, 1 AS rootpage, 'table' AS type" " UNION ALL " "SELECT name, rootpage, type" " FROM \"%w\".%s WHERE rootpage!=0" " ORDER BY name", pTab->db->aDb[pCsr->iDb].zDbSName, zMaster); if( zSql==0 ){ return SQLITE_NOMEM_BKPT; }else{ rc = sqlite3_prepare_v2(pTab->db, zSql, -1, &pCsr->pStmt, 0); sqlite3_free(zSql); } |
︙ | ︙ | |||
170316 170317 170318 170319 170320 170321 170322 | break; case 9: /* pgsize */ sqlite3_result_int(ctx, pCsr->szPage); break; default: { /* schema */ sqlite3 *db = sqlite3_context_db_handle(ctx); int iDb = pCsr->iDb; | | | 171645 171646 171647 171648 171649 171650 171651 171652 171653 171654 171655 171656 171657 171658 171659 | break; case 9: /* pgsize */ sqlite3_result_int(ctx, pCsr->szPage); break; default: { /* schema */ sqlite3 *db = sqlite3_context_db_handle(ctx); int iDb = pCsr->iDb; sqlite3_result_text(ctx, db->aDb[iDb].zDbSName, -1, SQLITE_STATIC); break; } } return SQLITE_OK; } static int statRowid(sqlite3_vtab_cursor *pCursor, sqlite_int64 *pRowid){ |
︙ | ︙ | |||
178553 178554 178555 178556 178557 178558 178559 178560 178561 178562 178563 178564 178565 178566 | static void sqlite3Fts5ParsePhraseFree(Fts5ExprPhrase*); static void sqlite3Fts5ParseNearsetFree(Fts5ExprNearset*); static void sqlite3Fts5ParseNodeFree(Fts5ExprNode*); static void sqlite3Fts5ParseSetDistance(Fts5Parse*, Fts5ExprNearset*, Fts5Token*); static void sqlite3Fts5ParseSetColset(Fts5Parse*, Fts5ExprNearset*, Fts5Colset*); static void sqlite3Fts5ParseFinished(Fts5Parse *pParse, Fts5ExprNode *p); static void sqlite3Fts5ParseNear(Fts5Parse *pParse, Fts5Token*); /* ** End of interface to code in fts5_expr.c. **************************************************************************/ | > | 179882 179883 179884 179885 179886 179887 179888 179889 179890 179891 179892 179893 179894 179895 179896 | static void sqlite3Fts5ParsePhraseFree(Fts5ExprPhrase*); static void sqlite3Fts5ParseNearsetFree(Fts5ExprNearset*); static void sqlite3Fts5ParseNodeFree(Fts5ExprNode*); static void sqlite3Fts5ParseSetDistance(Fts5Parse*, Fts5ExprNearset*, Fts5Token*); static void sqlite3Fts5ParseSetColset(Fts5Parse*, Fts5ExprNearset*, Fts5Colset*); static Fts5Colset *sqlite3Fts5ParseColsetInvert(Fts5Parse*, Fts5Colset*); static void sqlite3Fts5ParseFinished(Fts5Parse *pParse, Fts5ExprNode *p); static void sqlite3Fts5ParseNear(Fts5Parse *pParse, Fts5Token*); /* ** End of interface to code in fts5_expr.c. **************************************************************************/ |
︙ | ︙ | |||
178610 178611 178612 178613 178614 178615 178616 | #define FTS5_OR 1 #define FTS5_AND 2 #define FTS5_NOT 3 #define FTS5_TERM 4 #define FTS5_COLON 5 #define FTS5_LP 6 #define FTS5_RP 7 | > | | | | | | | 179940 179941 179942 179943 179944 179945 179946 179947 179948 179949 179950 179951 179952 179953 179954 179955 179956 179957 179958 179959 179960 | #define FTS5_OR 1 #define FTS5_AND 2 #define FTS5_NOT 3 #define FTS5_TERM 4 #define FTS5_COLON 5 #define FTS5_LP 6 #define FTS5_RP 7 #define FTS5_MINUS 8 #define FTS5_LCP 9 #define FTS5_RCP 10 #define FTS5_STRING 11 #define FTS5_COMMA 12 #define FTS5_PLUS 13 #define FTS5_STAR 14 /* ** 2000-05-29 ** ** The author disclaims copyright to this source code. In place of ** a legal notice, here is a blessing: ** |
︙ | ︙ | |||
178729 178730 178731 178732 178733 178734 178735 | ** fts5YY_NO_ACTION The fts5yy_action[] code for no-op */ #ifndef INTERFACE # define INTERFACE 1 #endif /************* Begin control #defines *****************************************/ #define fts5YYCODETYPE unsigned char | | | | | < | > | | | | | | | | | | | 180060 180061 180062 180063 180064 180065 180066 180067 180068 180069 180070 180071 180072 180073 180074 180075 180076 180077 180078 180079 180080 180081 180082 180083 180084 180085 180086 180087 180088 180089 180090 180091 180092 180093 180094 180095 180096 180097 180098 180099 180100 180101 180102 | ** fts5YY_NO_ACTION The fts5yy_action[] code for no-op */ #ifndef INTERFACE # define INTERFACE 1 #endif /************* Begin control #defines *****************************************/ #define fts5YYCODETYPE unsigned char #define fts5YYNOCODE 28 #define fts5YYACTIONTYPE unsigned char #define sqlite3Fts5ParserFTS5TOKENTYPE Fts5Token typedef union { int fts5yyinit; sqlite3Fts5ParserFTS5TOKENTYPE fts5yy0; int fts5yy4; Fts5Colset* fts5yy11; Fts5ExprNode* fts5yy24; Fts5ExprNearset* fts5yy46; Fts5ExprPhrase* fts5yy53; } fts5YYMINORTYPE; #ifndef fts5YYSTACKDEPTH #define fts5YYSTACKDEPTH 100 #endif #define sqlite3Fts5ParserARG_SDECL Fts5Parse *pParse; #define sqlite3Fts5ParserARG_PDECL ,Fts5Parse *pParse #define sqlite3Fts5ParserARG_FETCH Fts5Parse *pParse = fts5yypParser->pParse #define sqlite3Fts5ParserARG_STORE fts5yypParser->pParse = pParse #define fts5YYNSTATE 29 #define fts5YYNRULE 26 #define fts5YY_MAX_SHIFT 28 #define fts5YY_MIN_SHIFTREDUCE 45 #define fts5YY_MAX_SHIFTREDUCE 70 #define fts5YY_MIN_REDUCE 71 #define fts5YY_MAX_REDUCE 96 #define fts5YY_ERROR_ACTION 97 #define fts5YY_ACCEPT_ACTION 98 #define fts5YY_NO_ACTION 99 /************* End control #defines *******************************************/ /* Define the fts5yytestcase() macro to be a no-op if is not already defined ** otherwise. ** ** Applications can choose to define fts5yytestcase() in the %include section ** to a macro that can assist in verifying code coverage. For production |
︙ | ︙ | |||
178789 178790 178791 178792 178793 178794 178795 | ** token onto the stack and goto state N. ** ** N between fts5YY_MIN_SHIFTREDUCE Shift to an arbitrary state then ** and fts5YY_MAX_SHIFTREDUCE reduce by rule N-fts5YY_MIN_SHIFTREDUCE. ** ** N between fts5YY_MIN_REDUCE Reduce by rule N-fts5YY_MIN_REDUCE ** and fts5YY_MAX_REDUCE | | | | > > | | > | < > > | | | | | | | | | | > | | | | | > | | | | | | | | | | | | | | | | | | | | | 180120 180121 180122 180123 180124 180125 180126 180127 180128 180129 180130 180131 180132 180133 180134 180135 180136 180137 180138 180139 180140 180141 180142 180143 180144 180145 180146 180147 180148 180149 180150 180151 180152 180153 180154 180155 180156 180157 180158 180159 180160 180161 180162 180163 180164 180165 180166 180167 180168 180169 180170 180171 180172 180173 180174 180175 180176 180177 180178 180179 180180 180181 180182 180183 180184 180185 180186 180187 180188 180189 180190 180191 180192 180193 180194 180195 180196 180197 180198 180199 180200 180201 180202 180203 180204 180205 180206 180207 180208 180209 180210 180211 180212 180213 180214 180215 180216 180217 | ** token onto the stack and goto state N. ** ** N between fts5YY_MIN_SHIFTREDUCE Shift to an arbitrary state then ** and fts5YY_MAX_SHIFTREDUCE reduce by rule N-fts5YY_MIN_SHIFTREDUCE. ** ** N between fts5YY_MIN_REDUCE Reduce by rule N-fts5YY_MIN_REDUCE ** and fts5YY_MAX_REDUCE ** ** N == fts5YY_ERROR_ACTION A syntax error has occurred. ** ** N == fts5YY_ACCEPT_ACTION The parser accepts its input. ** ** N == fts5YY_NO_ACTION No such action. Denotes unused ** slots in the fts5yy_action[] table. ** ** The action table is constructed as a single large table named fts5yy_action[]. ** Given state S and lookahead X, the action is computed as either: ** ** (A) N = fts5yy_action[ fts5yy_shift_ofst[S] + X ] ** (B) N = fts5yy_default[S] ** ** The (A) formula is preferred. The B formula is used instead if: ** (1) The fts5yy_shift_ofst[S]+X value is out of range, or ** (2) fts5yy_lookahead[fts5yy_shift_ofst[S]+X] is not equal to X, or ** (3) fts5yy_shift_ofst[S] equal fts5YY_SHIFT_USE_DFLT. ** (Implementation note: fts5YY_SHIFT_USE_DFLT is chosen so that ** fts5YY_SHIFT_USE_DFLT+X will be out of range for all possible lookaheads X. ** Hence only tests (1) and (2) need to be evaluated.) ** ** The formulas above are for computing the action when the lookahead is ** a terminal symbol. If the lookahead is a non-terminal (as occurs after ** a reduce action) then the fts5yy_reduce_ofst[] array is used in place of ** the fts5yy_shift_ofst[] array and fts5YY_REDUCE_USE_DFLT is used in place of ** fts5YY_SHIFT_USE_DFLT. ** ** The following are the tables generated in this section: ** ** fts5yy_action[] A single table containing all actions. ** fts5yy_lookahead[] A table containing the lookahead for each entry in ** fts5yy_action. Used to detect hash collisions. ** fts5yy_shift_ofst[] For each state, the offset into fts5yy_action for ** shifting terminals. ** fts5yy_reduce_ofst[] For each state, the offset into fts5yy_action for ** shifting non-terminals after a reduce. ** fts5yy_default[] Default action for each state. ** *********** Begin parsing tables **********************************************/ #define fts5YY_ACTTAB_COUNT (85) static const fts5YYACTIONTYPE fts5yy_action[] = { /* 0 */ 98, 16, 51, 5, 53, 27, 83, 7, 26, 15, /* 10 */ 51, 5, 53, 27, 13, 69, 26, 48, 51, 5, /* 20 */ 53, 27, 19, 11, 26, 9, 20, 51, 5, 53, /* 30 */ 27, 13, 22, 26, 28, 51, 5, 53, 27, 68, /* 40 */ 1, 26, 19, 11, 17, 9, 52, 10, 53, 27, /* 50 */ 23, 24, 26, 54, 3, 4, 2, 26, 6, 21, /* 60 */ 49, 71, 3, 4, 2, 7, 56, 59, 55, 59, /* 70 */ 4, 2, 12, 69, 58, 60, 18, 67, 62, 69, /* 80 */ 25, 66, 8, 14, 2, }; static const fts5YYCODETYPE fts5yy_lookahead[] = { /* 0 */ 16, 17, 18, 19, 20, 21, 5, 6, 24, 17, /* 10 */ 18, 19, 20, 21, 11, 14, 24, 17, 18, 19, /* 20 */ 20, 21, 8, 9, 24, 11, 17, 18, 19, 20, /* 30 */ 21, 11, 12, 24, 17, 18, 19, 20, 21, 26, /* 40 */ 6, 24, 8, 9, 22, 11, 18, 11, 20, 21, /* 50 */ 24, 25, 24, 20, 1, 2, 3, 24, 23, 24, /* 60 */ 7, 0, 1, 2, 3, 6, 10, 11, 10, 11, /* 70 */ 2, 3, 9, 14, 11, 11, 22, 26, 7, 14, /* 80 */ 13, 11, 5, 11, 3, }; #define fts5YY_SHIFT_USE_DFLT (85) #define fts5YY_SHIFT_COUNT (28) #define fts5YY_SHIFT_MIN (0) #define fts5YY_SHIFT_MAX (81) static const unsigned char fts5yy_shift_ofst[] = { /* 0 */ 34, 34, 34, 34, 34, 14, 20, 3, 36, 1, /* 10 */ 59, 64, 64, 65, 65, 53, 61, 56, 58, 63, /* 20 */ 68, 67, 70, 67, 71, 72, 67, 77, 81, }; #define fts5YY_REDUCE_USE_DFLT (-17) #define fts5YY_REDUCE_COUNT (14) #define fts5YY_REDUCE_MIN (-16) #define fts5YY_REDUCE_MAX (54) static const signed char fts5yy_reduce_ofst[] = { /* 0 */ -16, -8, 0, 9, 17, 28, 26, 35, 33, 13, /* 10 */ 13, 22, 54, 13, 51, }; static const fts5YYACTIONTYPE fts5yy_default[] = { /* 0 */ 97, 97, 97, 97, 97, 76, 91, 97, 97, 96, /* 10 */ 96, 97, 97, 96, 96, 97, 97, 97, 97, 97, /* 20 */ 73, 89, 97, 90, 97, 97, 87, 97, 72, }; /********** End of lemon-generated parsing tables *****************************/ /* The next table maps tokens (terminal symbols) into fallback tokens. ** If a construct like the following: ** ** %fallback ID X Y Z. |
︙ | ︙ | |||
178973 178974 178975 178976 178977 178978 178979 | #ifndef NDEBUG /* For tracing shifts, the names of all terminals and nonterminals ** are required. The following table supplies these names */ static const char *const fts5yyTokenName[] = { "$", "OR", "AND", "NOT", "TERM", "COLON", "LP", "RP", | | | | | | | | > > | | | | | | | | | | | | | 180310 180311 180312 180313 180314 180315 180316 180317 180318 180319 180320 180321 180322 180323 180324 180325 180326 180327 180328 180329 180330 180331 180332 180333 180334 180335 180336 180337 180338 180339 180340 180341 180342 180343 180344 180345 180346 180347 180348 180349 180350 180351 180352 180353 180354 180355 180356 180357 180358 180359 180360 180361 | #ifndef NDEBUG /* For tracing shifts, the names of all terminals and nonterminals ** are required. The following table supplies these names */ static const char *const fts5yyTokenName[] = { "$", "OR", "AND", "NOT", "TERM", "COLON", "LP", "RP", "MINUS", "LCP", "RCP", "STRING", "COMMA", "PLUS", "STAR", "error", "input", "expr", "cnearset", "exprlist", "nearset", "colset", "colsetlist", "nearphrases", "phrase", "neardist_opt", "star_opt", }; #endif /* NDEBUG */ #ifndef NDEBUG /* For tracing reduce actions, the names of all rules are required. */ static const char *const fts5yyRuleName[] = { /* 0 */ "input ::= expr", /* 1 */ "expr ::= expr AND expr", /* 2 */ "expr ::= expr OR expr", /* 3 */ "expr ::= expr NOT expr", /* 4 */ "expr ::= LP expr RP", /* 5 */ "expr ::= exprlist", /* 6 */ "exprlist ::= cnearset", /* 7 */ "exprlist ::= exprlist cnearset", /* 8 */ "cnearset ::= nearset", /* 9 */ "cnearset ::= colset COLON nearset", /* 10 */ "colset ::= MINUS LCP colsetlist RCP", /* 11 */ "colset ::= LCP colsetlist RCP", /* 12 */ "colset ::= STRING", /* 13 */ "colset ::= MINUS STRING", /* 14 */ "colsetlist ::= colsetlist STRING", /* 15 */ "colsetlist ::= STRING", /* 16 */ "nearset ::= phrase", /* 17 */ "nearset ::= STRING LP nearphrases neardist_opt RP", /* 18 */ "nearphrases ::= phrase", /* 19 */ "nearphrases ::= nearphrases phrase", /* 20 */ "neardist_opt ::=", /* 21 */ "neardist_opt ::= COMMA STRING", /* 22 */ "phrase ::= phrase PLUS STRING star_opt", /* 23 */ "phrase ::= STRING star_opt", /* 24 */ "star_opt ::= STAR", /* 25 */ "star_opt ::=", }; #endif /* NDEBUG */ #if fts5YYSTACKDEPTH<=0 /* ** Try to increase the size of the parser stack. Return the number |
︙ | ︙ | |||
179118 179119 179120 179121 179122 179123 179124 | ** being destroyed before it is finished parsing. ** ** Note: during a reduce, the only symbols destroyed are those ** which appear on the RHS of the rule, but which are *not* used ** inside the C code. */ /********* Begin destructor definitions ***************************************/ | | | | | | | | | | | | | | | 180457 180458 180459 180460 180461 180462 180463 180464 180465 180466 180467 180468 180469 180470 180471 180472 180473 180474 180475 180476 180477 180478 180479 180480 180481 180482 180483 180484 180485 180486 180487 180488 180489 180490 180491 180492 180493 180494 180495 180496 180497 | ** being destroyed before it is finished parsing. ** ** Note: during a reduce, the only symbols destroyed are those ** which appear on the RHS of the rule, but which are *not* used ** inside the C code. */ /********* Begin destructor definitions ***************************************/ case 16: /* input */ { (void)pParse; } break; case 17: /* expr */ case 18: /* cnearset */ case 19: /* exprlist */ { sqlite3Fts5ParseNodeFree((fts5yypminor->fts5yy24)); } break; case 20: /* nearset */ case 23: /* nearphrases */ { sqlite3Fts5ParseNearsetFree((fts5yypminor->fts5yy46)); } break; case 21: /* colset */ case 22: /* colsetlist */ { sqlite3_free((fts5yypminor->fts5yy11)); } break; case 24: /* phrase */ { sqlite3Fts5ParsePhraseFree((fts5yypminor->fts5yy53)); } break; /********* End destructor definitions *****************************************/ default: break; /* If no destructor action specified: do nothing */ } } |
︙ | ︙ | |||
179221 179222 179223 179224 179225 179226 179227 | int i; int stateno = pParser->fts5yytos->stateno; if( stateno>=fts5YY_MIN_REDUCE ) return stateno; assert( stateno <= fts5YY_SHIFT_COUNT ); do{ i = fts5yy_shift_ofst[stateno]; | < < | | | | | | | | | | | | | | | | | | | | | | | | | | < | 180560 180561 180562 180563 180564 180565 180566 180567 180568 180569 180570 180571 180572 180573 180574 180575 180576 180577 180578 180579 180580 180581 180582 180583 180584 180585 180586 180587 180588 180589 180590 180591 180592 180593 180594 180595 180596 180597 180598 180599 180600 180601 180602 180603 180604 180605 180606 180607 180608 180609 180610 180611 180612 180613 180614 | int i; int stateno = pParser->fts5yytos->stateno; if( stateno>=fts5YY_MIN_REDUCE ) return stateno; assert( stateno <= fts5YY_SHIFT_COUNT ); do{ i = fts5yy_shift_ofst[stateno]; assert( iLookAhead!=fts5YYNOCODE ); i += iLookAhead; if( i<0 || i>=fts5YY_ACTTAB_COUNT || fts5yy_lookahead[i]!=iLookAhead ){ #ifdef fts5YYFALLBACK fts5YYCODETYPE iFallback; /* Fallback token */ if( iLookAhead<sizeof(fts5yyFallback)/sizeof(fts5yyFallback[0]) && (iFallback = fts5yyFallback[iLookAhead])!=0 ){ #ifndef NDEBUG if( fts5yyTraceFILE ){ fprintf(fts5yyTraceFILE, "%sFALLBACK %s => %s\n", fts5yyTracePrompt, fts5yyTokenName[iLookAhead], fts5yyTokenName[iFallback]); } #endif assert( fts5yyFallback[iFallback]==0 ); /* Fallback loop must terminate */ iLookAhead = iFallback; continue; } #endif #ifdef fts5YYWILDCARD { int j = i - iLookAhead + fts5YYWILDCARD; if( #if fts5YY_SHIFT_MIN+fts5YYWILDCARD<0 j>=0 && #endif #if fts5YY_SHIFT_MAX+fts5YYWILDCARD>=fts5YY_ACTTAB_COUNT j<fts5YY_ACTTAB_COUNT && #endif fts5yy_lookahead[j]==fts5YYWILDCARD && iLookAhead>0 ){ #ifndef NDEBUG if( fts5yyTraceFILE ){ fprintf(fts5yyTraceFILE, "%sWILDCARD %s => %s\n", fts5yyTracePrompt, fts5yyTokenName[iLookAhead], fts5yyTokenName[fts5YYWILDCARD]); } #endif /* NDEBUG */ return fts5yy_action[j]; } } #endif /* fts5YYWILDCARD */ return fts5yy_default[stateno]; }else{ return fts5yy_action[i]; } }while(1); } |
︙ | ︙ | |||
179391 179392 179393 179394 179395 179396 179397 | /* The following table contains information about every rule that ** is used during the reduce. */ static const struct { fts5YYCODETYPE lhs; /* Symbol on the left-hand side of the rule */ unsigned char nrhs; /* Number of right-hand side symbols in the rule */ } fts5yyRuleInfo[] = { | | | | | | | | | | | > | | > | | | | | | | | | | | | 180727 180728 180729 180730 180731 180732 180733 180734 180735 180736 180737 180738 180739 180740 180741 180742 180743 180744 180745 180746 180747 180748 180749 180750 180751 180752 180753 180754 180755 180756 180757 180758 180759 180760 180761 180762 180763 180764 180765 180766 | /* The following table contains information about every rule that ** is used during the reduce. */ static const struct { fts5YYCODETYPE lhs; /* Symbol on the left-hand side of the rule */ unsigned char nrhs; /* Number of right-hand side symbols in the rule */ } fts5yyRuleInfo[] = { { 16, 1 }, { 17, 3 }, { 17, 3 }, { 17, 3 }, { 17, 3 }, { 17, 1 }, { 19, 1 }, { 19, 2 }, { 18, 1 }, { 18, 3 }, { 21, 4 }, { 21, 3 }, { 21, 1 }, { 21, 2 }, { 22, 2 }, { 22, 1 }, { 20, 1 }, { 20, 5 }, { 23, 1 }, { 23, 2 }, { 25, 0 }, { 25, 2 }, { 24, 4 }, { 24, 2 }, { 26, 1 }, { 26, 0 }, }; static void fts5yy_accept(fts5yyParser*); /* Forward Declaration */ /* ** Perform a reduce action and the shift that must immediately ** follow the reduce. |
︙ | ︙ | |||
179479 179480 179481 179482 179483 179484 179485 | ** { ... } // User supplied code ** #line <lineno> <thisfile> ** break; */ /********** Begin reduce actions **********************************************/ fts5YYMINORTYPE fts5yylhsminor; case 0: /* input ::= expr */ | | | | | | | | | | | | | | | | | | > > > > > | | | | | | | > > > > > > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 180817 180818 180819 180820 180821 180822 180823 180824 180825 180826 180827 180828 180829 180830 180831 180832 180833 180834 180835 180836 180837 180838 180839 180840 180841 180842 180843 180844 180845 180846 180847 180848 180849 180850 180851 180852 180853 180854 180855 180856 180857 180858 180859 180860 180861 180862 180863 180864 180865 180866 180867 180868 180869 180870 180871 180872 180873 180874 180875 180876 180877 180878 180879 180880 180881 180882 180883 180884 180885 180886 180887 180888 180889 180890 180891 180892 180893 180894 180895 180896 180897 180898 180899 180900 180901 180902 180903 180904 180905 180906 180907 180908 180909 180910 180911 180912 180913 180914 180915 180916 180917 180918 180919 180920 180921 180922 180923 180924 180925 180926 180927 180928 180929 180930 180931 180932 180933 180934 180935 180936 180937 180938 180939 180940 180941 180942 180943 180944 180945 180946 180947 180948 180949 180950 180951 180952 180953 180954 180955 | ** { ... } // User supplied code ** #line <lineno> <thisfile> ** break; */ /********** Begin reduce actions **********************************************/ fts5YYMINORTYPE fts5yylhsminor; case 0: /* input ::= expr */ { sqlite3Fts5ParseFinished(pParse, fts5yymsp[0].minor.fts5yy24); } break; case 1: /* expr ::= expr AND expr */ { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_AND, fts5yymsp[-2].minor.fts5yy24, fts5yymsp[0].minor.fts5yy24, 0); } fts5yymsp[-2].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 2: /* expr ::= expr OR expr */ { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_OR, fts5yymsp[-2].minor.fts5yy24, fts5yymsp[0].minor.fts5yy24, 0); } fts5yymsp[-2].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 3: /* expr ::= expr NOT expr */ { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_NOT, fts5yymsp[-2].minor.fts5yy24, fts5yymsp[0].minor.fts5yy24, 0); } fts5yymsp[-2].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 4: /* expr ::= LP expr RP */ {fts5yymsp[-2].minor.fts5yy24 = fts5yymsp[-1].minor.fts5yy24;} break; case 5: /* expr ::= exprlist */ case 6: /* exprlist ::= cnearset */ fts5yytestcase(fts5yyruleno==6); {fts5yylhsminor.fts5yy24 = fts5yymsp[0].minor.fts5yy24;} fts5yymsp[0].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 7: /* exprlist ::= exprlist cnearset */ { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseImplicitAnd(pParse, fts5yymsp[-1].minor.fts5yy24, fts5yymsp[0].minor.fts5yy24); } fts5yymsp[-1].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 8: /* cnearset ::= nearset */ { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_STRING, 0, 0, fts5yymsp[0].minor.fts5yy46); } fts5yymsp[0].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 9: /* cnearset ::= colset COLON nearset */ { sqlite3Fts5ParseSetColset(pParse, fts5yymsp[0].minor.fts5yy46, fts5yymsp[-2].minor.fts5yy11); fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_STRING, 0, 0, fts5yymsp[0].minor.fts5yy46); } fts5yymsp[-2].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 10: /* colset ::= MINUS LCP colsetlist RCP */ { fts5yymsp[-3].minor.fts5yy11 = sqlite3Fts5ParseColsetInvert(pParse, fts5yymsp[-1].minor.fts5yy11); } break; case 11: /* colset ::= LCP colsetlist RCP */ { fts5yymsp[-2].minor.fts5yy11 = fts5yymsp[-1].minor.fts5yy11; } break; case 12: /* colset ::= STRING */ { fts5yylhsminor.fts5yy11 = sqlite3Fts5ParseColset(pParse, 0, &fts5yymsp[0].minor.fts5yy0); } fts5yymsp[0].minor.fts5yy11 = fts5yylhsminor.fts5yy11; break; case 13: /* colset ::= MINUS STRING */ { fts5yymsp[-1].minor.fts5yy11 = sqlite3Fts5ParseColset(pParse, 0, &fts5yymsp[0].minor.fts5yy0); fts5yymsp[-1].minor.fts5yy11 = sqlite3Fts5ParseColsetInvert(pParse, fts5yymsp[-1].minor.fts5yy11); } break; case 14: /* colsetlist ::= colsetlist STRING */ { fts5yylhsminor.fts5yy11 = sqlite3Fts5ParseColset(pParse, fts5yymsp[-1].minor.fts5yy11, &fts5yymsp[0].minor.fts5yy0); } fts5yymsp[-1].minor.fts5yy11 = fts5yylhsminor.fts5yy11; break; case 15: /* colsetlist ::= STRING */ { fts5yylhsminor.fts5yy11 = sqlite3Fts5ParseColset(pParse, 0, &fts5yymsp[0].minor.fts5yy0); } fts5yymsp[0].minor.fts5yy11 = fts5yylhsminor.fts5yy11; break; case 16: /* nearset ::= phrase */ { fts5yylhsminor.fts5yy46 = sqlite3Fts5ParseNearset(pParse, 0, fts5yymsp[0].minor.fts5yy53); } fts5yymsp[0].minor.fts5yy46 = fts5yylhsminor.fts5yy46; break; case 17: /* nearset ::= STRING LP nearphrases neardist_opt RP */ { sqlite3Fts5ParseNear(pParse, &fts5yymsp[-4].minor.fts5yy0); sqlite3Fts5ParseSetDistance(pParse, fts5yymsp[-2].minor.fts5yy46, &fts5yymsp[-1].minor.fts5yy0); fts5yylhsminor.fts5yy46 = fts5yymsp[-2].minor.fts5yy46; } fts5yymsp[-4].minor.fts5yy46 = fts5yylhsminor.fts5yy46; break; case 18: /* nearphrases ::= phrase */ { fts5yylhsminor.fts5yy46 = sqlite3Fts5ParseNearset(pParse, 0, fts5yymsp[0].minor.fts5yy53); } fts5yymsp[0].minor.fts5yy46 = fts5yylhsminor.fts5yy46; break; case 19: /* nearphrases ::= nearphrases phrase */ { fts5yylhsminor.fts5yy46 = sqlite3Fts5ParseNearset(pParse, fts5yymsp[-1].minor.fts5yy46, fts5yymsp[0].minor.fts5yy53); } fts5yymsp[-1].minor.fts5yy46 = fts5yylhsminor.fts5yy46; break; case 20: /* neardist_opt ::= */ { fts5yymsp[1].minor.fts5yy0.p = 0; fts5yymsp[1].minor.fts5yy0.n = 0; } break; case 21: /* neardist_opt ::= COMMA STRING */ { fts5yymsp[-1].minor.fts5yy0 = fts5yymsp[0].minor.fts5yy0; } break; case 22: /* phrase ::= phrase PLUS STRING star_opt */ { fts5yylhsminor.fts5yy53 = sqlite3Fts5ParseTerm(pParse, fts5yymsp[-3].minor.fts5yy53, &fts5yymsp[-1].minor.fts5yy0, fts5yymsp[0].minor.fts5yy4); } fts5yymsp[-3].minor.fts5yy53 = fts5yylhsminor.fts5yy53; break; case 23: /* phrase ::= STRING star_opt */ { fts5yylhsminor.fts5yy53 = sqlite3Fts5ParseTerm(pParse, 0, &fts5yymsp[-1].minor.fts5yy0, fts5yymsp[0].minor.fts5yy4); } fts5yymsp[-1].minor.fts5yy53 = fts5yylhsminor.fts5yy53; break; case 24: /* star_opt ::= STAR */ { fts5yymsp[0].minor.fts5yy4 = 1; } break; case 25: /* star_opt ::= */ { fts5yymsp[1].minor.fts5yy4 = 0; } break; default: break; /********** End reduce actions ************************************************/ }; assert( fts5yyruleno<sizeof(fts5yyRuleInfo)/sizeof(fts5yyRuleInfo[0]) ); fts5yygoto = fts5yyRuleInfo[fts5yyruleno].lhs; |
︙ | ︙ | |||
179786 179787 179788 179789 179790 179791 179792 | fprintf(fts5yyTraceFILE,"%sDiscard input token %s\n", fts5yyTracePrompt,fts5yyTokenName[fts5yymajor]); } #endif fts5yy_destructor(fts5yypParser, (fts5YYCODETYPE)fts5yymajor, &fts5yyminorunion); fts5yymajor = fts5YYNOCODE; }else{ | | | 181135 181136 181137 181138 181139 181140 181141 181142 181143 181144 181145 181146 181147 181148 181149 | fprintf(fts5yyTraceFILE,"%sDiscard input token %s\n", fts5yyTracePrompt,fts5yyTokenName[fts5yymajor]); } #endif fts5yy_destructor(fts5yypParser, (fts5YYCODETYPE)fts5yymajor, &fts5yyminorunion); fts5yymajor = fts5YYNOCODE; }else{ while( fts5yypParser->fts5yytos >= fts5yypParser->fts5yystack && fts5yymx != fts5YYERRORSYMBOL && (fts5yyact = fts5yy_find_reduce_action( fts5yypParser->fts5yytos->stateno, fts5YYERRORSYMBOL)) >= fts5YY_MIN_REDUCE ){ fts5yy_pop_parser_stack(fts5yypParser); } |
︙ | ︙ | |||
180050 180051 180052 180053 180054 180055 180056 | rc = fts5CInstIterNext(&p->iter); } } if( p->iRangeEnd>0 && iPos==p->iRangeEnd ){ fts5HighlightAppend(&rc, p, &p->zIn[p->iOff], iEndOff - p->iOff); p->iOff = iEndOff; | | | 181399 181400 181401 181402 181403 181404 181405 181406 181407 181408 181409 181410 181411 181412 181413 | rc = fts5CInstIterNext(&p->iter); } } if( p->iRangeEnd>0 && iPos==p->iRangeEnd ){ fts5HighlightAppend(&rc, p, &p->zIn[p->iOff], iEndOff - p->iOff); p->iOff = iEndOff; if( iPos>=p->iter.iStart && iPos<p->iter.iEnd ){ fts5HighlightAppend(&rc, p, p->zClose, -1); } } return rc; } |
︙ | ︙ | |||
180106 180107 180108 180109 180110 180111 180112 180113 180114 180115 180116 180117 180118 180119 | if( rc!=SQLITE_OK ){ sqlite3_result_error_code(pCtx, rc); } } /* ** End of highlight() implementation. **************************************************************************/ /* ** Implementation of snippet() function. */ static void fts5SnippetFunction( const Fts5ExtensionApi *pApi, /* API offered by current FTS version */ Fts5Context *pFts, /* First arg to pass to pApi functions */ | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 181455 181456 181457 181458 181459 181460 181461 181462 181463 181464 181465 181466 181467 181468 181469 181470 181471 181472 181473 181474 181475 181476 181477 181478 181479 181480 181481 181482 181483 181484 181485 181486 181487 181488 181489 181490 181491 181492 181493 181494 181495 181496 181497 181498 181499 181500 181501 181502 181503 181504 181505 181506 181507 181508 181509 181510 181511 181512 181513 181514 181515 181516 181517 181518 181519 181520 181521 181522 181523 181524 181525 181526 181527 181528 181529 181530 181531 181532 181533 181534 181535 181536 181537 181538 181539 181540 181541 181542 181543 181544 181545 181546 181547 181548 181549 181550 181551 181552 181553 181554 181555 181556 181557 181558 181559 181560 181561 181562 181563 181564 181565 181566 181567 181568 181569 181570 181571 181572 181573 181574 181575 181576 181577 181578 181579 181580 | if( rc!=SQLITE_OK ){ sqlite3_result_error_code(pCtx, rc); } } /* ** End of highlight() implementation. **************************************************************************/ /* ** Context object passed to the fts5SentenceFinderCb() function. */ typedef struct Fts5SFinder Fts5SFinder; struct Fts5SFinder { int iPos; /* Current token position */ int nFirstAlloc; /* Allocated size of aFirst[] */ int nFirst; /* Number of entries in aFirst[] */ int *aFirst; /* Array of first token in each sentence */ const char *zDoc; /* Document being tokenized */ }; /* ** Add an entry to the Fts5SFinder.aFirst[] array. Grow the array if ** necessary. Return SQLITE_OK if successful, or SQLITE_NOMEM if an ** error occurs. */ static int fts5SentenceFinderAdd(Fts5SFinder *p, int iAdd){ if( p->nFirstAlloc==p->nFirst ){ int nNew = p->nFirstAlloc ? p->nFirstAlloc*2 : 64; int *aNew; aNew = (int*)sqlite3_realloc(p->aFirst, nNew*sizeof(int)); if( aNew==0 ) return SQLITE_NOMEM; p->aFirst = aNew; p->nFirstAlloc = nNew; } p->aFirst[p->nFirst++] = iAdd; return SQLITE_OK; } /* ** This function is an xTokenize() callback used by the auxiliary snippet() ** function. Its job is to identify tokens that are the first in a sentence. ** For each such token, an entry is added to the SFinder.aFirst[] array. */ static int fts5SentenceFinderCb( void *pContext, /* Pointer to HighlightContext object */ int tflags, /* Mask of FTS5_TOKEN_* flags */ const char *pToken, /* Buffer containing token */ int nToken, /* Size of token in bytes */ int iStartOff, /* Start offset of token */ int iEndOff /* End offset of token */ ){ int rc = SQLITE_OK; UNUSED_PARAM2(pToken, nToken); UNUSED_PARAM(iEndOff); if( (tflags & FTS5_TOKEN_COLOCATED)==0 ){ Fts5SFinder *p = (Fts5SFinder*)pContext; if( p->iPos>0 ){ int i; char c = 0; for(i=iStartOff-1; i>=0; i--){ c = p->zDoc[i]; if( c!=' ' && c!='\t' && c!='\n' && c!='\r' ) break; } if( i!=iStartOff-1 && (c=='.' || c==':') ){ rc = fts5SentenceFinderAdd(p, p->iPos); } }else{ rc = fts5SentenceFinderAdd(p, 0); } p->iPos++; } return rc; } static int fts5SnippetScore( const Fts5ExtensionApi *pApi, /* API offered by current FTS version */ Fts5Context *pFts, /* First arg to pass to pApi functions */ int nDocsize, /* Size of column in tokens */ unsigned char *aSeen, /* Array with one element per query phrase */ int iCol, /* Column to score */ int iPos, /* Starting offset to score */ int nToken, /* Max tokens per snippet */ int *pnScore, /* OUT: Score */ int *piPos /* OUT: Adjusted offset */ ){ int rc; int i; int ip = 0; int ic = 0; int iOff = 0; int iFirst = -1; int nInst; int nScore = 0; int iLast = 0; rc = pApi->xInstCount(pFts, &nInst); for(i=0; i<nInst && rc==SQLITE_OK; i++){ rc = pApi->xInst(pFts, i, &ip, &ic, &iOff); if( rc==SQLITE_OK && ic==iCol && iOff>=iPos && iOff<(iPos+nToken) ){ nScore += (aSeen[ip] ? 1 : 1000); aSeen[ip] = 1; if( iFirst<0 ) iFirst = iOff; iLast = iOff + pApi->xPhraseSize(pFts, ip); } } *pnScore = nScore; if( piPos ){ int iAdj = iFirst - (nToken - (iLast-iFirst)) / 2; if( (iAdj+nToken)>nDocsize ) iAdj = nDocsize - nToken; if( iAdj<0 ) iAdj = 0; *piPos = iAdj; } return rc; } /* ** Implementation of snippet() function. */ static void fts5SnippetFunction( const Fts5ExtensionApi *pApi, /* API offered by current FTS version */ Fts5Context *pFts, /* First arg to pass to pApi functions */ |
︙ | ︙ | |||
180128 180129 180130 180131 180132 180133 180134 | int nToken; /* 5th argument to snippet() */ int nInst = 0; /* Number of instance matches this row */ int i; /* Used to iterate through instances */ int nPhrase; /* Number of phrases in query */ unsigned char *aSeen; /* Array of "seen instance" flags */ int iBestCol; /* Column containing best snippet */ int iBestStart = 0; /* First token of best snippet */ | < > > > < < | < | < > | | | | | | > | < | > | | < | | | > > > > > | | > > > > > | > | | < | | | > > > | > > > > > > > | > | > > | > > > > > > > > > < < < < < < < < > > > > > > > | | | | | | | < > | 181589 181590 181591 181592 181593 181594 181595 181596 181597 181598 181599 181600 181601 181602 181603 181604 181605 181606 181607 181608 181609 181610 181611 181612 181613 181614 181615 181616 181617 181618 181619 181620 181621 181622 181623 181624 181625 181626 181627 181628 181629 181630 181631 181632 181633 181634 181635 181636 181637 181638 181639 181640 181641 181642 181643 181644 181645 181646 181647 181648 181649 181650 181651 181652 181653 181654 181655 181656 181657 181658 181659 181660 181661 181662 181663 181664 181665 181666 181667 181668 181669 181670 181671 181672 181673 181674 181675 181676 181677 181678 181679 181680 181681 181682 181683 181684 181685 181686 181687 181688 181689 181690 181691 181692 181693 181694 181695 181696 181697 181698 181699 181700 181701 181702 181703 181704 181705 181706 181707 181708 181709 181710 181711 181712 181713 181714 181715 181716 181717 181718 181719 181720 181721 181722 181723 181724 181725 181726 181727 181728 181729 181730 181731 181732 | int nToken; /* 5th argument to snippet() */ int nInst = 0; /* Number of instance matches this row */ int i; /* Used to iterate through instances */ int nPhrase; /* Number of phrases in query */ unsigned char *aSeen; /* Array of "seen instance" flags */ int iBestCol; /* Column containing best snippet */ int iBestStart = 0; /* First token of best snippet */ int nBestScore = 0; /* Score of best snippet */ int nColSize = 0; /* Total size of iBestCol in tokens */ Fts5SFinder sFinder; /* Used to find the beginnings of sentences */ int nCol; if( nVal!=5 ){ const char *zErr = "wrong number of arguments to function snippet()"; sqlite3_result_error(pCtx, zErr, -1); return; } nCol = pApi->xColumnCount(pFts); memset(&ctx, 0, sizeof(HighlightContext)); iCol = sqlite3_value_int(apVal[0]); ctx.zOpen = (const char*)sqlite3_value_text(apVal[1]); ctx.zClose = (const char*)sqlite3_value_text(apVal[2]); zEllips = (const char*)sqlite3_value_text(apVal[3]); nToken = sqlite3_value_int(apVal[4]); iBestCol = (iCol>=0 ? iCol : 0); nPhrase = pApi->xPhraseCount(pFts); aSeen = sqlite3_malloc(nPhrase); if( aSeen==0 ){ rc = SQLITE_NOMEM; } if( rc==SQLITE_OK ){ rc = pApi->xInstCount(pFts, &nInst); } memset(&sFinder, 0, sizeof(Fts5SFinder)); for(i=0; i<nCol; i++){ if( iCol<0 || iCol==i ){ int nDoc; int nDocsize; int ii; sFinder.iPos = 0; sFinder.nFirst = 0; rc = pApi->xColumnText(pFts, i, &sFinder.zDoc, &nDoc); if( rc!=SQLITE_OK ) break; rc = pApi->xTokenize(pFts, sFinder.zDoc, nDoc, (void*)&sFinder,fts5SentenceFinderCb ); if( rc!=SQLITE_OK ) break; rc = pApi->xColumnSize(pFts, i, &nDocsize); if( rc!=SQLITE_OK ) break; for(ii=0; rc==SQLITE_OK && ii<nInst; ii++){ int ip, ic, io; int iAdj; int nScore; int jj; rc = pApi->xInst(pFts, ii, &ip, &ic, &io); if( ic!=i || rc!=SQLITE_OK ) continue; memset(aSeen, 0, nPhrase); rc = fts5SnippetScore(pApi, pFts, nDocsize, aSeen, i, io, nToken, &nScore, &iAdj ); if( rc==SQLITE_OK && nScore>nBestScore ){ nBestScore = nScore; iBestCol = i; iBestStart = iAdj; nColSize = nDocsize; } if( rc==SQLITE_OK && sFinder.nFirst && nDocsize>nToken ){ for(jj=0; jj<(sFinder.nFirst-1); jj++){ if( sFinder.aFirst[jj+1]>io ) break; } if( sFinder.aFirst[jj]<io ){ memset(aSeen, 0, nPhrase); rc = fts5SnippetScore(pApi, pFts, nDocsize, aSeen, i, sFinder.aFirst[jj], nToken, &nScore, 0 ); nScore += (sFinder.aFirst[jj]==0 ? 120 : 100); if( rc==SQLITE_OK && nScore>nBestScore ){ nBestScore = nScore; iBestCol = i; iBestStart = sFinder.aFirst[jj]; nColSize = nDocsize; } } } } } } if( rc==SQLITE_OK ){ rc = pApi->xColumnText(pFts, iBestCol, &ctx.zIn, &ctx.nIn); } if( rc==SQLITE_OK && nColSize==0 ){ rc = pApi->xColumnSize(pFts, iBestCol, &nColSize); } if( ctx.zIn ){ if( rc==SQLITE_OK ){ rc = fts5CInstIterInit(pApi, pFts, iBestCol, &ctx.iter); } ctx.iRangeStart = iBestStart; ctx.iRangeEnd = iBestStart + nToken - 1; if( iBestStart>0 ){ fts5HighlightAppend(&rc, &ctx, zEllips, -1); } /* Advance iterator ctx.iter so that it points to the first coalesced ** phrase instance at or following position iBestStart. */ while( ctx.iter.iStart>=0 && ctx.iter.iStart<iBestStart && rc==SQLITE_OK ){ rc = fts5CInstIterNext(&ctx.iter); } if( rc==SQLITE_OK ){ rc = pApi->xTokenize(pFts, ctx.zIn, ctx.nIn, (void*)&ctx,fts5HighlightCb); } if( ctx.iRangeEnd>=(nColSize-1) ){ fts5HighlightAppend(&rc, &ctx, &ctx.zIn[ctx.iOff], ctx.nIn - ctx.iOff); }else{ fts5HighlightAppend(&rc, &ctx, zEllips, -1); } } if( rc==SQLITE_OK ){ sqlite3_result_text(pCtx, (const char*)ctx.zOut, -1, SQLITE_TRANSIENT); }else{ sqlite3_result_error_code(pCtx, rc); } sqlite3_free(ctx.zOut); sqlite3_free(aSeen); sqlite3_free(sFinder.aFirst); } /************************************************************************/ /* ** The first time the bm25() function is called for a query, an instance ** of the following structure is allocated and populated. |
︙ | ︙ | |||
181946 181947 181948 181949 181950 181951 181952 181953 181954 181955 181956 181957 181958 181959 | case ')': tok = FTS5_RP; break; case '{': tok = FTS5_LCP; break; case '}': tok = FTS5_RCP; break; case ':': tok = FTS5_COLON; break; case ',': tok = FTS5_COMMA; break; case '+': tok = FTS5_PLUS; break; case '*': tok = FTS5_STAR; break; case '\0': tok = FTS5_EOF; break; case '"': { const char *z2; tok = FTS5_STRING; for(z2=&z[1]; 1; z2++){ | > | 183437 183438 183439 183440 183441 183442 183443 183444 183445 183446 183447 183448 183449 183450 183451 | case ')': tok = FTS5_RP; break; case '{': tok = FTS5_LCP; break; case '}': tok = FTS5_RCP; break; case ':': tok = FTS5_COLON; break; case ',': tok = FTS5_COMMA; break; case '+': tok = FTS5_PLUS; break; case '*': tok = FTS5_STAR; break; case '-': tok = FTS5_MINUS; break; case '\0': tok = FTS5_EOF; break; case '"': { const char *z2; tok = FTS5_STRING; for(z2=&z[1]; 1; z2++){ |
︙ | ︙ | |||
182532 182533 182534 182535 182536 182537 182538 182539 182540 182541 182542 182543 182544 182545 | static int fts5ExprNearInitAll( Fts5Expr *pExpr, Fts5ExprNode *pNode ){ Fts5ExprNearset *pNear = pNode->pNear; int i, j; int rc = SQLITE_OK; assert( pNode->bNomatch==0 ); for(i=0; rc==SQLITE_OK && i<pNear->nPhrase; i++){ Fts5ExprPhrase *pPhrase = pNear->apPhrase[i]; for(j=0; j<pPhrase->nTerm; j++){ Fts5ExprTerm *pTerm = &pPhrase->aTerm[j]; Fts5ExprTerm *p; | > < | < < | > | | | | 184024 184025 184026 184027 184028 184029 184030 184031 184032 184033 184034 184035 184036 184037 184038 184039 184040 184041 184042 184043 184044 184045 184046 184047 184048 184049 184050 184051 184052 184053 184054 184055 184056 184057 184058 184059 184060 184061 184062 184063 184064 184065 184066 184067 184068 184069 184070 | static int fts5ExprNearInitAll( Fts5Expr *pExpr, Fts5ExprNode *pNode ){ Fts5ExprNearset *pNear = pNode->pNear; int i, j; int rc = SQLITE_OK; int bEof = 1; assert( pNode->bNomatch==0 ); for(i=0; rc==SQLITE_OK && i<pNear->nPhrase; i++){ Fts5ExprPhrase *pPhrase = pNear->apPhrase[i]; for(j=0; j<pPhrase->nTerm; j++){ Fts5ExprTerm *pTerm = &pPhrase->aTerm[j]; Fts5ExprTerm *p; for(p=pTerm; p && rc==SQLITE_OK; p=p->pSynonym){ if( p->pIter ){ sqlite3Fts5IterClose(p->pIter); p->pIter = 0; } rc = sqlite3Fts5IndexQuery( pExpr->pIndex, p->zTerm, (int)strlen(p->zTerm), (pTerm->bPrefix ? FTS5INDEX_QUERY_PREFIX : 0) | (pExpr->bDesc ? FTS5INDEX_QUERY_DESC : 0), pNear->pColset, &p->pIter ); assert( rc==SQLITE_OK || p->pIter==0 ); if( p->pIter && 0==sqlite3Fts5IterEof(p->pIter) ){ bEof = 0; } } if( bEof ) break; } if( bEof ) break; } pNode->bEof = bEof; return rc; } /* ** If pExpr is an ASC iterator, this function returns a value with the ** same sign as: ** |
︙ | ︙ | |||
183416 183417 183418 183419 183420 183421 183422 | static int sqlite3Fts5ExprClonePhrase( Fts5Expr *pExpr, int iPhrase, Fts5Expr **ppNew ){ int rc = SQLITE_OK; /* Return code */ Fts5ExprPhrase *pOrig; /* The phrase extracted from pExpr */ | < | > > | | | | | | | | | | | | > > > > > | 184907 184908 184909 184910 184911 184912 184913 184914 184915 184916 184917 184918 184919 184920 184921 184922 184923 184924 184925 184926 184927 184928 184929 184930 184931 184932 184933 184934 184935 184936 184937 184938 184939 184940 184941 184942 184943 184944 184945 184946 184947 184948 184949 184950 184951 184952 184953 184954 184955 184956 184957 184958 184959 184960 184961 184962 184963 184964 184965 184966 184967 184968 | static int sqlite3Fts5ExprClonePhrase( Fts5Expr *pExpr, int iPhrase, Fts5Expr **ppNew ){ int rc = SQLITE_OK; /* Return code */ Fts5ExprPhrase *pOrig; /* The phrase extracted from pExpr */ Fts5Expr *pNew = 0; /* Expression to return via *ppNew */ TokenCtx sCtx = {0,0}; /* Context object for fts5ParseTokenize */ pOrig = pExpr->apExprPhrase[iPhrase]; pNew = (Fts5Expr*)sqlite3Fts5MallocZero(&rc, sizeof(Fts5Expr)); if( rc==SQLITE_OK ){ pNew->apExprPhrase = (Fts5ExprPhrase**)sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprPhrase*)); } if( rc==SQLITE_OK ){ pNew->pRoot = (Fts5ExprNode*)sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprNode)); } if( rc==SQLITE_OK ){ pNew->pRoot->pNear = (Fts5ExprNearset*)sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprNearset) + sizeof(Fts5ExprPhrase*)); } if( rc==SQLITE_OK ){ Fts5Colset *pColsetOrig = pOrig->pNode->pNear->pColset; if( pColsetOrig ){ int nByte = sizeof(Fts5Colset) + (pColsetOrig->nCol-1) * sizeof(int); Fts5Colset *pColset = (Fts5Colset*)sqlite3Fts5MallocZero(&rc, nByte); if( pColset ){ memcpy(pColset, pColsetOrig, nByte); } pNew->pRoot->pNear->pColset = pColset; } } if( pOrig->nTerm ){ int i; /* Used to iterate through phrase terms */ for(i=0; rc==SQLITE_OK && i<pOrig->nTerm; i++){ int tflags = 0; Fts5ExprTerm *p; for(p=&pOrig->aTerm[i]; p && rc==SQLITE_OK; p=p->pSynonym){ const char *zTerm = p->zTerm; rc = fts5ParseTokenize((void*)&sCtx, tflags, zTerm, (int)strlen(zTerm), 0, 0); tflags = FTS5_TOKEN_COLOCATED; } if( rc==SQLITE_OK ){ sCtx.pPhrase->aTerm[i].bPrefix = pOrig->aTerm[i].bPrefix; } } }else{ /* This happens when parsing a token or quoted phrase that contains ** no token characters at all. (e.g ... MATCH '""'). */ sCtx.pPhrase = sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprPhrase)); } if( rc==SQLITE_OK ){ /* All the allocations succeeded. Put the expression object together. */ pNew->pIndex = pExpr->pIndex; pNew->pConfig = pExpr->pConfig; pNew->nPhrase = 1; |
︙ | ︙ | |||
183571 183572 183573 183574 183575 183576 183577 183578 183579 183580 183581 183582 183583 183584 | /* Check that the array is in order and contains no duplicate entries. */ for(i=1; i<pNew->nCol; i++) assert( pNew->aiCol[i]>pNew->aiCol[i-1] ); #endif } return pNew; } static Fts5Colset *sqlite3Fts5ParseColset( Fts5Parse *pParse, /* Store SQLITE_NOMEM here if required */ Fts5Colset *pColset, /* Existing colset object */ Fts5Token *p ){ Fts5Colset *pRet = 0; | > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 185068 185069 185070 185071 185072 185073 185074 185075 185076 185077 185078 185079 185080 185081 185082 185083 185084 185085 185086 185087 185088 185089 185090 185091 185092 185093 185094 185095 185096 185097 185098 185099 185100 185101 185102 185103 185104 185105 185106 185107 185108 185109 | /* Check that the array is in order and contains no duplicate entries. */ for(i=1; i<pNew->nCol; i++) assert( pNew->aiCol[i]>pNew->aiCol[i-1] ); #endif } return pNew; } /* ** Allocate and return an Fts5Colset object specifying the inverse of ** the colset passed as the second argument. Free the colset passed ** as the second argument before returning. */ static Fts5Colset *sqlite3Fts5ParseColsetInvert(Fts5Parse *pParse, Fts5Colset *p){ Fts5Colset *pRet; int nCol = pParse->pConfig->nCol; pRet = (Fts5Colset*)sqlite3Fts5MallocZero(&pParse->rc, sizeof(Fts5Colset) + sizeof(int)*nCol ); if( pRet ){ int i; int iOld = 0; for(i=0; i<nCol; i++){ if( iOld>=p->nCol || p->aiCol[iOld]!=i ){ pRet->aiCol[pRet->nCol++] = i; }else{ iOld++; } } } sqlite3_free(p); return pRet; } static Fts5Colset *sqlite3Fts5ParseColset( Fts5Parse *pParse, /* Store SQLITE_NOMEM here if required */ Fts5Colset *pColset, /* Existing colset object */ Fts5Token *p ){ Fts5Colset *pRet = 0; |
︙ | ︙ | |||
185667 185668 185669 185670 185671 185672 185673 | p->nRead++; } assert( (pRet==0)==(p->rc!=SQLITE_OK) ); return pRet; } | < > > > > > > > > > > > > | 187192 187193 187194 187195 187196 187197 187198 187199 187200 187201 187202 187203 187204 187205 187206 187207 187208 187209 187210 187211 187212 187213 187214 187215 187216 187217 187218 187219 187220 187221 187222 187223 187224 | p->nRead++; } assert( (pRet==0)==(p->rc!=SQLITE_OK) ); return pRet; } /* ** Release a reference to data record returned by an earlier call to ** fts5DataRead(). */ static void fts5DataRelease(Fts5Data *pData){ sqlite3_free(pData); } static Fts5Data *fts5LeafRead(Fts5Index *p, i64 iRowid){ Fts5Data *pRet = fts5DataRead(p, iRowid); if( pRet ){ if( pRet->szLeaf>pRet->nn ){ p->rc = FTS5_CORRUPT; fts5DataRelease(pRet); pRet = 0; } } return pRet; } static int fts5IndexPrepareStmt( Fts5Index *p, sqlite3_stmt **ppStmt, char *zSql ){ if( p->rc==SQLITE_OK ){ |
︙ | ︙ | |||
186484 186485 186486 186487 186488 186489 186490 | Fts5StructureSegment *pSeg = pIter->pSeg; fts5DataRelease(pIter->pLeaf); pIter->iLeafPgno++; if( pIter->pNextLeaf ){ pIter->pLeaf = pIter->pNextLeaf; pIter->pNextLeaf = 0; }else if( pIter->iLeafPgno<=pSeg->pgnoLast ){ | | | 188020 188021 188022 188023 188024 188025 188026 188027 188028 188029 188030 188031 188032 188033 188034 | Fts5StructureSegment *pSeg = pIter->pSeg; fts5DataRelease(pIter->pLeaf); pIter->iLeafPgno++; if( pIter->pNextLeaf ){ pIter->pLeaf = pIter->pNextLeaf; pIter->pNextLeaf = 0; }else if( pIter->iLeafPgno<=pSeg->pgnoLast ){ pIter->pLeaf = fts5LeafRead(p, FTS5_SEGMENT_ROWID(pSeg->iSegid, pIter->iLeafPgno) ); }else{ pIter->pLeaf = 0; } pLeaf = pIter->pLeaf; |
︙ | ︙ | |||
186987 186988 186989 186990 186991 186992 186993 | if( (iOff = fts5LeafFirstRowidOff(pLeaf)) && iOff<pLeaf->szLeaf ){ iOff += sqlite3Fts5GetVarint(&pLeaf->p[iOff], (u64*)&pIter->iRowid); pIter->iLeafOffset = iOff; if( pLeaf->nn>pLeaf->szLeaf ){ pIter->iPgidxOff = pLeaf->szLeaf + fts5GetVarint32( &pLeaf->p[pLeaf->szLeaf], pIter->iEndofDoclist | | < | 188523 188524 188525 188526 188527 188528 188529 188530 188531 188532 188533 188534 188535 188536 188537 188538 | if( (iOff = fts5LeafFirstRowidOff(pLeaf)) && iOff<pLeaf->szLeaf ){ iOff += sqlite3Fts5GetVarint(&pLeaf->p[iOff], (u64*)&pIter->iRowid); pIter->iLeafOffset = iOff; if( pLeaf->nn>pLeaf->szLeaf ){ pIter->iPgidxOff = pLeaf->szLeaf + fts5GetVarint32( &pLeaf->p[pLeaf->szLeaf], pIter->iEndofDoclist ); } } else if( pLeaf->nn>pLeaf->szLeaf ){ pIter->iPgidxOff = pLeaf->szLeaf + fts5GetVarint32( &pLeaf->p[pLeaf->szLeaf], iOff ); pIter->iLeafOffset = iOff; pIter->iEndofDoclist = iOff; |
︙ | ︙ | |||
187233 187234 187235 187236 187237 187238 187239 187240 187241 187242 187243 187244 187245 187246 | bEndOfPage = 1; break; } iPgidx += fts5GetVarint32(&a[iPgidx], nKeep); iTermOff += nKeep; iOff = iTermOff; /* Read the nKeep field of the next term. */ fts5FastGetVarint32(a, iOff, nKeep); } search_failed: if( bGe==0 ){ | > > > > > | 188768 188769 188770 188771 188772 188773 188774 188775 188776 188777 188778 188779 188780 188781 188782 188783 188784 188785 188786 | bEndOfPage = 1; break; } iPgidx += fts5GetVarint32(&a[iPgidx], nKeep); iTermOff += nKeep; iOff = iTermOff; if( iOff>=n ){ p->rc = FTS5_CORRUPT; return; } /* Read the nKeep field of the next term. */ fts5FastGetVarint32(a, iOff, nKeep); } search_failed: if( bGe==0 ){ |
︙ | ︙ | |||
188159 188160 188161 188162 188163 188164 188165 188166 188167 188168 188169 188170 188171 188172 | ** Fts5Iter.poslist buffer and then set the output pointer to point ** to this buffer. */ fts5BufferZero(&pIter->poslist); fts5SegiterPoslist(pIter->pIndex, pSeg, 0, &pIter->poslist); pIter->base.pData = pIter->poslist.p; } } /* ** xSetOutputs callback used by detail=col when there is a column filter ** and there are 100 or more columns. Also called as a fallback from ** fts5IterSetOutputs_Col100 if the column-list spans more than one page. */ static void fts5IterSetOutputs_Col(Fts5Iter *pIter, Fts5SegIter *pSeg){ | > > > > > > > > > | 189699 189700 189701 189702 189703 189704 189705 189706 189707 189708 189709 189710 189711 189712 189713 189714 189715 189716 189717 189718 189719 189720 189721 | ** Fts5Iter.poslist buffer and then set the output pointer to point ** to this buffer. */ fts5BufferZero(&pIter->poslist); fts5SegiterPoslist(pIter->pIndex, pSeg, 0, &pIter->poslist); pIter->base.pData = pIter->poslist.p; } } /* ** xSetOutputs callback used when the Fts5Colset object has nCol==0 (match ** against no columns at all). */ static void fts5IterSetOutputs_ZeroColset(Fts5Iter *pIter, Fts5SegIter *pSeg){ UNUSED_PARAM(pSeg); pIter->base.nData = 0; } /* ** xSetOutputs callback used by detail=col when there is a column filter ** and there are 100 or more columns. Also called as a fallback from ** fts5IterSetOutputs_Col100 if the column-list spans more than one page. */ static void fts5IterSetOutputs_Col(Fts5Iter *pIter, Fts5SegIter *pSeg){ |
︙ | ︙ | |||
188264 188265 188266 188267 188268 188269 188270 188271 188272 188273 188274 188275 188276 188277 | if( pConfig->eDetail==FTS5_DETAIL_NONE ){ pIter->xSetOutputs = fts5IterSetOutputs_None; } else if( pIter->pColset==0 ){ pIter->xSetOutputs = fts5IterSetOutputs_Nocolset; } else if( pConfig->eDetail==FTS5_DETAIL_FULL ){ pIter->xSetOutputs = fts5IterSetOutputs_Full; } else{ assert( pConfig->eDetail==FTS5_DETAIL_COLUMNS ); | > > > > | 189813 189814 189815 189816 189817 189818 189819 189820 189821 189822 189823 189824 189825 189826 189827 189828 189829 189830 | if( pConfig->eDetail==FTS5_DETAIL_NONE ){ pIter->xSetOutputs = fts5IterSetOutputs_None; } else if( pIter->pColset==0 ){ pIter->xSetOutputs = fts5IterSetOutputs_Nocolset; } else if( pIter->pColset->nCol==0 ){ pIter->xSetOutputs = fts5IterSetOutputs_ZeroColset; } else if( pConfig->eDetail==FTS5_DETAIL_FULL ){ pIter->xSetOutputs = fts5IterSetOutputs_Full; } else{ assert( pConfig->eDetail==FTS5_DETAIL_COLUMNS ); |
︙ | ︙ | |||
194041 194042 194043 194044 194045 194046 194047 | static void fts5SourceIdFunc( sqlite3_context *pCtx, /* Function call context */ int nArg, /* Number of args */ sqlite3_value **apUnused /* Function arguments */ ){ assert( nArg==0 ); UNUSED_PARAM2(nArg, apUnused); | | | 195594 195595 195596 195597 195598 195599 195600 195601 195602 195603 195604 195605 195606 195607 195608 | static void fts5SourceIdFunc( sqlite3_context *pCtx, /* Function call context */ int nArg, /* Number of args */ sqlite3_value **apUnused /* Function arguments */ ){ assert( nArg==0 ); UNUSED_PARAM2(nArg, apUnused); sqlite3_result_text(pCtx, "fts5: 2016-10-13 12:56:18 4d66ac98deaa85218be7ff0eb254f78b96d8e8d4", -1, SQLITE_TRANSIENT); } static int fts5Init(sqlite3 *db){ static const sqlite3_module fts5Mod = { /* iVersion */ 2, /* xCreate */ fts5CreateMethod, /* xConnect */ fts5ConnectMethod, |
︙ | ︙ | |||
197523 197524 197525 197526 197527 197528 197529 | if( iTermLe>=0 ){ idxNum |= FTS5_VOCAB_TERM_LE; pInfo->aConstraintUsage[iTermLe].argvIndex = ++nArg; pInfo->estimatedCost = pInfo->estimatedCost / 2; } } | > > > > > | > > > > | > > | 199076 199077 199078 199079 199080 199081 199082 199083 199084 199085 199086 199087 199088 199089 199090 199091 199092 199093 199094 199095 199096 199097 199098 199099 199100 199101 199102 | if( iTermLe>=0 ){ idxNum |= FTS5_VOCAB_TERM_LE; pInfo->aConstraintUsage[iTermLe].argvIndex = ++nArg; pInfo->estimatedCost = pInfo->estimatedCost / 2; } } /* This virtual table always delivers results in ascending order of ** the "term" column (column 0). So if the user has requested this ** specifically - "ORDER BY term" or "ORDER BY term ASC" - set the ** sqlite3_index_info.orderByConsumed flag to tell the core the results ** are already in sorted order. */ if( pInfo->nOrderBy==1 && pInfo->aOrderBy[0].iColumn==0 && pInfo->aOrderBy[0].desc==0 ){ pInfo->orderByConsumed = 1; } pInfo->idxNum = idxNum; return SQLITE_OK; } /* ** Implementation of xOpen method. */ static int fts5VocabOpenMethod( |
︙ | ︙ |
Changes to SQLite.Interop/src/core/sqlite3.h.
︙ | ︙ | |||
104 105 106 107 108 109 110 | ** with the value (X*1000000 + Y*1000 + Z) where X, Y, and Z are the same ** numbers used in [SQLITE_VERSION].)^ ** The SQLITE_VERSION_NUMBER for any given release of SQLite will also ** be larger than the release from which it is derived. Either Y will ** be held constant and Z will be incremented or else Y will be incremented ** and Z will be reset to zero. ** | > | | | | | 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | ** with the value (X*1000000 + Y*1000 + Z) where X, Y, and Z are the same ** numbers used in [SQLITE_VERSION].)^ ** The SQLITE_VERSION_NUMBER for any given release of SQLite will also ** be larger than the release from which it is derived. Either Y will ** be held constant and Z will be incremented or else Y will be incremented ** and Z will be reset to zero. ** ** Since [version 3.6.18] ([dateof:3.6.18]), ** SQLite source code has been stored in the ** <a href="http://www.fossil-scm.org/">Fossil configuration management ** system</a>. ^The SQLITE_SOURCE_ID macro evaluates to ** a string which identifies a particular check-in of SQLite ** within its configuration management system. ^The SQLITE_SOURCE_ID ** string contains the date and time of the check-in (UTC) and an SHA1 ** hash of the entire source tree. ** ** See also: [sqlite3_libversion()], ** [sqlite3_libversion_number()], [sqlite3_sourceid()], ** [sqlite_version()] and [sqlite_source_id()]. */ #define SQLITE_VERSION "3.15.0" #define SQLITE_VERSION_NUMBER 3015000 #define SQLITE_SOURCE_ID "2016-10-13 12:56:18 4d66ac98deaa85218be7ff0eb254f78b96d8e8d4" /* ** CAPI3REF: Run-Time Library Version Numbers ** KEYWORDS: sqlite3_version, sqlite3_sourceid ** ** These interfaces provide the same information as the [SQLITE_VERSION], ** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros |
︙ | ︙ | |||
448 449 450 451 452 453 454 | ** CAPI3REF: Extended Result Codes ** KEYWORDS: {extended result code definitions} ** ** In its default configuration, SQLite API routines return one of 30 integer ** [result codes]. However, experience has shown that many of ** these result codes are too coarse-grained. They do not provide as ** much information about problems as programmers might like. In an effort to | | > | 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 | ** CAPI3REF: Extended Result Codes ** KEYWORDS: {extended result code definitions} ** ** In its default configuration, SQLite API routines return one of 30 integer ** [result codes]. However, experience has shown that many of ** these result codes are too coarse-grained. They do not provide as ** much information about problems as programmers might like. In an effort to ** address this, newer versions of SQLite (version 3.3.8 [dateof:3.3.8] ** and later) include ** support for additional result codes that provide more detailed information ** about errors. These [extended result codes] are enabled or disabled ** on a per database connection basis using the ** [sqlite3_extended_result_codes()] API. Or, the extended code for ** the most recent error can be obtained using ** [sqlite3_extended_errcode()]. */ |
︙ | ︙ | |||
1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 | ** C-API or the SQL function. ** The second parameter is a pointer to an integer into which ** is written 0 or 1 to indicate whether [sqlite3_load_extension()] interface ** is disabled or enabled following this call. The second parameter may ** be a NULL pointer, in which case the new setting is not reported back. ** </dd> ** ** </dl> */ #define SQLITE_DBCONFIG_LOOKASIDE 1001 /* void* int int */ #define SQLITE_DBCONFIG_ENABLE_FKEY 1002 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_TRIGGER 1003 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER 1004 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION 1005 /* int int* */ | > > > > > > > > > > | 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 | ** C-API or the SQL function. ** The second parameter is a pointer to an integer into which ** is written 0 or 1 to indicate whether [sqlite3_load_extension()] interface ** is disabled or enabled following this call. The second parameter may ** be a NULL pointer, in which case the new setting is not reported back. ** </dd> ** ** <dt>SQLITE_DBCONFIG_MAINDBNAME</dt> ** <dd> ^This option is used to change the name of the "main" database ** schema. ^The sole argument is a pointer to a constant UTF8 string ** which will become the new schema name in place of "main". ^SQLite ** does not make a copy of the new main schema name string, so the application ** must ensure that the argument passed into this DBCONFIG option is unchanged ** until after the database connection closes. ** </dd> ** ** </dl> */ #define SQLITE_DBCONFIG_MAINDBNAME 1000 /* const char* */ #define SQLITE_DBCONFIG_LOOKASIDE 1001 /* void* int int */ #define SQLITE_DBCONFIG_ENABLE_FKEY 1002 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_TRIGGER 1003 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER 1004 /* int int* */ #define SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION 1005 /* int int* */ |
︙ | ︙ | |||
4037 4038 4039 4040 4041 4042 4043 | ** more threads at the same moment in time. ** ** For all versions of SQLite up to and including 3.6.23.1, a call to ** [sqlite3_reset()] was required after sqlite3_step() returned anything ** other than [SQLITE_ROW] before any subsequent invocation of ** sqlite3_step(). Failure to reset the prepared statement using ** [sqlite3_reset()] would result in an [SQLITE_MISUSE] return from | > | | 4049 4050 4051 4052 4053 4054 4055 4056 4057 4058 4059 4060 4061 4062 4063 4064 | ** more threads at the same moment in time. ** ** For all versions of SQLite up to and including 3.6.23.1, a call to ** [sqlite3_reset()] was required after sqlite3_step() returned anything ** other than [SQLITE_ROW] before any subsequent invocation of ** sqlite3_step(). Failure to reset the prepared statement using ** [sqlite3_reset()] would result in an [SQLITE_MISUSE] return from ** sqlite3_step(). But after [version 3.6.23.1] ([dateof:3.6.23.1], ** sqlite3_step() began ** calling [sqlite3_reset()] automatically in this circumstance rather ** than returning [SQLITE_MISUSE]. This is not considered a compatibility ** break because any application that ever receives an SQLITE_MISUSE error ** is broken by definition. The [SQLITE_OMIT_AUTORESET] compile-time option ** can be used to restore the legacy behavior. ** ** <b>Goofy Interface Alert:</b> In the legacy interface, the sqlite3_step() |
︙ | ︙ | |||
5400 5401 5402 5403 5404 5405 5406 | ** ** ^(This routine enables or disables the sharing of the database cache ** and schema data structures between [database connection | connections] ** to the same database. Sharing is enabled if the argument is true ** and disabled if the argument is false.)^ ** ** ^Cache sharing is enabled and disabled for an entire process. | > | | 5413 5414 5415 5416 5417 5418 5419 5420 5421 5422 5423 5424 5425 5426 5427 5428 | ** ** ^(This routine enables or disables the sharing of the database cache ** and schema data structures between [database connection | connections] ** to the same database. Sharing is enabled if the argument is true ** and disabled if the argument is false.)^ ** ** ^Cache sharing is enabled and disabled for an entire process. ** This is a change as of SQLite [version 3.5.0] ([dateof:3.5.0]). ** In prior versions of SQLite, ** sharing was enabled or disabled for each thread separately. ** ** ^(The cache sharing mode set by this interface effects all subsequent ** calls to [sqlite3_open()], [sqlite3_open_v2()], and [sqlite3_open16()]. ** Existing database connections continue use the sharing mode ** that was in effect at the time they were opened.)^ ** |
︙ | ︙ | |||
5494 5495 5496 5497 5498 5499 5500 | ** <li> An alternative page cache implementation is specified using ** [sqlite3_config]([SQLITE_CONFIG_PCACHE2],...). ** <li> The page cache allocates from its own memory pool supplied ** by [sqlite3_config]([SQLITE_CONFIG_PAGECACHE],...) rather than ** from the heap. ** </ul>)^ ** | > | | 5508 5509 5510 5511 5512 5513 5514 5515 5516 5517 5518 5519 5520 5521 5522 5523 | ** <li> An alternative page cache implementation is specified using ** [sqlite3_config]([SQLITE_CONFIG_PCACHE2],...). ** <li> The page cache allocates from its own memory pool supplied ** by [sqlite3_config]([SQLITE_CONFIG_PAGECACHE],...) rather than ** from the heap. ** </ul>)^ ** ** Beginning with SQLite [version 3.7.3] ([dateof:3.7.3]), ** the soft heap limit is enforced ** regardless of whether or not the [SQLITE_ENABLE_MEMORY_MANAGEMENT] ** compile-time option is invoked. With [SQLITE_ENABLE_MEMORY_MANAGEMENT], ** the soft heap limit is enforced on every memory allocation. Without ** [SQLITE_ENABLE_MEMORY_MANAGEMENT], the soft heap limit is only enforced ** when memory is allocated by the page cache. Testing suggests that because ** the page cache is the predominate memory user in SQLite, most ** applications will achieve adequate soft heap limit enforcement without |
︙ | ︙ | |||
5888 5889 5890 5891 5892 5893 5894 | ** any database changes. In other words, if the xUpdate() returns ** SQLITE_CONSTRAINT, the database contents must be exactly as they were ** before xUpdate was called. By contrast, if SQLITE_INDEX_SCAN_UNIQUE is not ** set and xUpdate returns SQLITE_CONSTRAINT, any database changes made by ** the xUpdate method are automatically rolled back by SQLite. ** ** IMPORTANT: The estimatedRows field was added to the sqlite3_index_info | > | > | | 5903 5904 5905 5906 5907 5908 5909 5910 5911 5912 5913 5914 5915 5916 5917 5918 5919 5920 5921 5922 5923 5924 5925 | ** any database changes. In other words, if the xUpdate() returns ** SQLITE_CONSTRAINT, the database contents must be exactly as they were ** before xUpdate was called. By contrast, if SQLITE_INDEX_SCAN_UNIQUE is not ** set and xUpdate returns SQLITE_CONSTRAINT, any database changes made by ** the xUpdate method are automatically rolled back by SQLite. ** ** IMPORTANT: The estimatedRows field was added to the sqlite3_index_info ** structure for SQLite [version 3.8.2] ([dateof:3.8.2]). ** If a virtual table extension is ** used with an SQLite version earlier than 3.8.2, the results of attempting ** to read or write the estimatedRows field are undefined (but are likely ** to included crashing the application). The estimatedRows field should ** therefore only be used if [sqlite3_libversion_number()] returns a ** value greater than or equal to 3008002. Similarly, the idxFlags field ** was added for [version 3.9.0] ([dateof:3.9.0]). ** It may therefore only be used if ** sqlite3_libversion_number() returns a value greater than or equal to ** 3009000. */ struct sqlite3_index_info { /* Inputs */ int nConstraint; /* Number of entries in aConstraint */ struct sqlite3_index_constraint { |
︙ | ︙ | |||
6592 6593 6594 6595 6596 6597 6598 | */ #define SQLITE_MUTEX_FAST 0 #define SQLITE_MUTEX_RECURSIVE 1 #define SQLITE_MUTEX_STATIC_MASTER 2 #define SQLITE_MUTEX_STATIC_MEM 3 /* sqlite3_malloc() */ #define SQLITE_MUTEX_STATIC_MEM2 4 /* NOT USED */ #define SQLITE_MUTEX_STATIC_OPEN 4 /* sqlite3BtreeOpen() */ | | | 6609 6610 6611 6612 6613 6614 6615 6616 6617 6618 6619 6620 6621 6622 6623 | */ #define SQLITE_MUTEX_FAST 0 #define SQLITE_MUTEX_RECURSIVE 1 #define SQLITE_MUTEX_STATIC_MASTER 2 #define SQLITE_MUTEX_STATIC_MEM 3 /* sqlite3_malloc() */ #define SQLITE_MUTEX_STATIC_MEM2 4 /* NOT USED */ #define SQLITE_MUTEX_STATIC_OPEN 4 /* sqlite3BtreeOpen() */ #define SQLITE_MUTEX_STATIC_PRNG 5 /* sqlite3_randomness() */ #define SQLITE_MUTEX_STATIC_LRU 6 /* lru page list */ #define SQLITE_MUTEX_STATIC_LRU2 7 /* NOT USED */ #define SQLITE_MUTEX_STATIC_PMEM 7 /* sqlite3PageMalloc() */ #define SQLITE_MUTEX_STATIC_APP1 8 /* For use by application */ #define SQLITE_MUTEX_STATIC_APP2 9 /* For use by application */ #define SQLITE_MUTEX_STATIC_APP3 10 /* For use by application */ #define SQLITE_MUTEX_STATIC_VFS1 11 /* For use by built-in VFS */ |
︙ | ︙ | |||
6696 6697 6698 6699 6700 6701 6702 6703 6704 6705 6706 6707 6708 6709 | #define SQLITE_TESTCTRL_ALWAYS 13 #define SQLITE_TESTCTRL_RESERVE 14 #define SQLITE_TESTCTRL_OPTIMIZATIONS 15 #define SQLITE_TESTCTRL_ISKEYWORD 16 #define SQLITE_TESTCTRL_SCRATCHMALLOC 17 #define SQLITE_TESTCTRL_LOCALTIME_FAULT 18 #define SQLITE_TESTCTRL_EXPLAIN_STMT 19 /* NOT USED */ #define SQLITE_TESTCTRL_NEVER_CORRUPT 20 #define SQLITE_TESTCTRL_VDBE_COVERAGE 21 #define SQLITE_TESTCTRL_BYTEORDER 22 #define SQLITE_TESTCTRL_ISINIT 23 #define SQLITE_TESTCTRL_SORTER_MMAP 24 #define SQLITE_TESTCTRL_IMPOSTER 25 #define SQLITE_TESTCTRL_LAST 25 | > | 6713 6714 6715 6716 6717 6718 6719 6720 6721 6722 6723 6724 6725 6726 6727 | #define SQLITE_TESTCTRL_ALWAYS 13 #define SQLITE_TESTCTRL_RESERVE 14 #define SQLITE_TESTCTRL_OPTIMIZATIONS 15 #define SQLITE_TESTCTRL_ISKEYWORD 16 #define SQLITE_TESTCTRL_SCRATCHMALLOC 17 #define SQLITE_TESTCTRL_LOCALTIME_FAULT 18 #define SQLITE_TESTCTRL_EXPLAIN_STMT 19 /* NOT USED */ #define SQLITE_TESTCTRL_ONCE_RESET_THRESHOLD 19 #define SQLITE_TESTCTRL_NEVER_CORRUPT 20 #define SQLITE_TESTCTRL_VDBE_COVERAGE 21 #define SQLITE_TESTCTRL_BYTEORDER 22 #define SQLITE_TESTCTRL_ISINIT 23 #define SQLITE_TESTCTRL_SORTER_MMAP 24 #define SQLITE_TESTCTRL_IMPOSTER 25 #define SQLITE_TESTCTRL_LAST 25 |
︙ | ︙ | |||
8635 8636 8637 8638 8639 8640 8641 | const char *zTab /* Table name */ ); /* ** CAPI3REF: Set a table filter on a Session Object. ** ** The second argument (xFilter) is the "filter callback". For changes to rows | | | 8653 8654 8655 8656 8657 8658 8659 8660 8661 8662 8663 8664 8665 8666 8667 | const char *zTab /* Table name */ ); /* ** CAPI3REF: Set a table filter on a Session Object. ** ** The second argument (xFilter) is the "filter callback". For changes to rows ** in tables that are not attached to the Session object, the filter is called ** to determine whether changes to the table's rows should be tracked or not. ** If xFilter returns 0, changes is not tracked. Note that once a table is ** attached, xFilter will not be called again. */ void sqlite3session_table_filter( sqlite3_session *pSession, /* Session object */ int(*xFilter)( |
︙ | ︙ | |||
8901 8902 8903 8904 8905 8906 8907 | ** destroyed. ** ** Assuming the changeset blob was created by one of the ** [sqlite3session_changeset()], [sqlite3changeset_concat()] or ** [sqlite3changeset_invert()] functions, all changes within the changeset ** that apply to a single table are grouped together. This means that when ** an application iterates through a changeset using an iterator created by | | | 8919 8920 8921 8922 8923 8924 8925 8926 8927 8928 8929 8930 8931 8932 8933 | ** destroyed. ** ** Assuming the changeset blob was created by one of the ** [sqlite3session_changeset()], [sqlite3changeset_concat()] or ** [sqlite3changeset_invert()] functions, all changes within the changeset ** that apply to a single table are grouped together. This means that when ** an application iterates through a changeset using an iterator created by ** this function, all changes that relate to a single table are visited ** consecutively. There is no chance that the iterator will visit a change ** the applies to table X, then one for table Y, and then later on visit ** another change for table X. */ int sqlite3changeset_start( sqlite3_changeset_iter **pp, /* OUT: New changeset iterator handle */ int nChangeset, /* Size of changeset blob in bytes */ |
︙ | ︙ | |||
8988 8989 8990 8991 8992 8993 8994 | ** This function is used to find which columns comprise the PRIMARY KEY of ** the table modified by the change that iterator pIter currently points to. ** If successful, *pabPK is set to point to an array of nCol entries, where ** nCol is the number of columns in the table. Elements of *pabPK are set to ** 0x01 if the corresponding column is part of the tables primary key, or ** 0x00 if it is not. ** | | | 9006 9007 9008 9009 9010 9011 9012 9013 9014 9015 9016 9017 9018 9019 9020 | ** This function is used to find which columns comprise the PRIMARY KEY of ** the table modified by the change that iterator pIter currently points to. ** If successful, *pabPK is set to point to an array of nCol entries, where ** nCol is the number of columns in the table. Elements of *pabPK are set to ** 0x01 if the corresponding column is part of the tables primary key, or ** 0x00 if it is not. ** ** If argument pnCol is not NULL, then *pnCol is set to the number of columns ** in the table. ** ** If this function is called when the iterator does not point to a valid ** entry, SQLITE_MISUSE is returned and the output variables zeroed. Otherwise, ** SQLITE_OK is returned and the output variables populated as described ** above. */ |
︙ | ︙ | |||
9205 9206 9207 9208 9209 9210 9211 | void *pB, /* Pointer to buffer containing changeset B */ int *pnOut, /* OUT: Number of bytes in output changeset */ void **ppOut /* OUT: Buffer containing output changeset */ ); /* | | | | 9223 9224 9225 9226 9227 9228 9229 9230 9231 9232 9233 9234 9235 9236 9237 9238 9239 9240 9241 9242 | void *pB, /* Pointer to buffer containing changeset B */ int *pnOut, /* OUT: Number of bytes in output changeset */ void **ppOut /* OUT: Buffer containing output changeset */ ); /* ** CAPI3REF: Changegroup Handle */ typedef struct sqlite3_changegroup sqlite3_changegroup; /* ** CAPI3REF: Create A New Changegroup Object ** ** An sqlite3_changegroup object is used to combine two or more changesets ** (or patchsets) into a single changeset (or patchset). A single changegroup ** object may combine changesets or patchsets, but not both. The output is ** always in the same format as the input. ** ** If successful, this function returns SQLITE_OK and populates (*pp) with |
︙ | ︙ | |||
9247 9248 9249 9250 9251 9252 9253 9254 9255 9256 9257 9258 9259 9260 9261 9262 9263 9264 9265 9266 9267 | ** As well as the regular sqlite3changegroup_add() and ** sqlite3changegroup_output() functions, also available are the streaming ** versions sqlite3changegroup_add_strm() and sqlite3changegroup_output_strm(). */ int sqlite3changegroup_new(sqlite3_changegroup **pp); /* ** Add all changes within the changeset (or patchset) in buffer pData (size ** nData bytes) to the changegroup. ** ** If the buffer contains a patchset, then all prior calls to this function ** on the same changegroup object must also have specified patchsets. Or, if ** the buffer contains a changeset, so must have the earlier calls to this ** function. Otherwise, SQLITE_ERROR is returned and no changes are added ** to the changegroup. ** ** Rows within the changeset and changegroup are identified by the values in ** their PRIMARY KEY columns. A change in the changeset is considered to ** apply to the same row as a change already present in the changegroup if ** the two rows have the same primary key. ** | > > | | 9265 9266 9267 9268 9269 9270 9271 9272 9273 9274 9275 9276 9277 9278 9279 9280 9281 9282 9283 9284 9285 9286 9287 9288 9289 9290 9291 9292 9293 9294 9295 | ** As well as the regular sqlite3changegroup_add() and ** sqlite3changegroup_output() functions, also available are the streaming ** versions sqlite3changegroup_add_strm() and sqlite3changegroup_output_strm(). */ int sqlite3changegroup_new(sqlite3_changegroup **pp); /* ** CAPI3REF: Add A Changeset To A Changegroup ** ** Add all changes within the changeset (or patchset) in buffer pData (size ** nData bytes) to the changegroup. ** ** If the buffer contains a patchset, then all prior calls to this function ** on the same changegroup object must also have specified patchsets. Or, if ** the buffer contains a changeset, so must have the earlier calls to this ** function. Otherwise, SQLITE_ERROR is returned and no changes are added ** to the changegroup. ** ** Rows within the changeset and changegroup are identified by the values in ** their PRIMARY KEY columns. A change in the changeset is considered to ** apply to the same row as a change already present in the changegroup if ** the two rows have the same primary key. ** ** Changes to rows that do not already appear in the changegroup are ** simply copied into it. Or, if both the new changeset and the changegroup ** contain changes that apply to a single row, the final contents of the ** changegroup depends on the type of each change, as follows: ** ** <table border=1 style="margin-left:8ex;margin-right:8ex"> ** <tr><th style="white-space:pre">Existing Change </th> ** <th style="white-space:pre">New Change </th> |
︙ | ︙ | |||
9322 9323 9324 9325 9326 9327 9328 9329 9330 9331 9332 9333 9334 9335 | ** final contents of the changegroup is undefined. ** ** If no error occurs, SQLITE_OK is returned. */ int sqlite3changegroup_add(sqlite3_changegroup*, int nData, void *pData); /* ** Obtain a buffer containing a changeset (or patchset) representing the ** current contents of the changegroup. If the inputs to the changegroup ** were themselves changesets, the output is a changeset. Or, if the ** inputs were patchsets, the output is also a patchset. ** ** As with the output of the sqlite3session_changeset() and ** sqlite3session_patchset() functions, all changes related to a single | > > | 9342 9343 9344 9345 9346 9347 9348 9349 9350 9351 9352 9353 9354 9355 9356 9357 | ** final contents of the changegroup is undefined. ** ** If no error occurs, SQLITE_OK is returned. */ int sqlite3changegroup_add(sqlite3_changegroup*, int nData, void *pData); /* ** CAPI3REF: Obtain A Composite Changeset From A Changegroup ** ** Obtain a buffer containing a changeset (or patchset) representing the ** current contents of the changegroup. If the inputs to the changegroup ** were themselves changesets, the output is a changeset. Or, if the ** inputs were patchsets, the output is also a patchset. ** ** As with the output of the sqlite3session_changeset() and ** sqlite3session_patchset() functions, all changes related to a single |
︙ | ︙ | |||
9350 9351 9352 9353 9354 9355 9356 | int sqlite3changegroup_output( sqlite3_changegroup*, int *pnData, /* OUT: Size of output buffer in bytes */ void **ppData /* OUT: Pointer to output buffer */ ); /* | | | 9372 9373 9374 9375 9376 9377 9378 9379 9380 9381 9382 9383 9384 9385 9386 | int sqlite3changegroup_output( sqlite3_changegroup*, int *pnData, /* OUT: Size of output buffer in bytes */ void **ppData /* OUT: Pointer to output buffer */ ); /* ** CAPI3REF: Delete A Changegroup Object */ void sqlite3changegroup_delete(sqlite3_changegroup*); /* ** CAPI3REF: Apply A Changeset To A Database ** ** Apply a changeset to a database. This function attempts to update the |
︙ | ︙ |
Changes to SQLite.Interop/src/ext/fts5.c.
︙ | ︙ | |||
1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 | static void sqlite3Fts5ParsePhraseFree(Fts5ExprPhrase*); static void sqlite3Fts5ParseNearsetFree(Fts5ExprNearset*); static void sqlite3Fts5ParseNodeFree(Fts5ExprNode*); static void sqlite3Fts5ParseSetDistance(Fts5Parse*, Fts5ExprNearset*, Fts5Token*); static void sqlite3Fts5ParseSetColset(Fts5Parse*, Fts5ExprNearset*, Fts5Colset*); static void sqlite3Fts5ParseFinished(Fts5Parse *pParse, Fts5ExprNode *p); static void sqlite3Fts5ParseNear(Fts5Parse *pParse, Fts5Token*); /* ** End of interface to code in fts5_expr.c. **************************************************************************/ | > | 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 | static void sqlite3Fts5ParsePhraseFree(Fts5ExprPhrase*); static void sqlite3Fts5ParseNearsetFree(Fts5ExprNearset*); static void sqlite3Fts5ParseNodeFree(Fts5ExprNode*); static void sqlite3Fts5ParseSetDistance(Fts5Parse*, Fts5ExprNearset*, Fts5Token*); static void sqlite3Fts5ParseSetColset(Fts5Parse*, Fts5ExprNearset*, Fts5Colset*); static Fts5Colset *sqlite3Fts5ParseColsetInvert(Fts5Parse*, Fts5Colset*); static void sqlite3Fts5ParseFinished(Fts5Parse *pParse, Fts5ExprNode *p); static void sqlite3Fts5ParseNear(Fts5Parse *pParse, Fts5Token*); /* ** End of interface to code in fts5_expr.c. **************************************************************************/ |
︙ | ︙ | |||
1384 1385 1386 1387 1388 1389 1390 | #define FTS5_OR 1 #define FTS5_AND 2 #define FTS5_NOT 3 #define FTS5_TERM 4 #define FTS5_COLON 5 #define FTS5_LP 6 #define FTS5_RP 7 | > | | | | | | | 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 | #define FTS5_OR 1 #define FTS5_AND 2 #define FTS5_NOT 3 #define FTS5_TERM 4 #define FTS5_COLON 5 #define FTS5_LP 6 #define FTS5_RP 7 #define FTS5_MINUS 8 #define FTS5_LCP 9 #define FTS5_RCP 10 #define FTS5_STRING 11 #define FTS5_COMMA 12 #define FTS5_PLUS 13 #define FTS5_STAR 14 #line 1 "fts5parse.c" /* ** 2000-05-29 ** ** The author disclaims copyright to this source code. In place of ** a legal notice, here is a blessing: |
︙ | ︙ | |||
1506 1507 1508 1509 1510 1511 1512 | ** fts5YY_NO_ACTION The fts5yy_action[] code for no-op */ #ifndef INTERFACE # define INTERFACE 1 #endif /************* Begin control #defines *****************************************/ #define fts5YYCODETYPE unsigned char | | | | | < | > | | | | | | | | | | | 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 | ** fts5YY_NO_ACTION The fts5yy_action[] code for no-op */ #ifndef INTERFACE # define INTERFACE 1 #endif /************* Begin control #defines *****************************************/ #define fts5YYCODETYPE unsigned char #define fts5YYNOCODE 28 #define fts5YYACTIONTYPE unsigned char #define sqlite3Fts5ParserFTS5TOKENTYPE Fts5Token typedef union { int fts5yyinit; sqlite3Fts5ParserFTS5TOKENTYPE fts5yy0; int fts5yy4; Fts5Colset* fts5yy11; Fts5ExprNode* fts5yy24; Fts5ExprNearset* fts5yy46; Fts5ExprPhrase* fts5yy53; } fts5YYMINORTYPE; #ifndef fts5YYSTACKDEPTH #define fts5YYSTACKDEPTH 100 #endif #define sqlite3Fts5ParserARG_SDECL Fts5Parse *pParse; #define sqlite3Fts5ParserARG_PDECL ,Fts5Parse *pParse #define sqlite3Fts5ParserARG_FETCH Fts5Parse *pParse = fts5yypParser->pParse #define sqlite3Fts5ParserARG_STORE fts5yypParser->pParse = pParse #define fts5YYNSTATE 29 #define fts5YYNRULE 26 #define fts5YY_MAX_SHIFT 28 #define fts5YY_MIN_SHIFTREDUCE 45 #define fts5YY_MAX_SHIFTREDUCE 70 #define fts5YY_MIN_REDUCE 71 #define fts5YY_MAX_REDUCE 96 #define fts5YY_ERROR_ACTION 97 #define fts5YY_ACCEPT_ACTION 98 #define fts5YY_NO_ACTION 99 /************* End control #defines *******************************************/ /* Define the fts5yytestcase() macro to be a no-op if is not already defined ** otherwise. ** ** Applications can choose to define fts5yytestcase() in the %include section ** to a macro that can assist in verifying code coverage. For production |
︙ | ︙ | |||
1566 1567 1568 1569 1570 1571 1572 | ** token onto the stack and goto state N. ** ** N between fts5YY_MIN_SHIFTREDUCE Shift to an arbitrary state then ** and fts5YY_MAX_SHIFTREDUCE reduce by rule N-fts5YY_MIN_SHIFTREDUCE. ** ** N between fts5YY_MIN_REDUCE Reduce by rule N-fts5YY_MIN_REDUCE ** and fts5YY_MAX_REDUCE | | | | > > | | > | < > > | | | | | | | | | | > | | | | | > | | | | | | | | | | | | | | | | | | | | | 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 | ** token onto the stack and goto state N. ** ** N between fts5YY_MIN_SHIFTREDUCE Shift to an arbitrary state then ** and fts5YY_MAX_SHIFTREDUCE reduce by rule N-fts5YY_MIN_SHIFTREDUCE. ** ** N between fts5YY_MIN_REDUCE Reduce by rule N-fts5YY_MIN_REDUCE ** and fts5YY_MAX_REDUCE ** ** N == fts5YY_ERROR_ACTION A syntax error has occurred. ** ** N == fts5YY_ACCEPT_ACTION The parser accepts its input. ** ** N == fts5YY_NO_ACTION No such action. Denotes unused ** slots in the fts5yy_action[] table. ** ** The action table is constructed as a single large table named fts5yy_action[]. ** Given state S and lookahead X, the action is computed as either: ** ** (A) N = fts5yy_action[ fts5yy_shift_ofst[S] + X ] ** (B) N = fts5yy_default[S] ** ** The (A) formula is preferred. The B formula is used instead if: ** (1) The fts5yy_shift_ofst[S]+X value is out of range, or ** (2) fts5yy_lookahead[fts5yy_shift_ofst[S]+X] is not equal to X, or ** (3) fts5yy_shift_ofst[S] equal fts5YY_SHIFT_USE_DFLT. ** (Implementation note: fts5YY_SHIFT_USE_DFLT is chosen so that ** fts5YY_SHIFT_USE_DFLT+X will be out of range for all possible lookaheads X. ** Hence only tests (1) and (2) need to be evaluated.) ** ** The formulas above are for computing the action when the lookahead is ** a terminal symbol. If the lookahead is a non-terminal (as occurs after ** a reduce action) then the fts5yy_reduce_ofst[] array is used in place of ** the fts5yy_shift_ofst[] array and fts5YY_REDUCE_USE_DFLT is used in place of ** fts5YY_SHIFT_USE_DFLT. ** ** The following are the tables generated in this section: ** ** fts5yy_action[] A single table containing all actions. ** fts5yy_lookahead[] A table containing the lookahead for each entry in ** fts5yy_action. Used to detect hash collisions. ** fts5yy_shift_ofst[] For each state, the offset into fts5yy_action for ** shifting terminals. ** fts5yy_reduce_ofst[] For each state, the offset into fts5yy_action for ** shifting non-terminals after a reduce. ** fts5yy_default[] Default action for each state. ** *********** Begin parsing tables **********************************************/ #define fts5YY_ACTTAB_COUNT (85) static const fts5YYACTIONTYPE fts5yy_action[] = { /* 0 */ 98, 16, 51, 5, 53, 27, 83, 7, 26, 15, /* 10 */ 51, 5, 53, 27, 13, 69, 26, 48, 51, 5, /* 20 */ 53, 27, 19, 11, 26, 9, 20, 51, 5, 53, /* 30 */ 27, 13, 22, 26, 28, 51, 5, 53, 27, 68, /* 40 */ 1, 26, 19, 11, 17, 9, 52, 10, 53, 27, /* 50 */ 23, 24, 26, 54, 3, 4, 2, 26, 6, 21, /* 60 */ 49, 71, 3, 4, 2, 7, 56, 59, 55, 59, /* 70 */ 4, 2, 12, 69, 58, 60, 18, 67, 62, 69, /* 80 */ 25, 66, 8, 14, 2, }; static const fts5YYCODETYPE fts5yy_lookahead[] = { /* 0 */ 16, 17, 18, 19, 20, 21, 5, 6, 24, 17, /* 10 */ 18, 19, 20, 21, 11, 14, 24, 17, 18, 19, /* 20 */ 20, 21, 8, 9, 24, 11, 17, 18, 19, 20, /* 30 */ 21, 11, 12, 24, 17, 18, 19, 20, 21, 26, /* 40 */ 6, 24, 8, 9, 22, 11, 18, 11, 20, 21, /* 50 */ 24, 25, 24, 20, 1, 2, 3, 24, 23, 24, /* 60 */ 7, 0, 1, 2, 3, 6, 10, 11, 10, 11, /* 70 */ 2, 3, 9, 14, 11, 11, 22, 26, 7, 14, /* 80 */ 13, 11, 5, 11, 3, }; #define fts5YY_SHIFT_USE_DFLT (85) #define fts5YY_SHIFT_COUNT (28) #define fts5YY_SHIFT_MIN (0) #define fts5YY_SHIFT_MAX (81) static const unsigned char fts5yy_shift_ofst[] = { /* 0 */ 34, 34, 34, 34, 34, 14, 20, 3, 36, 1, /* 10 */ 59, 64, 64, 65, 65, 53, 61, 56, 58, 63, /* 20 */ 68, 67, 70, 67, 71, 72, 67, 77, 81, }; #define fts5YY_REDUCE_USE_DFLT (-17) #define fts5YY_REDUCE_COUNT (14) #define fts5YY_REDUCE_MIN (-16) #define fts5YY_REDUCE_MAX (54) static const signed char fts5yy_reduce_ofst[] = { /* 0 */ -16, -8, 0, 9, 17, 28, 26, 35, 33, 13, /* 10 */ 13, 22, 54, 13, 51, }; static const fts5YYACTIONTYPE fts5yy_default[] = { /* 0 */ 97, 97, 97, 97, 97, 76, 91, 97, 97, 96, /* 10 */ 96, 97, 97, 96, 96, 97, 97, 97, 97, 97, /* 20 */ 73, 89, 97, 90, 97, 97, 87, 97, 72, }; /********** End of lemon-generated parsing tables *****************************/ /* The next table maps tokens (terminal symbols) into fallback tokens. ** If a construct like the following: ** ** %fallback ID X Y Z. |
︙ | ︙ | |||
1750 1751 1752 1753 1754 1755 1756 | #ifndef NDEBUG /* For tracing shifts, the names of all terminals and nonterminals ** are required. The following table supplies these names */ static const char *const fts5yyTokenName[] = { "$", "OR", "AND", "NOT", "TERM", "COLON", "LP", "RP", | | | | | | | | > > | | | | | | | | | | | | | 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 | #ifndef NDEBUG /* For tracing shifts, the names of all terminals and nonterminals ** are required. The following table supplies these names */ static const char *const fts5yyTokenName[] = { "$", "OR", "AND", "NOT", "TERM", "COLON", "LP", "RP", "MINUS", "LCP", "RCP", "STRING", "COMMA", "PLUS", "STAR", "error", "input", "expr", "cnearset", "exprlist", "nearset", "colset", "colsetlist", "nearphrases", "phrase", "neardist_opt", "star_opt", }; #endif /* NDEBUG */ #ifndef NDEBUG /* For tracing reduce actions, the names of all rules are required. */ static const char *const fts5yyRuleName[] = { /* 0 */ "input ::= expr", /* 1 */ "expr ::= expr AND expr", /* 2 */ "expr ::= expr OR expr", /* 3 */ "expr ::= expr NOT expr", /* 4 */ "expr ::= LP expr RP", /* 5 */ "expr ::= exprlist", /* 6 */ "exprlist ::= cnearset", /* 7 */ "exprlist ::= exprlist cnearset", /* 8 */ "cnearset ::= nearset", /* 9 */ "cnearset ::= colset COLON nearset", /* 10 */ "colset ::= MINUS LCP colsetlist RCP", /* 11 */ "colset ::= LCP colsetlist RCP", /* 12 */ "colset ::= STRING", /* 13 */ "colset ::= MINUS STRING", /* 14 */ "colsetlist ::= colsetlist STRING", /* 15 */ "colsetlist ::= STRING", /* 16 */ "nearset ::= phrase", /* 17 */ "nearset ::= STRING LP nearphrases neardist_opt RP", /* 18 */ "nearphrases ::= phrase", /* 19 */ "nearphrases ::= nearphrases phrase", /* 20 */ "neardist_opt ::=", /* 21 */ "neardist_opt ::= COMMA STRING", /* 22 */ "phrase ::= phrase PLUS STRING star_opt", /* 23 */ "phrase ::= STRING star_opt", /* 24 */ "star_opt ::= STAR", /* 25 */ "star_opt ::=", }; #endif /* NDEBUG */ #if fts5YYSTACKDEPTH<=0 /* ** Try to increase the size of the parser stack. Return the number |
︙ | ︙ | |||
1895 1896 1897 1898 1899 1900 1901 | ** being destroyed before it is finished parsing. ** ** Note: during a reduce, the only symbols destroyed are those ** which appear on the RHS of the rule, but which are *not* used ** inside the C code. */ /********* Begin destructor definitions ***************************************/ | | | | | | | < < < < < < < < | | | | > > > > > > > > | | | | | 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 | ** being destroyed before it is finished parsing. ** ** Note: during a reduce, the only symbols destroyed are those ** which appear on the RHS of the rule, but which are *not* used ** inside the C code. */ /********* Begin destructor definitions ***************************************/ case 16: /* input */ { #line 83 "fts5parse.y" (void)pParse; #line 517 "fts5parse.c" } break; case 17: /* expr */ case 18: /* cnearset */ case 19: /* exprlist */ { #line 89 "fts5parse.y" sqlite3Fts5ParseNodeFree((fts5yypminor->fts5yy24)); #line 526 "fts5parse.c" } break; case 20: /* nearset */ case 23: /* nearphrases */ { #line 143 "fts5parse.y" sqlite3Fts5ParseNearsetFree((fts5yypminor->fts5yy46)); #line 534 "fts5parse.c" } break; case 21: /* colset */ case 22: /* colsetlist */ { #line 119 "fts5parse.y" sqlite3_free((fts5yypminor->fts5yy11)); #line 542 "fts5parse.c" } break; case 24: /* phrase */ { #line 174 "fts5parse.y" sqlite3Fts5ParsePhraseFree((fts5yypminor->fts5yy53)); #line 549 "fts5parse.c" } break; /********* End destructor definitions *****************************************/ default: break; /* If no destructor action specified: do nothing */ } } |
︙ | ︙ | |||
2008 2009 2010 2011 2012 2013 2014 | int i; int stateno = pParser->fts5yytos->stateno; if( stateno>=fts5YY_MIN_REDUCE ) return stateno; assert( stateno <= fts5YY_SHIFT_COUNT ); do{ i = fts5yy_shift_ofst[stateno]; | < < | | | | | | | | | | | | | | | | | | | | | | | | | | < | 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 | int i; int stateno = pParser->fts5yytos->stateno; if( stateno>=fts5YY_MIN_REDUCE ) return stateno; assert( stateno <= fts5YY_SHIFT_COUNT ); do{ i = fts5yy_shift_ofst[stateno]; assert( iLookAhead!=fts5YYNOCODE ); i += iLookAhead; if( i<0 || i>=fts5YY_ACTTAB_COUNT || fts5yy_lookahead[i]!=iLookAhead ){ #ifdef fts5YYFALLBACK fts5YYCODETYPE iFallback; /* Fallback token */ if( iLookAhead<sizeof(fts5yyFallback)/sizeof(fts5yyFallback[0]) && (iFallback = fts5yyFallback[iLookAhead])!=0 ){ #ifndef NDEBUG if( fts5yyTraceFILE ){ fprintf(fts5yyTraceFILE, "%sFALLBACK %s => %s\n", fts5yyTracePrompt, fts5yyTokenName[iLookAhead], fts5yyTokenName[iFallback]); } #endif assert( fts5yyFallback[iFallback]==0 ); /* Fallback loop must terminate */ iLookAhead = iFallback; continue; } #endif #ifdef fts5YYWILDCARD { int j = i - iLookAhead + fts5YYWILDCARD; if( #if fts5YY_SHIFT_MIN+fts5YYWILDCARD<0 j>=0 && #endif #if fts5YY_SHIFT_MAX+fts5YYWILDCARD>=fts5YY_ACTTAB_COUNT j<fts5YY_ACTTAB_COUNT && #endif fts5yy_lookahead[j]==fts5YYWILDCARD && iLookAhead>0 ){ #ifndef NDEBUG if( fts5yyTraceFILE ){ fprintf(fts5yyTraceFILE, "%sWILDCARD %s => %s\n", fts5yyTracePrompt, fts5yyTokenName[iLookAhead], fts5yyTokenName[fts5YYWILDCARD]); } #endif /* NDEBUG */ return fts5yy_action[j]; } } #endif /* fts5YYWILDCARD */ return fts5yy_default[stateno]; }else{ return fts5yy_action[i]; } }while(1); } |
︙ | ︙ | |||
2108 2109 2110 2111 2112 2113 2114 | while( fts5yypParser->fts5yytos>fts5yypParser->fts5yystack ) fts5yy_pop_parser_stack(fts5yypParser); /* Here code is inserted which will execute if the parser ** stack every overflows */ /******** Begin %stack_overflow code ******************************************/ #line 36 "fts5parse.y" sqlite3Fts5ParseError(pParse, "fts5: parser stack overflow"); | | | 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 | while( fts5yypParser->fts5yytos>fts5yypParser->fts5yystack ) fts5yy_pop_parser_stack(fts5yypParser); /* Here code is inserted which will execute if the parser ** stack every overflows */ /******** Begin %stack_overflow code ******************************************/ #line 36 "fts5parse.y" sqlite3Fts5ParseError(pParse, "fts5: parser stack overflow"); #line 723 "fts5parse.c" /******** End %stack_overflow code ********************************************/ sqlite3Fts5ParserARG_STORE; /* Suppress warning about unused %extra_argument var */ } /* ** Print tracing information for a SHIFT action */ |
︙ | ︙ | |||
2180 2181 2182 2183 2184 2185 2186 | /* The following table contains information about every rule that ** is used during the reduce. */ static const struct { fts5YYCODETYPE lhs; /* Symbol on the left-hand side of the rule */ unsigned char nrhs; /* Number of right-hand side symbols in the rule */ } fts5yyRuleInfo[] = { | | | | | | | | | | | > | | > | | | | | | | | | | | | 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 | /* The following table contains information about every rule that ** is used during the reduce. */ static const struct { fts5YYCODETYPE lhs; /* Symbol on the left-hand side of the rule */ unsigned char nrhs; /* Number of right-hand side symbols in the rule */ } fts5yyRuleInfo[] = { { 16, 1 }, { 17, 3 }, { 17, 3 }, { 17, 3 }, { 17, 3 }, { 17, 1 }, { 19, 1 }, { 19, 2 }, { 18, 1 }, { 18, 3 }, { 21, 4 }, { 21, 3 }, { 21, 1 }, { 21, 2 }, { 22, 2 }, { 22, 1 }, { 20, 1 }, { 20, 5 }, { 23, 1 }, { 23, 2 }, { 25, 0 }, { 25, 2 }, { 24, 4 }, { 24, 2 }, { 26, 1 }, { 26, 0 }, }; static void fts5yy_accept(fts5yyParser*); /* Forward Declaration */ /* ** Perform a reduce action and the shift that must immediately ** follow the reduce. |
︙ | ︙ | |||
2269 2270 2271 2272 2273 2274 2275 | ** #line <lineno> <thisfile> ** break; */ /********** Begin reduce actions **********************************************/ fts5YYMINORTYPE fts5yylhsminor; case 0: /* input ::= expr */ #line 82 "fts5parse.y" | | | | | | | | | | | | | | | | | | | | | | | | | | | | > | > | | | < | < | < | | | | > | | | | > > > > > > > > > > > > > > > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465 | ** #line <lineno> <thisfile> ** break; */ /********** Begin reduce actions **********************************************/ fts5YYMINORTYPE fts5yylhsminor; case 0: /* input ::= expr */ #line 82 "fts5parse.y" { sqlite3Fts5ParseFinished(pParse, fts5yymsp[0].minor.fts5yy24); } #line 887 "fts5parse.c" break; case 1: /* expr ::= expr AND expr */ #line 92 "fts5parse.y" { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_AND, fts5yymsp[-2].minor.fts5yy24, fts5yymsp[0].minor.fts5yy24, 0); } #line 894 "fts5parse.c" fts5yymsp[-2].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 2: /* expr ::= expr OR expr */ #line 95 "fts5parse.y" { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_OR, fts5yymsp[-2].minor.fts5yy24, fts5yymsp[0].minor.fts5yy24, 0); } #line 902 "fts5parse.c" fts5yymsp[-2].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 3: /* expr ::= expr NOT expr */ #line 98 "fts5parse.y" { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_NOT, fts5yymsp[-2].minor.fts5yy24, fts5yymsp[0].minor.fts5yy24, 0); } #line 910 "fts5parse.c" fts5yymsp[-2].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 4: /* expr ::= LP expr RP */ #line 102 "fts5parse.y" {fts5yymsp[-2].minor.fts5yy24 = fts5yymsp[-1].minor.fts5yy24;} #line 916 "fts5parse.c" break; case 5: /* expr ::= exprlist */ case 6: /* exprlist ::= cnearset */ fts5yytestcase(fts5yyruleno==6); #line 103 "fts5parse.y" {fts5yylhsminor.fts5yy24 = fts5yymsp[0].minor.fts5yy24;} #line 922 "fts5parse.c" fts5yymsp[0].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 7: /* exprlist ::= exprlist cnearset */ #line 106 "fts5parse.y" { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseImplicitAnd(pParse, fts5yymsp[-1].minor.fts5yy24, fts5yymsp[0].minor.fts5yy24); } #line 930 "fts5parse.c" fts5yymsp[-1].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 8: /* cnearset ::= nearset */ #line 110 "fts5parse.y" { fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_STRING, 0, 0, fts5yymsp[0].minor.fts5yy46); } #line 938 "fts5parse.c" fts5yymsp[0].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 9: /* cnearset ::= colset COLON nearset */ #line 113 "fts5parse.y" { sqlite3Fts5ParseSetColset(pParse, fts5yymsp[0].minor.fts5yy46, fts5yymsp[-2].minor.fts5yy11); fts5yylhsminor.fts5yy24 = sqlite3Fts5ParseNode(pParse, FTS5_STRING, 0, 0, fts5yymsp[0].minor.fts5yy46); } #line 947 "fts5parse.c" fts5yymsp[-2].minor.fts5yy24 = fts5yylhsminor.fts5yy24; break; case 10: /* colset ::= MINUS LCP colsetlist RCP */ #line 123 "fts5parse.y" { fts5yymsp[-3].minor.fts5yy11 = sqlite3Fts5ParseColsetInvert(pParse, fts5yymsp[-1].minor.fts5yy11); } #line 955 "fts5parse.c" break; case 11: /* colset ::= LCP colsetlist RCP */ #line 126 "fts5parse.y" { fts5yymsp[-2].minor.fts5yy11 = fts5yymsp[-1].minor.fts5yy11; } #line 960 "fts5parse.c" break; case 12: /* colset ::= STRING */ #line 127 "fts5parse.y" { fts5yylhsminor.fts5yy11 = sqlite3Fts5ParseColset(pParse, 0, &fts5yymsp[0].minor.fts5yy0); } #line 967 "fts5parse.c" fts5yymsp[0].minor.fts5yy11 = fts5yylhsminor.fts5yy11; break; case 13: /* colset ::= MINUS STRING */ #line 130 "fts5parse.y" { fts5yymsp[-1].minor.fts5yy11 = sqlite3Fts5ParseColset(pParse, 0, &fts5yymsp[0].minor.fts5yy0); fts5yymsp[-1].minor.fts5yy11 = sqlite3Fts5ParseColsetInvert(pParse, fts5yymsp[-1].minor.fts5yy11); } #line 976 "fts5parse.c" break; case 14: /* colsetlist ::= colsetlist STRING */ #line 135 "fts5parse.y" { fts5yylhsminor.fts5yy11 = sqlite3Fts5ParseColset(pParse, fts5yymsp[-1].minor.fts5yy11, &fts5yymsp[0].minor.fts5yy0); } #line 982 "fts5parse.c" fts5yymsp[-1].minor.fts5yy11 = fts5yylhsminor.fts5yy11; break; case 15: /* colsetlist ::= STRING */ #line 137 "fts5parse.y" { fts5yylhsminor.fts5yy11 = sqlite3Fts5ParseColset(pParse, 0, &fts5yymsp[0].minor.fts5yy0); } #line 990 "fts5parse.c" fts5yymsp[0].minor.fts5yy11 = fts5yylhsminor.fts5yy11; break; case 16: /* nearset ::= phrase */ #line 146 "fts5parse.y" { fts5yylhsminor.fts5yy46 = sqlite3Fts5ParseNearset(pParse, 0, fts5yymsp[0].minor.fts5yy53); } #line 996 "fts5parse.c" fts5yymsp[0].minor.fts5yy46 = fts5yylhsminor.fts5yy46; break; case 17: /* nearset ::= STRING LP nearphrases neardist_opt RP */ #line 147 "fts5parse.y" { sqlite3Fts5ParseNear(pParse, &fts5yymsp[-4].minor.fts5yy0); sqlite3Fts5ParseSetDistance(pParse, fts5yymsp[-2].minor.fts5yy46, &fts5yymsp[-1].minor.fts5yy0); fts5yylhsminor.fts5yy46 = fts5yymsp[-2].minor.fts5yy46; } #line 1006 "fts5parse.c" fts5yymsp[-4].minor.fts5yy46 = fts5yylhsminor.fts5yy46; break; case 18: /* nearphrases ::= phrase */ #line 153 "fts5parse.y" { fts5yylhsminor.fts5yy46 = sqlite3Fts5ParseNearset(pParse, 0, fts5yymsp[0].minor.fts5yy53); } #line 1014 "fts5parse.c" fts5yymsp[0].minor.fts5yy46 = fts5yylhsminor.fts5yy46; break; case 19: /* nearphrases ::= nearphrases phrase */ #line 156 "fts5parse.y" { fts5yylhsminor.fts5yy46 = sqlite3Fts5ParseNearset(pParse, fts5yymsp[-1].minor.fts5yy46, fts5yymsp[0].minor.fts5yy53); } #line 1022 "fts5parse.c" fts5yymsp[-1].minor.fts5yy46 = fts5yylhsminor.fts5yy46; break; case 20: /* neardist_opt ::= */ #line 163 "fts5parse.y" { fts5yymsp[1].minor.fts5yy0.p = 0; fts5yymsp[1].minor.fts5yy0.n = 0; } #line 1028 "fts5parse.c" break; case 21: /* neardist_opt ::= COMMA STRING */ #line 164 "fts5parse.y" { fts5yymsp[-1].minor.fts5yy0 = fts5yymsp[0].minor.fts5yy0; } #line 1033 "fts5parse.c" break; case 22: /* phrase ::= phrase PLUS STRING star_opt */ #line 176 "fts5parse.y" { fts5yylhsminor.fts5yy53 = sqlite3Fts5ParseTerm(pParse, fts5yymsp[-3].minor.fts5yy53, &fts5yymsp[-1].minor.fts5yy0, fts5yymsp[0].minor.fts5yy4); } #line 1040 "fts5parse.c" fts5yymsp[-3].minor.fts5yy53 = fts5yylhsminor.fts5yy53; break; case 23: /* phrase ::= STRING star_opt */ #line 179 "fts5parse.y" { fts5yylhsminor.fts5yy53 = sqlite3Fts5ParseTerm(pParse, 0, &fts5yymsp[-1].minor.fts5yy0, fts5yymsp[0].minor.fts5yy4); } #line 1048 "fts5parse.c" fts5yymsp[-1].minor.fts5yy53 = fts5yylhsminor.fts5yy53; break; case 24: /* star_opt ::= STAR */ #line 188 "fts5parse.y" { fts5yymsp[0].minor.fts5yy4 = 1; } #line 1054 "fts5parse.c" break; case 25: /* star_opt ::= */ #line 189 "fts5parse.y" { fts5yymsp[1].minor.fts5yy4 = 0; } #line 1059 "fts5parse.c" break; default: break; /********** End reduce actions ************************************************/ }; assert( fts5yyruleno<sizeof(fts5yyRuleInfo)/sizeof(fts5yyRuleInfo[0]) ); fts5yygoto = fts5yyRuleInfo[fts5yyruleno].lhs; |
︙ | ︙ | |||
2492 2493 2494 2495 2496 2497 2498 | /************ Begin %syntax_error code ****************************************/ #line 30 "fts5parse.y" UNUSED_PARAM(fts5yymajor); /* Silence a compiler warning */ sqlite3Fts5ParseError( pParse, "fts5: syntax error near \"%.*s\"",FTS5TOKEN.n,FTS5TOKEN.p ); | | | 2516 2517 2518 2519 2520 2521 2522 2523 2524 2525 2526 2527 2528 2529 2530 | /************ Begin %syntax_error code ****************************************/ #line 30 "fts5parse.y" UNUSED_PARAM(fts5yymajor); /* Silence a compiler warning */ sqlite3Fts5ParseError( pParse, "fts5: syntax error near \"%.*s\"",FTS5TOKEN.n,FTS5TOKEN.p ); #line 1124 "fts5parse.c" /************ End %syntax_error code ******************************************/ sqlite3Fts5ParserARG_STORE; /* Suppress warning about unused %extra_argument variable */ } /* ** The following is executed when the parser accepts */ |
︙ | ︙ | |||
2623 2624 2625 2626 2627 2628 2629 | fprintf(fts5yyTraceFILE,"%sDiscard input token %s\n", fts5yyTracePrompt,fts5yyTokenName[fts5yymajor]); } #endif fts5yy_destructor(fts5yypParser, (fts5YYCODETYPE)fts5yymajor, &fts5yyminorunion); fts5yymajor = fts5YYNOCODE; }else{ | | | 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 | fprintf(fts5yyTraceFILE,"%sDiscard input token %s\n", fts5yyTracePrompt,fts5yyTokenName[fts5yymajor]); } #endif fts5yy_destructor(fts5yypParser, (fts5YYCODETYPE)fts5yymajor, &fts5yyminorunion); fts5yymajor = fts5YYNOCODE; }else{ while( fts5yypParser->fts5yytos >= fts5yypParser->fts5yystack && fts5yymx != fts5YYERRORSYMBOL && (fts5yyact = fts5yy_find_reduce_action( fts5yypParser->fts5yytos->stateno, fts5YYERRORSYMBOL)) >= fts5YY_MIN_REDUCE ){ fts5yy_pop_parser_stack(fts5yypParser); } |
︙ | ︙ | |||
2888 2889 2890 2891 2892 2893 2894 | rc = fts5CInstIterNext(&p->iter); } } if( p->iRangeEnd>0 && iPos==p->iRangeEnd ){ fts5HighlightAppend(&rc, p, &p->zIn[p->iOff], iEndOff - p->iOff); p->iOff = iEndOff; | | | 2912 2913 2914 2915 2916 2917 2918 2919 2920 2921 2922 2923 2924 2925 2926 | rc = fts5CInstIterNext(&p->iter); } } if( p->iRangeEnd>0 && iPos==p->iRangeEnd ){ fts5HighlightAppend(&rc, p, &p->zIn[p->iOff], iEndOff - p->iOff); p->iOff = iEndOff; if( iPos>=p->iter.iStart && iPos<p->iter.iEnd ){ fts5HighlightAppend(&rc, p, p->zClose, -1); } } return rc; } |
︙ | ︙ | |||
2944 2945 2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956 2957 | if( rc!=SQLITE_OK ){ sqlite3_result_error_code(pCtx, rc); } } /* ** End of highlight() implementation. **************************************************************************/ /* ** Implementation of snippet() function. */ static void fts5SnippetFunction( const Fts5ExtensionApi *pApi, /* API offered by current FTS version */ Fts5Context *pFts, /* First arg to pass to pApi functions */ | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 2968 2969 2970 2971 2972 2973 2974 2975 2976 2977 2978 2979 2980 2981 2982 2983 2984 2985 2986 2987 2988 2989 2990 2991 2992 2993 2994 2995 2996 2997 2998 2999 3000 3001 3002 3003 3004 3005 3006 3007 3008 3009 3010 3011 3012 3013 3014 3015 3016 3017 3018 3019 3020 3021 3022 3023 3024 3025 3026 3027 3028 3029 3030 3031 3032 3033 3034 3035 3036 3037 3038 3039 3040 3041 3042 3043 3044 3045 3046 3047 3048 3049 3050 3051 3052 3053 3054 3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 3072 3073 3074 3075 3076 3077 3078 3079 3080 3081 3082 3083 3084 3085 3086 3087 3088 3089 3090 3091 3092 3093 | if( rc!=SQLITE_OK ){ sqlite3_result_error_code(pCtx, rc); } } /* ** End of highlight() implementation. **************************************************************************/ /* ** Context object passed to the fts5SentenceFinderCb() function. */ typedef struct Fts5SFinder Fts5SFinder; struct Fts5SFinder { int iPos; /* Current token position */ int nFirstAlloc; /* Allocated size of aFirst[] */ int nFirst; /* Number of entries in aFirst[] */ int *aFirst; /* Array of first token in each sentence */ const char *zDoc; /* Document being tokenized */ }; /* ** Add an entry to the Fts5SFinder.aFirst[] array. Grow the array if ** necessary. Return SQLITE_OK if successful, or SQLITE_NOMEM if an ** error occurs. */ static int fts5SentenceFinderAdd(Fts5SFinder *p, int iAdd){ if( p->nFirstAlloc==p->nFirst ){ int nNew = p->nFirstAlloc ? p->nFirstAlloc*2 : 64; int *aNew; aNew = (int*)sqlite3_realloc(p->aFirst, nNew*sizeof(int)); if( aNew==0 ) return SQLITE_NOMEM; p->aFirst = aNew; p->nFirstAlloc = nNew; } p->aFirst[p->nFirst++] = iAdd; return SQLITE_OK; } /* ** This function is an xTokenize() callback used by the auxiliary snippet() ** function. Its job is to identify tokens that are the first in a sentence. ** For each such token, an entry is added to the SFinder.aFirst[] array. */ static int fts5SentenceFinderCb( void *pContext, /* Pointer to HighlightContext object */ int tflags, /* Mask of FTS5_TOKEN_* flags */ const char *pToken, /* Buffer containing token */ int nToken, /* Size of token in bytes */ int iStartOff, /* Start offset of token */ int iEndOff /* End offset of token */ ){ int rc = SQLITE_OK; UNUSED_PARAM2(pToken, nToken); UNUSED_PARAM(iEndOff); if( (tflags & FTS5_TOKEN_COLOCATED)==0 ){ Fts5SFinder *p = (Fts5SFinder*)pContext; if( p->iPos>0 ){ int i; char c = 0; for(i=iStartOff-1; i>=0; i--){ c = p->zDoc[i]; if( c!=' ' && c!='\t' && c!='\n' && c!='\r' ) break; } if( i!=iStartOff-1 && (c=='.' || c==':') ){ rc = fts5SentenceFinderAdd(p, p->iPos); } }else{ rc = fts5SentenceFinderAdd(p, 0); } p->iPos++; } return rc; } static int fts5SnippetScore( const Fts5ExtensionApi *pApi, /* API offered by current FTS version */ Fts5Context *pFts, /* First arg to pass to pApi functions */ int nDocsize, /* Size of column in tokens */ unsigned char *aSeen, /* Array with one element per query phrase */ int iCol, /* Column to score */ int iPos, /* Starting offset to score */ int nToken, /* Max tokens per snippet */ int *pnScore, /* OUT: Score */ int *piPos /* OUT: Adjusted offset */ ){ int rc; int i; int ip = 0; int ic = 0; int iOff = 0; int iFirst = -1; int nInst; int nScore = 0; int iLast = 0; rc = pApi->xInstCount(pFts, &nInst); for(i=0; i<nInst && rc==SQLITE_OK; i++){ rc = pApi->xInst(pFts, i, &ip, &ic, &iOff); if( rc==SQLITE_OK && ic==iCol && iOff>=iPos && iOff<(iPos+nToken) ){ nScore += (aSeen[ip] ? 1 : 1000); aSeen[ip] = 1; if( iFirst<0 ) iFirst = iOff; iLast = iOff + pApi->xPhraseSize(pFts, ip); } } *pnScore = nScore; if( piPos ){ int iAdj = iFirst - (nToken - (iLast-iFirst)) / 2; if( (iAdj+nToken)>nDocsize ) iAdj = nDocsize - nToken; if( iAdj<0 ) iAdj = 0; *piPos = iAdj; } return rc; } /* ** Implementation of snippet() function. */ static void fts5SnippetFunction( const Fts5ExtensionApi *pApi, /* API offered by current FTS version */ Fts5Context *pFts, /* First arg to pass to pApi functions */ |
︙ | ︙ | |||
2966 2967 2968 2969 2970 2971 2972 | int nToken; /* 5th argument to snippet() */ int nInst = 0; /* Number of instance matches this row */ int i; /* Used to iterate through instances */ int nPhrase; /* Number of phrases in query */ unsigned char *aSeen; /* Array of "seen instance" flags */ int iBestCol; /* Column containing best snippet */ int iBestStart = 0; /* First token of best snippet */ | < > > > < < | < | < > | | | | | | > | < | > | | < | | | > > > > > | | > > > > > | > | | < | | | > > > | > > > > > > > | > | > > | > > > > > > > > > < < < < < < < < > > > > > > > | | | | | | | < > | 3102 3103 3104 3105 3106 3107 3108 3109 3110 3111 3112 3113 3114 3115 3116 3117 3118 3119 3120 3121 3122 3123 3124 3125 3126 3127 3128 3129 3130 3131 3132 3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151 3152 3153 3154 3155 3156 3157 3158 3159 3160 3161 3162 3163 3164 3165 3166 3167 3168 3169 3170 3171 3172 3173 3174 3175 3176 3177 3178 3179 3180 3181 3182 3183 3184 3185 3186 3187 3188 3189 3190 3191 3192 3193 3194 3195 3196 3197 3198 3199 3200 3201 3202 3203 3204 3205 3206 3207 3208 3209 3210 3211 3212 3213 3214 3215 3216 3217 3218 3219 3220 3221 3222 3223 3224 3225 3226 3227 3228 3229 3230 3231 3232 3233 3234 3235 3236 3237 3238 3239 3240 3241 3242 3243 3244 3245 | int nToken; /* 5th argument to snippet() */ int nInst = 0; /* Number of instance matches this row */ int i; /* Used to iterate through instances */ int nPhrase; /* Number of phrases in query */ unsigned char *aSeen; /* Array of "seen instance" flags */ int iBestCol; /* Column containing best snippet */ int iBestStart = 0; /* First token of best snippet */ int nBestScore = 0; /* Score of best snippet */ int nColSize = 0; /* Total size of iBestCol in tokens */ Fts5SFinder sFinder; /* Used to find the beginnings of sentences */ int nCol; if( nVal!=5 ){ const char *zErr = "wrong number of arguments to function snippet()"; sqlite3_result_error(pCtx, zErr, -1); return; } nCol = pApi->xColumnCount(pFts); memset(&ctx, 0, sizeof(HighlightContext)); iCol = sqlite3_value_int(apVal[0]); ctx.zOpen = (const char*)sqlite3_value_text(apVal[1]); ctx.zClose = (const char*)sqlite3_value_text(apVal[2]); zEllips = (const char*)sqlite3_value_text(apVal[3]); nToken = sqlite3_value_int(apVal[4]); iBestCol = (iCol>=0 ? iCol : 0); nPhrase = pApi->xPhraseCount(pFts); aSeen = sqlite3_malloc(nPhrase); if( aSeen==0 ){ rc = SQLITE_NOMEM; } if( rc==SQLITE_OK ){ rc = pApi->xInstCount(pFts, &nInst); } memset(&sFinder, 0, sizeof(Fts5SFinder)); for(i=0; i<nCol; i++){ if( iCol<0 || iCol==i ){ int nDoc; int nDocsize; int ii; sFinder.iPos = 0; sFinder.nFirst = 0; rc = pApi->xColumnText(pFts, i, &sFinder.zDoc, &nDoc); if( rc!=SQLITE_OK ) break; rc = pApi->xTokenize(pFts, sFinder.zDoc, nDoc, (void*)&sFinder,fts5SentenceFinderCb ); if( rc!=SQLITE_OK ) break; rc = pApi->xColumnSize(pFts, i, &nDocsize); if( rc!=SQLITE_OK ) break; for(ii=0; rc==SQLITE_OK && ii<nInst; ii++){ int ip, ic, io; int iAdj; int nScore; int jj; rc = pApi->xInst(pFts, ii, &ip, &ic, &io); if( ic!=i || rc!=SQLITE_OK ) continue; memset(aSeen, 0, nPhrase); rc = fts5SnippetScore(pApi, pFts, nDocsize, aSeen, i, io, nToken, &nScore, &iAdj ); if( rc==SQLITE_OK && nScore>nBestScore ){ nBestScore = nScore; iBestCol = i; iBestStart = iAdj; nColSize = nDocsize; } if( rc==SQLITE_OK && sFinder.nFirst && nDocsize>nToken ){ for(jj=0; jj<(sFinder.nFirst-1); jj++){ if( sFinder.aFirst[jj+1]>io ) break; } if( sFinder.aFirst[jj]<io ){ memset(aSeen, 0, nPhrase); rc = fts5SnippetScore(pApi, pFts, nDocsize, aSeen, i, sFinder.aFirst[jj], nToken, &nScore, 0 ); nScore += (sFinder.aFirst[jj]==0 ? 120 : 100); if( rc==SQLITE_OK && nScore>nBestScore ){ nBestScore = nScore; iBestCol = i; iBestStart = sFinder.aFirst[jj]; nColSize = nDocsize; } } } } } } if( rc==SQLITE_OK ){ rc = pApi->xColumnText(pFts, iBestCol, &ctx.zIn, &ctx.nIn); } if( rc==SQLITE_OK && nColSize==0 ){ rc = pApi->xColumnSize(pFts, iBestCol, &nColSize); } if( ctx.zIn ){ if( rc==SQLITE_OK ){ rc = fts5CInstIterInit(pApi, pFts, iBestCol, &ctx.iter); } ctx.iRangeStart = iBestStart; ctx.iRangeEnd = iBestStart + nToken - 1; if( iBestStart>0 ){ fts5HighlightAppend(&rc, &ctx, zEllips, -1); } /* Advance iterator ctx.iter so that it points to the first coalesced ** phrase instance at or following position iBestStart. */ while( ctx.iter.iStart>=0 && ctx.iter.iStart<iBestStart && rc==SQLITE_OK ){ rc = fts5CInstIterNext(&ctx.iter); } if( rc==SQLITE_OK ){ rc = pApi->xTokenize(pFts, ctx.zIn, ctx.nIn, (void*)&ctx,fts5HighlightCb); } if( ctx.iRangeEnd>=(nColSize-1) ){ fts5HighlightAppend(&rc, &ctx, &ctx.zIn[ctx.iOff], ctx.nIn - ctx.iOff); }else{ fts5HighlightAppend(&rc, &ctx, zEllips, -1); } } if( rc==SQLITE_OK ){ sqlite3_result_text(pCtx, (const char*)ctx.zOut, -1, SQLITE_TRANSIENT); }else{ sqlite3_result_error_code(pCtx, rc); } sqlite3_free(ctx.zOut); sqlite3_free(aSeen); sqlite3_free(sFinder.aFirst); } /************************************************************************/ /* ** The first time the bm25() function is called for a query, an instance ** of the following structure is allocated and populated. |
︙ | ︙ | |||
4787 4788 4789 4790 4791 4792 4793 4794 4795 4796 4797 4798 4799 4800 | case ')': tok = FTS5_RP; break; case '{': tok = FTS5_LCP; break; case '}': tok = FTS5_RCP; break; case ':': tok = FTS5_COLON; break; case ',': tok = FTS5_COMMA; break; case '+': tok = FTS5_PLUS; break; case '*': tok = FTS5_STAR; break; case '\0': tok = FTS5_EOF; break; case '"': { const char *z2; tok = FTS5_STRING; for(z2=&z[1]; 1; z2++){ | > | 4953 4954 4955 4956 4957 4958 4959 4960 4961 4962 4963 4964 4965 4966 4967 | case ')': tok = FTS5_RP; break; case '{': tok = FTS5_LCP; break; case '}': tok = FTS5_RCP; break; case ':': tok = FTS5_COLON; break; case ',': tok = FTS5_COMMA; break; case '+': tok = FTS5_PLUS; break; case '*': tok = FTS5_STAR; break; case '-': tok = FTS5_MINUS; break; case '\0': tok = FTS5_EOF; break; case '"': { const char *z2; tok = FTS5_STRING; for(z2=&z[1]; 1; z2++){ |
︙ | ︙ | |||
5373 5374 5375 5376 5377 5378 5379 5380 5381 5382 5383 5384 5385 5386 | static int fts5ExprNearInitAll( Fts5Expr *pExpr, Fts5ExprNode *pNode ){ Fts5ExprNearset *pNear = pNode->pNear; int i, j; int rc = SQLITE_OK; assert( pNode->bNomatch==0 ); for(i=0; rc==SQLITE_OK && i<pNear->nPhrase; i++){ Fts5ExprPhrase *pPhrase = pNear->apPhrase[i]; for(j=0; j<pPhrase->nTerm; j++){ Fts5ExprTerm *pTerm = &pPhrase->aTerm[j]; Fts5ExprTerm *p; | > < | < < | > | | | | 5540 5541 5542 5543 5544 5545 5546 5547 5548 5549 5550 5551 5552 5553 5554 5555 5556 5557 5558 5559 5560 5561 5562 5563 5564 5565 5566 5567 5568 5569 5570 5571 5572 5573 5574 5575 5576 5577 5578 5579 5580 5581 5582 5583 5584 5585 5586 | static int fts5ExprNearInitAll( Fts5Expr *pExpr, Fts5ExprNode *pNode ){ Fts5ExprNearset *pNear = pNode->pNear; int i, j; int rc = SQLITE_OK; int bEof = 1; assert( pNode->bNomatch==0 ); for(i=0; rc==SQLITE_OK && i<pNear->nPhrase; i++){ Fts5ExprPhrase *pPhrase = pNear->apPhrase[i]; for(j=0; j<pPhrase->nTerm; j++){ Fts5ExprTerm *pTerm = &pPhrase->aTerm[j]; Fts5ExprTerm *p; for(p=pTerm; p && rc==SQLITE_OK; p=p->pSynonym){ if( p->pIter ){ sqlite3Fts5IterClose(p->pIter); p->pIter = 0; } rc = sqlite3Fts5IndexQuery( pExpr->pIndex, p->zTerm, (int)strlen(p->zTerm), (pTerm->bPrefix ? FTS5INDEX_QUERY_PREFIX : 0) | (pExpr->bDesc ? FTS5INDEX_QUERY_DESC : 0), pNear->pColset, &p->pIter ); assert( rc==SQLITE_OK || p->pIter==0 ); if( p->pIter && 0==sqlite3Fts5IterEof(p->pIter) ){ bEof = 0; } } if( bEof ) break; } if( bEof ) break; } pNode->bEof = bEof; return rc; } /* ** If pExpr is an ASC iterator, this function returns a value with the ** same sign as: ** |
︙ | ︙ | |||
6257 6258 6259 6260 6261 6262 6263 | static int sqlite3Fts5ExprClonePhrase( Fts5Expr *pExpr, int iPhrase, Fts5Expr **ppNew ){ int rc = SQLITE_OK; /* Return code */ Fts5ExprPhrase *pOrig; /* The phrase extracted from pExpr */ | < | > > | | | | | | | | | | | | > > > > > | 6423 6424 6425 6426 6427 6428 6429 6430 6431 6432 6433 6434 6435 6436 6437 6438 6439 6440 6441 6442 6443 6444 6445 6446 6447 6448 6449 6450 6451 6452 6453 6454 6455 6456 6457 6458 6459 6460 6461 6462 6463 6464 6465 6466 6467 6468 6469 6470 6471 6472 6473 6474 6475 6476 6477 6478 6479 6480 6481 6482 6483 6484 | static int sqlite3Fts5ExprClonePhrase( Fts5Expr *pExpr, int iPhrase, Fts5Expr **ppNew ){ int rc = SQLITE_OK; /* Return code */ Fts5ExprPhrase *pOrig; /* The phrase extracted from pExpr */ Fts5Expr *pNew = 0; /* Expression to return via *ppNew */ TokenCtx sCtx = {0,0}; /* Context object for fts5ParseTokenize */ pOrig = pExpr->apExprPhrase[iPhrase]; pNew = (Fts5Expr*)sqlite3Fts5MallocZero(&rc, sizeof(Fts5Expr)); if( rc==SQLITE_OK ){ pNew->apExprPhrase = (Fts5ExprPhrase**)sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprPhrase*)); } if( rc==SQLITE_OK ){ pNew->pRoot = (Fts5ExprNode*)sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprNode)); } if( rc==SQLITE_OK ){ pNew->pRoot->pNear = (Fts5ExprNearset*)sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprNearset) + sizeof(Fts5ExprPhrase*)); } if( rc==SQLITE_OK ){ Fts5Colset *pColsetOrig = pOrig->pNode->pNear->pColset; if( pColsetOrig ){ int nByte = sizeof(Fts5Colset) + (pColsetOrig->nCol-1) * sizeof(int); Fts5Colset *pColset = (Fts5Colset*)sqlite3Fts5MallocZero(&rc, nByte); if( pColset ){ memcpy(pColset, pColsetOrig, nByte); } pNew->pRoot->pNear->pColset = pColset; } } if( pOrig->nTerm ){ int i; /* Used to iterate through phrase terms */ for(i=0; rc==SQLITE_OK && i<pOrig->nTerm; i++){ int tflags = 0; Fts5ExprTerm *p; for(p=&pOrig->aTerm[i]; p && rc==SQLITE_OK; p=p->pSynonym){ const char *zTerm = p->zTerm; rc = fts5ParseTokenize((void*)&sCtx, tflags, zTerm, (int)strlen(zTerm), 0, 0); tflags = FTS5_TOKEN_COLOCATED; } if( rc==SQLITE_OK ){ sCtx.pPhrase->aTerm[i].bPrefix = pOrig->aTerm[i].bPrefix; } } }else{ /* This happens when parsing a token or quoted phrase that contains ** no token characters at all. (e.g ... MATCH '""'). */ sCtx.pPhrase = sqlite3Fts5MallocZero(&rc, sizeof(Fts5ExprPhrase)); } if( rc==SQLITE_OK ){ /* All the allocations succeeded. Put the expression object together. */ pNew->pIndex = pExpr->pIndex; pNew->pConfig = pExpr->pConfig; pNew->nPhrase = 1; |
︙ | ︙ | |||
6412 6413 6414 6415 6416 6417 6418 6419 6420 6421 6422 6423 6424 6425 | /* Check that the array is in order and contains no duplicate entries. */ for(i=1; i<pNew->nCol; i++) assert( pNew->aiCol[i]>pNew->aiCol[i-1] ); #endif } return pNew; } static Fts5Colset *sqlite3Fts5ParseColset( Fts5Parse *pParse, /* Store SQLITE_NOMEM here if required */ Fts5Colset *pColset, /* Existing colset object */ Fts5Token *p ){ Fts5Colset *pRet = 0; | > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 6584 6585 6586 6587 6588 6589 6590 6591 6592 6593 6594 6595 6596 6597 6598 6599 6600 6601 6602 6603 6604 6605 6606 6607 6608 6609 6610 6611 6612 6613 6614 6615 6616 6617 6618 6619 6620 6621 6622 6623 6624 6625 | /* Check that the array is in order and contains no duplicate entries. */ for(i=1; i<pNew->nCol; i++) assert( pNew->aiCol[i]>pNew->aiCol[i-1] ); #endif } return pNew; } /* ** Allocate and return an Fts5Colset object specifying the inverse of ** the colset passed as the second argument. Free the colset passed ** as the second argument before returning. */ static Fts5Colset *sqlite3Fts5ParseColsetInvert(Fts5Parse *pParse, Fts5Colset *p){ Fts5Colset *pRet; int nCol = pParse->pConfig->nCol; pRet = (Fts5Colset*)sqlite3Fts5MallocZero(&pParse->rc, sizeof(Fts5Colset) + sizeof(int)*nCol ); if( pRet ){ int i; int iOld = 0; for(i=0; i<nCol; i++){ if( iOld>=p->nCol || p->aiCol[iOld]!=i ){ pRet->aiCol[pRet->nCol++] = i; }else{ iOld++; } } } sqlite3_free(p); return pRet; } static Fts5Colset *sqlite3Fts5ParseColset( Fts5Parse *pParse, /* Store SQLITE_NOMEM here if required */ Fts5Colset *pColset, /* Existing colset object */ Fts5Token *p ){ Fts5Colset *pRet = 0; |
︙ | ︙ | |||
8510 8511 8512 8513 8514 8515 8516 | p->nRead++; } assert( (pRet==0)==(p->rc!=SQLITE_OK) ); return pRet; } | < > > > > > > > > > > > > | 8710 8711 8712 8713 8714 8715 8716 8717 8718 8719 8720 8721 8722 8723 8724 8725 8726 8727 8728 8729 8730 8731 8732 8733 8734 8735 8736 8737 8738 8739 8740 8741 8742 | p->nRead++; } assert( (pRet==0)==(p->rc!=SQLITE_OK) ); return pRet; } /* ** Release a reference to data record returned by an earlier call to ** fts5DataRead(). */ static void fts5DataRelease(Fts5Data *pData){ sqlite3_free(pData); } static Fts5Data *fts5LeafRead(Fts5Index *p, i64 iRowid){ Fts5Data *pRet = fts5DataRead(p, iRowid); if( pRet ){ if( pRet->szLeaf>pRet->nn ){ p->rc = FTS5_CORRUPT; fts5DataRelease(pRet); pRet = 0; } } return pRet; } static int fts5IndexPrepareStmt( Fts5Index *p, sqlite3_stmt **ppStmt, char *zSql ){ if( p->rc==SQLITE_OK ){ |
︙ | ︙ | |||
9327 9328 9329 9330 9331 9332 9333 | Fts5StructureSegment *pSeg = pIter->pSeg; fts5DataRelease(pIter->pLeaf); pIter->iLeafPgno++; if( pIter->pNextLeaf ){ pIter->pLeaf = pIter->pNextLeaf; pIter->pNextLeaf = 0; }else if( pIter->iLeafPgno<=pSeg->pgnoLast ){ | | | 9538 9539 9540 9541 9542 9543 9544 9545 9546 9547 9548 9549 9550 9551 9552 | Fts5StructureSegment *pSeg = pIter->pSeg; fts5DataRelease(pIter->pLeaf); pIter->iLeafPgno++; if( pIter->pNextLeaf ){ pIter->pLeaf = pIter->pNextLeaf; pIter->pNextLeaf = 0; }else if( pIter->iLeafPgno<=pSeg->pgnoLast ){ pIter->pLeaf = fts5LeafRead(p, FTS5_SEGMENT_ROWID(pSeg->iSegid, pIter->iLeafPgno) ); }else{ pIter->pLeaf = 0; } pLeaf = pIter->pLeaf; |
︙ | ︙ | |||
9830 9831 9832 9833 9834 9835 9836 | if( (iOff = fts5LeafFirstRowidOff(pLeaf)) && iOff<pLeaf->szLeaf ){ iOff += sqlite3Fts5GetVarint(&pLeaf->p[iOff], (u64*)&pIter->iRowid); pIter->iLeafOffset = iOff; if( pLeaf->nn>pLeaf->szLeaf ){ pIter->iPgidxOff = pLeaf->szLeaf + fts5GetVarint32( &pLeaf->p[pLeaf->szLeaf], pIter->iEndofDoclist | | < | 10041 10042 10043 10044 10045 10046 10047 10048 10049 10050 10051 10052 10053 10054 10055 10056 | if( (iOff = fts5LeafFirstRowidOff(pLeaf)) && iOff<pLeaf->szLeaf ){ iOff += sqlite3Fts5GetVarint(&pLeaf->p[iOff], (u64*)&pIter->iRowid); pIter->iLeafOffset = iOff; if( pLeaf->nn>pLeaf->szLeaf ){ pIter->iPgidxOff = pLeaf->szLeaf + fts5GetVarint32( &pLeaf->p[pLeaf->szLeaf], pIter->iEndofDoclist ); } } else if( pLeaf->nn>pLeaf->szLeaf ){ pIter->iPgidxOff = pLeaf->szLeaf + fts5GetVarint32( &pLeaf->p[pLeaf->szLeaf], iOff ); pIter->iLeafOffset = iOff; pIter->iEndofDoclist = iOff; |
︙ | ︙ | |||
10076 10077 10078 10079 10080 10081 10082 10083 10084 10085 10086 10087 10088 10089 | bEndOfPage = 1; break; } iPgidx += fts5GetVarint32(&a[iPgidx], nKeep); iTermOff += nKeep; iOff = iTermOff; /* Read the nKeep field of the next term. */ fts5FastGetVarint32(a, iOff, nKeep); } search_failed: if( bGe==0 ){ | > > > > > | 10286 10287 10288 10289 10290 10291 10292 10293 10294 10295 10296 10297 10298 10299 10300 10301 10302 10303 10304 | bEndOfPage = 1; break; } iPgidx += fts5GetVarint32(&a[iPgidx], nKeep); iTermOff += nKeep; iOff = iTermOff; if( iOff>=n ){ p->rc = FTS5_CORRUPT; return; } /* Read the nKeep field of the next term. */ fts5FastGetVarint32(a, iOff, nKeep); } search_failed: if( bGe==0 ){ |
︙ | ︙ | |||
11002 11003 11004 11005 11006 11007 11008 11009 11010 11011 11012 11013 11014 11015 | ** Fts5Iter.poslist buffer and then set the output pointer to point ** to this buffer. */ fts5BufferZero(&pIter->poslist); fts5SegiterPoslist(pIter->pIndex, pSeg, 0, &pIter->poslist); pIter->base.pData = pIter->poslist.p; } } /* ** xSetOutputs callback used by detail=col when there is a column filter ** and there are 100 or more columns. Also called as a fallback from ** fts5IterSetOutputs_Col100 if the column-list spans more than one page. */ static void fts5IterSetOutputs_Col(Fts5Iter *pIter, Fts5SegIter *pSeg){ | > > > > > > > > > | 11217 11218 11219 11220 11221 11222 11223 11224 11225 11226 11227 11228 11229 11230 11231 11232 11233 11234 11235 11236 11237 11238 11239 | ** Fts5Iter.poslist buffer and then set the output pointer to point ** to this buffer. */ fts5BufferZero(&pIter->poslist); fts5SegiterPoslist(pIter->pIndex, pSeg, 0, &pIter->poslist); pIter->base.pData = pIter->poslist.p; } } /* ** xSetOutputs callback used when the Fts5Colset object has nCol==0 (match ** against no columns at all). */ static void fts5IterSetOutputs_ZeroColset(Fts5Iter *pIter, Fts5SegIter *pSeg){ UNUSED_PARAM(pSeg); pIter->base.nData = 0; } /* ** xSetOutputs callback used by detail=col when there is a column filter ** and there are 100 or more columns. Also called as a fallback from ** fts5IterSetOutputs_Col100 if the column-list spans more than one page. */ static void fts5IterSetOutputs_Col(Fts5Iter *pIter, Fts5SegIter *pSeg){ |
︙ | ︙ | |||
11107 11108 11109 11110 11111 11112 11113 11114 11115 11116 11117 11118 11119 11120 | if( pConfig->eDetail==FTS5_DETAIL_NONE ){ pIter->xSetOutputs = fts5IterSetOutputs_None; } else if( pIter->pColset==0 ){ pIter->xSetOutputs = fts5IterSetOutputs_Nocolset; } else if( pConfig->eDetail==FTS5_DETAIL_FULL ){ pIter->xSetOutputs = fts5IterSetOutputs_Full; } else{ assert( pConfig->eDetail==FTS5_DETAIL_COLUMNS ); | > > > > | 11331 11332 11333 11334 11335 11336 11337 11338 11339 11340 11341 11342 11343 11344 11345 11346 11347 11348 | if( pConfig->eDetail==FTS5_DETAIL_NONE ){ pIter->xSetOutputs = fts5IterSetOutputs_None; } else if( pIter->pColset==0 ){ pIter->xSetOutputs = fts5IterSetOutputs_Nocolset; } else if( pIter->pColset->nCol==0 ){ pIter->xSetOutputs = fts5IterSetOutputs_ZeroColset; } else if( pConfig->eDetail==FTS5_DETAIL_FULL ){ pIter->xSetOutputs = fts5IterSetOutputs_Full; } else{ assert( pConfig->eDetail==FTS5_DETAIL_COLUMNS ); |
︙ | ︙ | |||
16885 16886 16887 16888 16889 16890 16891 | static void fts5SourceIdFunc( sqlite3_context *pCtx, /* Function call context */ int nArg, /* Number of args */ sqlite3_value **apUnused /* Function arguments */ ){ assert( nArg==0 ); UNUSED_PARAM2(nArg, apUnused); | | | 17113 17114 17115 17116 17117 17118 17119 17120 17121 17122 17123 17124 17125 17126 17127 | static void fts5SourceIdFunc( sqlite3_context *pCtx, /* Function call context */ int nArg, /* Number of args */ sqlite3_value **apUnused /* Function arguments */ ){ assert( nArg==0 ); UNUSED_PARAM2(nArg, apUnused); sqlite3_result_text(pCtx, "fts5: 2016-10-13 12:56:18 4d66ac98deaa85218be7ff0eb254f78b96d8e8d4", -1, SQLITE_TRANSIENT); } static int fts5Init(sqlite3 *db){ static const sqlite3_module fts5Mod = { /* iVersion */ 2, /* xCreate */ fts5CreateMethod, /* xConnect */ fts5ConnectMethod, |
︙ | ︙ | |||
20372 20373 20374 20375 20376 20377 20378 | if( iTermLe>=0 ){ idxNum |= FTS5_VOCAB_TERM_LE; pInfo->aConstraintUsage[iTermLe].argvIndex = ++nArg; pInfo->estimatedCost = pInfo->estimatedCost / 2; } } | > > > > > | > > > > | > > | 20600 20601 20602 20603 20604 20605 20606 20607 20608 20609 20610 20611 20612 20613 20614 20615 20616 20617 20618 20619 20620 20621 20622 20623 20624 20625 20626 | if( iTermLe>=0 ){ idxNum |= FTS5_VOCAB_TERM_LE; pInfo->aConstraintUsage[iTermLe].argvIndex = ++nArg; pInfo->estimatedCost = pInfo->estimatedCost / 2; } } /* This virtual table always delivers results in ascending order of ** the "term" column (column 0). So if the user has requested this ** specifically - "ORDER BY term" or "ORDER BY term ASC" - set the ** sqlite3_index_info.orderByConsumed flag to tell the core the results ** are already in sorted order. */ if( pInfo->nOrderBy==1 && pInfo->aOrderBy[0].iColumn==0 && pInfo->aOrderBy[0].desc==0 ){ pInfo->orderByConsumed = 1; } pInfo->idxNum = idxNum; return SQLITE_OK; } /* ** Implementation of xOpen method. */ static int fts5VocabOpenMethod( |
︙ | ︙ |