System.Data.SQLite
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Overview
Comment:Add DefaultFlags_SQLiteConnection environment variable to enable customization of the default connection flags.
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Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 719a56624a8129c7340fcb8cde98a76e69af6a2d
User & Date: mistachkin 2015-05-06 02:58:47
References
2015-05-06
03:53 Ticket [46166bd492] View columns not supported in Entity Framework v 6.0 status still Pending with 3 other changes artifact: 0dd6536297 user: mistachkin
Context
2015-05-06
03:48
Update the example configuration file with the new environment variable. check-in: bea855da67 user: mistachkin tags: trunk
02:58
Add DefaultFlags_SQLiteConnection environment variable to enable customization of the default connection flags. check-in: 719a56624a user: mistachkin tags: trunk
2015-05-05
22:53
Update SQLite core library to the latest 3.8.10 pre-release. check-in: ee4b5ffd21 user: mistachkin tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to Doc/Extra/Provider/environment.html.

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          (and the System.Data.SQLite.EF6.SQLiteProviderManifest class) to
          modify future provider manifest tokens by appending the value of
          the environment variable to the existing provider manifest token,
          if any.  Typically, in order for the constructed provider manifest
          token to be syntactically correct, the environment variable value
          [to be appended] must begin with a semicolon.</td>
        </tr>







        <tr valign="top">
          <td>Force_SQLiteLog</td>
          <td>If this environment variable is set [to anything], the SQLite
          logging subsystem may be initialized in a non-default application
          domain.  By default, this is not allowed due to the potential for
          application domain unloading issues.</td>
        </tr>







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          (and the System.Data.SQLite.EF6.SQLiteProviderManifest class) to
          modify future provider manifest tokens by appending the value of
          the environment variable to the existing provider manifest token,
          if any.  Typically, in order for the constructed provider manifest
          token to be syntactically correct, the environment variable value
          [to be appended] must begin with a semicolon.</td>
        </tr>
        <tr valign="top">
          <td>DefaultFlags_SQLiteConnection</td>
          <td>If this environment variable is set [to anything], it will be
          used by the System.Data.SQLite.SQLiteConnection class as the default
          flags for all opened connections (i.e. when they are not present in
          the connection string).</td>
        </tr>
        <tr valign="top">
          <td>Force_SQLiteLog</td>
          <td>If this environment variable is set [to anything], the SQLite
          logging subsystem may be initialized in a non-default application
          domain.  By default, this is not allowed due to the potential for
          application domain unloading issues.</td>
        </tr>

Changes to Doc/Extra/Provider/version.html.

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    <ul>
      <li>Updated to <a href="https://www.sqlite.org/draft/releaselog/3_8_10.html">SQLite 3.8.10</a>.</li>
      <li>Updated to <a href="https://www.nuget.org/packages/EntityFramework/6.1.3">Entity Framework 6.1.3</a>.</li>
      <li>Improve ADO.NET conformance of the SQLiteDataReader.RecordsAffected property. Fix for <a href="https://system.data.sqlite.org/index.html/info/74542e702e">[74542e702e]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Prevent the IDataReader.GetDataTypeName method from throwing &quot;No current row&quot; exceptions. Fix for <a href="https://system.data.sqlite.org/index.html/info/94252b9059">[94252b9059]</a>.</li>
      <li>When BinaryGUID handling is off, transform the LINQ parameter types as well. Fix for <a href="https://system.data.sqlite.org/index.html/info/a4d9c7ee94">[a4d9c7ee94]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>The IDataReader.GetDataTypeName method should always return the declared type name.&nbsp;<b>** Potentially Incompatible Change **</b></li>

    </ul>
    <p><b>1.0.96.0 - March 5, 2015</b></p>
    <ul>
      <li>Prevent the IDataReader.GetOrdinal method from throwing &quot;No current row&quot; exceptions. Fix for <a href="https://system.data.sqlite.org/index.html/info/2be4298631">[2be4298631]</a>, <a href="https://system.data.sqlite.org/index.html/info/abad7c577d">[abad7c577d]</a>, and <a href="https://system.data.sqlite.org/index.html/info/c28d7fe915">[c28d7fe915]</a>.</li>
      <li>When counting the number of tables in the GetSchemaTable method, do not include those that have a null or empty name. Fix for <a href="https://system.data.sqlite.org/index.html/info/92dbf1229a">[92dbf1229a]</a>.</li>
    </ul>
    <p><b>1.0.95.0 - March 2, 2015</b></p>







>







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    <ul>
      <li>Updated to <a href="https://www.sqlite.org/draft/releaselog/3_8_10.html">SQLite 3.8.10</a>.</li>
      <li>Updated to <a href="https://www.nuget.org/packages/EntityFramework/6.1.3">Entity Framework 6.1.3</a>.</li>
      <li>Improve ADO.NET conformance of the SQLiteDataReader.RecordsAffected property. Fix for <a href="https://system.data.sqlite.org/index.html/info/74542e702e">[74542e702e]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Prevent the IDataReader.GetDataTypeName method from throwing &quot;No current row&quot; exceptions. Fix for <a href="https://system.data.sqlite.org/index.html/info/94252b9059">[94252b9059]</a>.</li>
      <li>When BinaryGUID handling is off, transform the LINQ parameter types as well. Fix for <a href="https://system.data.sqlite.org/index.html/info/a4d9c7ee94">[a4d9c7ee94]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>The IDataReader.GetDataTypeName method should always return the declared type name.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Add DefaultFlags_SQLiteConnection environment variable to enable customization of the default connection flags.</li>
    </ul>
    <p><b>1.0.96.0 - March 5, 2015</b></p>
    <ul>
      <li>Prevent the IDataReader.GetOrdinal method from throwing &quot;No current row&quot; exceptions. Fix for <a href="https://system.data.sqlite.org/index.html/info/2be4298631">[2be4298631]</a>, <a href="https://system.data.sqlite.org/index.html/info/abad7c577d">[abad7c577d]</a>, and <a href="https://system.data.sqlite.org/index.html/info/c28d7fe915">[c28d7fe915]</a>.</li>
      <li>When counting the number of tables in the GetSchemaTable method, do not include those that have a null or empty name. Fix for <a href="https://system.data.sqlite.org/index.html/info/92dbf1229a">[92dbf1229a]</a>.</li>
    </ul>
    <p><b>1.0.95.0 - March 2, 2015</b></p>

Changes to System.Data.SQLite/SQLiteConnection.cs.

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    internal const string DefaultBaseSchemaName = "sqlite_default_schema";

    private const string MemoryFileName = ":memory:";

    internal const IsolationLevel DeferredIsolationLevel = IsolationLevel.ReadCommitted;
    internal const IsolationLevel ImmediateIsolationLevel = IsolationLevel.Serializable;

    private const SQLiteConnectionFlags DefaultFlags = SQLiteConnectionFlags.Default;
    private const SQLiteSynchronousEnum DefaultSynchronous = SQLiteSynchronousEnum.Default;
    private const SQLiteJournalModeEnum DefaultJournalMode = SQLiteJournalModeEnum.Default;
    private const IsolationLevel DefaultIsolationLevel = IsolationLevel.Serializable;
    internal const SQLiteDateFormats DefaultDateTimeFormat = SQLiteDateFormats.Default;
    internal const DateTimeKind DefaultDateTimeKind = DateTimeKind.Unspecified;
    internal const string DefaultDateTimeFormatString = null;
    private const string DefaultDataSource = null;
................................................................................
            }
            else
            {
                return null;
            }
        }
    }






















    /// <summary>
    /// The extra connection flags to be used for all opened connections.
    /// </summary>
    public static SQLiteConnectionFlags SharedFlags
    {
        get { lock (_syncRoot) { return _sharedFlags; } }







|







 







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    internal const string DefaultBaseSchemaName = "sqlite_default_schema";

    private const string MemoryFileName = ":memory:";

    internal const IsolationLevel DeferredIsolationLevel = IsolationLevel.ReadCommitted;
    internal const IsolationLevel ImmediateIsolationLevel = IsolationLevel.Serializable;

    private const SQLiteConnectionFlags FallbackDefaultFlags = SQLiteConnectionFlags.Default;
    private const SQLiteSynchronousEnum DefaultSynchronous = SQLiteSynchronousEnum.Default;
    private const SQLiteJournalModeEnum DefaultJournalMode = SQLiteJournalModeEnum.Default;
    private const IsolationLevel DefaultIsolationLevel = IsolationLevel.Serializable;
    internal const SQLiteDateFormats DefaultDateTimeFormat = SQLiteDateFormats.Default;
    internal const DateTimeKind DefaultDateTimeKind = DateTimeKind.Unspecified;
    internal const string DefaultDateTimeFormatString = null;
    private const string DefaultDataSource = null;
................................................................................
            }
            else
            {
                return null;
            }
        }
    }

    /// <summary>
    /// The default connection flags to be used for all opened connections
    /// when they are not present in the connection string.
    /// </summary>
    public static SQLiteConnectionFlags DefaultFlags
    {
        get
        {
            object enumValue;

            enumValue = TryParseEnum(typeof(SQLiteConnectionFlags),
                UnsafeNativeMethods.GetSettingValue(
                    "DefaultFlags_SQLiteConnection", null), true);

            if (enumValue is SQLiteConnectionFlags)
                return (SQLiteConnectionFlags)enumValue;

            return FallbackDefaultFlags;
        }
    }

    /// <summary>
    /// The extra connection flags to be used for all opened connections.
    /// </summary>
    public static SQLiteConnectionFlags SharedFlags
    {
        get { lock (_syncRoot) { return _sharedFlags; } }

Changes to Tests/basic.eagle.

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package require System.Data.SQLite.Test
runSQLiteTestPrologue
runSQLiteTestFilesPrologue

###############################################################################







































runTest {test data-1.1 {unit tests from the 'test' project} -setup {
  cleanupFile [file join [file dirname $testExeFile] Test.db3]
  set fileName [file join [getDatabaseDirectory] data-1.1.db]
} -body {
  set output ""

  set code [catch {
................................................................................
  cleanupDb $fileName

  freeDbConnection

  unset -nocomplain result connection db fileName
} -constraints {eagle command.object monoBug28 command.sql compile.DATA SQLite\
System.Data.SQLite} -result {Ok 32768}}





















































###############################################################################

reportSQLiteResources $test_channel

###############################################################################

runSQLiteTestFilesEpilogue
runSQLiteTestEpilogue
runTestEpilogue







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package require System.Data.SQLite.Test
runSQLiteTestPrologue
runSQLiteTestFilesPrologue

###############################################################################

proc saveSQLiteConnectionEnvironment {} {
  foreach name [list \
      DefaultFlags_SQLiteConnection No_SQLiteConnectionNewParser] {
    #
    # NOTE: Does the live environment variable exist?  If so, save the value
    #       for later; otherwise, make sure the saved value does not exist
    #       either.  The live environment variables ARE NOT changed by this
    #       procedure.
    #
    if {[uplevel 1 [list info exists env($name)]]} then {
      uplevel 1 [list set savedEnv($name) [uplevel 1 [list set env($name)]]]
    } else {
      uplevel 1 [list unset -nocomplain savedEnv($name)]
    }
  }
}
 
proc restoreSQLiteConnectionEnvironment {} {
  foreach name [list \
      DefaultFlags_SQLiteConnection No_SQLiteConnectionNewParser] {
    #
    # NOTE: Does the saved environment variable exist?  If so, restore the
    #       saved value and then unset it; otherwise, make sure the live
    #       environment variable does not exist either (i.e. it was not set
    #       to begin with).  Both the saved and live environment variables
    #       ARE changed by this procedure.
    #
    if {[uplevel 1 [list info exists savedEnv($name)]]} then {
      uplevel 1 [list set env($name) [uplevel 1 [list set savedEnv($name)]]]
      uplevel 1 [list unset -nocomplain savedEnv($name)]
    } else {
      uplevel 1 [list unset -nocomplain env($name)]
    }
  }
}

###############################################################################

runTest {test data-1.1 {unit tests from the 'test' project} -setup {
  cleanupFile [file join [file dirname $testExeFile] Test.db3]
  set fileName [file join [getDatabaseDirectory] data-1.1.db]
} -body {
  set output ""

  set code [catch {
................................................................................
  cleanupDb $fileName

  freeDbConnection

  unset -nocomplain result connection db fileName
} -constraints {eagle command.object monoBug28 command.sql compile.DATA SQLite\
System.Data.SQLite} -result {Ok 32768}}

###############################################################################

runTest {test data-1.68 {unset env(DefaultFlags_SQLiteConnection)} -setup {
  saveSQLiteConnectionEnvironment

  unset -nocomplain env(DefaultFlags_SQLiteConnection)

  setupDb [set fileName data-1.68.db]
} -body {
  set connection [getDbConnection]

  list [object invoke System.Data.SQLite.SQLiteConnection DefaultFlags] \
      [$connection Flags]
} -cleanup {
  cleanupDb $fileName
  restoreSQLiteConnectionEnvironment

  freeDbConnection

  unset -nocomplain connection db fileName
} -constraints {eagle command.object monoBug28 command.sql compile.DATA SQLite\
System.Data.SQLite} -result {Default Default}}

###############################################################################

runTest {test data-1.69 {set env(DefaultFlags_SQLiteConnection)} -setup {
  saveSQLiteConnectionEnvironment

  set env(DefaultFlags_SQLiteConnection) "DetectTextAffinity, DetectStringType"

  setupDb [set fileName data-1.69.db]
} -body {
  set connection [getDbConnection]

  list [object invoke System.Data.SQLite.SQLiteConnection DefaultFlags] \
      [$connection Flags]
} -cleanup {
  cleanupDb $fileName
  restoreSQLiteConnectionEnvironment

  freeDbConnection

  unset -nocomplain connection db fileName
} -constraints {eagle command.object monoBug28 command.sql compile.DATA SQLite\
System.Data.SQLite} -result {{DetectTextAffinity, DetectStringType}\
{DetectTextAffinity, DetectStringType}}}

###############################################################################

rename restoreSQLiteConnectionEnvironment ""
rename saveSQLiteConnectionEnvironment ""

###############################################################################

reportSQLiteResources $test_channel

###############################################################################

runSQLiteTestFilesEpilogue
runSQLiteTestEpilogue
runTestEpilogue

Changes to readme.htm.

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<ul>
    <li>Updated to <a href="https://www.sqlite.org/draft/releaselog/3_8_10.html">SQLite 3.8.10</a>.</li>
    <li>Updated to <a href="https://www.nuget.org/packages/EntityFramework/6.1.3">Entity Framework 6.1.3</a>.</li>
    <li>Improve ADO.NET conformance of the SQLiteDataReader.RecordsAffected property. Fix for [74542e702e].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Prevent the IDataReader.GetDataTypeName method from throwing &quot;No current row&quot; exceptions. Fix for [94252b9059].</li>
    <li>When BinaryGUID handling is off, transform the LINQ parameter types as well. Fix for [a4d9c7ee94].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>The IDataReader.GetDataTypeName method should always return the declared type name.&nbsp;<b>** Potentially Incompatible Change **</b></li>

</ul>
<p>
    <b>1.0.96.0 - March 5, 2015</b>
</p>
<ul>
    <li>Prevent the IDataReader.GetOrdinal method from throwing &quot;No current row&quot; exceptions. Fix for [c28d7fe915].</li>
    <li>When counting the number of tables in the GetSchemaTable method, do not include those that have a null or empty name. Fix for [92dbf1229a].</li>







>







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<ul>
    <li>Updated to <a href="https://www.sqlite.org/draft/releaselog/3_8_10.html">SQLite 3.8.10</a>.</li>
    <li>Updated to <a href="https://www.nuget.org/packages/EntityFramework/6.1.3">Entity Framework 6.1.3</a>.</li>
    <li>Improve ADO.NET conformance of the SQLiteDataReader.RecordsAffected property. Fix for [74542e702e].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Prevent the IDataReader.GetDataTypeName method from throwing &quot;No current row&quot; exceptions. Fix for [94252b9059].</li>
    <li>When BinaryGUID handling is off, transform the LINQ parameter types as well. Fix for [a4d9c7ee94].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>The IDataReader.GetDataTypeName method should always return the declared type name.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Add DefaultFlags_SQLiteConnection environment variable to enable customization of the default connection flags.</li>
</ul>
<p>
    <b>1.0.96.0 - March 5, 2015</b>
</p>
<ul>
    <li>Prevent the IDataReader.GetOrdinal method from throwing &quot;No current row&quot; exceptions. Fix for [c28d7fe915].</li>
    <li>When counting the number of tables in the GetSchemaTable method, do not include those that have a null or empty name. Fix for [92dbf1229a].</li>

Changes to www/news.wiki.

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<ul>
    <li>Updated to [https://www.sqlite.org/draft/releaselog/3_8_10.html|SQLite 3.8.10].</li>
    <li>Updated to [https://www.nuget.org/packages/EntityFramework/6.1.3|Entity Framework 6.1.3].</li>
    <li>Improve ADO.NET conformance of the SQLiteDataReader.RecordsAffected property. Fix for [74542e702e].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Prevent the IDataReader.GetDataTypeName method from throwing &quot;No current row&quot; exceptions. Fix for [94252b9059].</li>
    <li>When BinaryGUID handling is off, transform the LINQ parameter types as well. Fix for [a4d9c7ee94].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>The IDataReader.GetDataTypeName method should always return the declared type name.&nbsp;<b>** Potentially Incompatible Change **</b></li>

</ul>
<p>
    <b>1.0.96.0 - March 5, 2015</b>
</p>
<ul>
    <li>Prevent the IDataReader.GetOrdinal method from throwing &quot;No current row&quot; exceptions. Fix for [c28d7fe915].</li>
    <li>When counting the number of tables in the GetSchemaTable method, do not include those that have a null or empty name. Fix for [92dbf1229a].</li>







>







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<ul>
    <li>Updated to [https://www.sqlite.org/draft/releaselog/3_8_10.html|SQLite 3.8.10].</li>
    <li>Updated to [https://www.nuget.org/packages/EntityFramework/6.1.3|Entity Framework 6.1.3].</li>
    <li>Improve ADO.NET conformance of the SQLiteDataReader.RecordsAffected property. Fix for [74542e702e].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Prevent the IDataReader.GetDataTypeName method from throwing &quot;No current row&quot; exceptions. Fix for [94252b9059].</li>
    <li>When BinaryGUID handling is off, transform the LINQ parameter types as well. Fix for [a4d9c7ee94].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>The IDataReader.GetDataTypeName method should always return the declared type name.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Add DefaultFlags_SQLiteConnection environment variable to enable customization of the default connection flags.</li>
</ul>
<p>
    <b>1.0.96.0 - March 5, 2015</b>
</p>
<ul>
    <li>Prevent the IDataReader.GetOrdinal method from throwing &quot;No current row&quot; exceptions. Fix for [c28d7fe915].</li>
    <li>When counting the number of tables in the GetSchemaTable method, do not include those that have a null or empty name. Fix for [92dbf1229a].</li>