System.Data.SQLite

        switch (typeKind)
        {
          case PrimitiveTypeKind.Int32:
            result.Append(e.Value.ToString());
            break;

          case PrimitiveTypeKind.Binary:

            ToBlobLiteral((byte[])e.Value, result);

            break;

          case PrimitiveTypeKind.Boolean:
            result.Append((bool)e.Value ? "1" : "0");
            break;

          case PrimitiveTypeKind.Byte:
            result.Append(e.Value.ToString());
            break;

          case PrimitiveTypeKind.DateTime:
            result.Append(EscapeSingleQuote(SQLiteConvert.ToString(
                (System.DateTime)e.Value, _manifest._dateTimeFormat,
                _manifest._dateTimeKind, _manifest._dateTimeFormatString),
                false /* IsUnicode */));

            break;

          case PrimitiveTypeKind.Decimal:
            string strDecimal = ((Decimal)e.Value).ToString(CultureInfo.InvariantCulture);
            // if the decimal value has no decimal part, cast as decimal to preserve type
            // if the number has precision > int64 max precision, it will be handled as decimal by sql server
            // and does not need cast. if precision is lest then 20, then cast using Max(literal precision, sql default precision)

            break;

          case PrimitiveTypeKind.Double:
            result.Append(((Double)e.Value).ToString(CultureInfo.InvariantCulture));
            break;

          case PrimitiveTypeKind.Guid:
            {
                object value = e.Value;

                if (_manifest._binaryGuid && (value is Guid))
                    ToBlobLiteral(((Guid)value).ToByteArray(), result);
                else
                    result.Append(EscapeSingleQuote(e.Value.ToString(), false /* IsUnicode */));
            }
            break;

          case PrimitiveTypeKind.Int16:
            result.Append(e.Value.ToString());
            break;

          case PrimitiveTypeKind.Int64:

    }

    private static ISqlFragment HandleGetDateFunction(SqlGenerator sqlgen, DbFunctionExpression e)
    {
      SqlBuilder result = new SqlBuilder();
      Debug.Assert(e.Arguments.Count == 0, "Canonical getdate function should have no arguments");

      switch (sqlgen._manifest._dateTimeFormat)
      {
        case SQLiteDateFormats.Ticks:
          result.Append("(STRFTIME('%s', 'now') * 10000000 + 621355968000000000)");
          break;
        case SQLiteDateFormats.JulianDay:
          result.Append("CAST(STRFTIME('%J', 'now') AS double)");
          break;
        default:
          result.Append("STRFTIME('%Y-%m-%d %H:%M:%S', 'now')");
          break;
      }

      return result;
    }

    private static ISqlFragment HandleGetUtcDateFunction(SqlGenerator sqlgen, DbFunctionExpression e)
    {
      SqlBuilder result = new SqlBuilder();
      Debug.Assert(e.Arguments.Count == 0, "Canonical getutcdate function should have no arguments");

      switch (sqlgen._manifest._dateTimeFormat)
      {
        case SQLiteDateFormats.Ticks:
          result.Append("(STRFTIME('%s', 'now', 'utc') * 10000000 + 621355968000000000)");
          break;
        case SQLiteDateFormats.JulianDay:
          result.Append("CAST(STRFTIME('%J', 'now', 'utc') AS double)");
          break;

      {
        result.Append("CAST(STRFTIME('");

        // expand the datepart literal as tsql kword
        result.Append(trans);
        result.Append("', ");

        switch (sqlgen._manifest._dateTimeFormat)
        {
          case SQLiteDateFormats.Ticks:
            result.Append(String.Format("(({0} - 621355968000000000) / 10000000.0)", e.Arguments[1].Accept(sqlgen)));
            break;
          default:
            result.Append(e.Arguments[1].Accept(sqlgen));
            break;
        }

        result.Append(") AS integer)");
      }
      else
      {
        result.Append("CAST(SUBSTR(STRFTIME('%f', ");

        switch (sqlgen._manifest._dateTimeFormat)
        {
          case SQLiteDateFormats.Ticks:
            result.Append(String.Format("(({0} - 621355968000000000) / 10000000.0)", e.Arguments[1].Accept(sqlgen)));
            break;
          default:
            result.Append(e.Arguments[1].Accept(sqlgen));
            break;

    /// <param name="e"></param>
    /// <returns></returns>
    private static ISqlFragment HandleCanonicalFunctionDateAdd(SqlGenerator sqlgen, DbFunctionExpression e)
    {
      SqlBuilder result = new SqlBuilder();
      Debug.Assert(e.Arguments.Count == 2, "Canonical datepart functions should have exactly two arguments");

      switch (sqlgen._manifest._dateTimeFormat)
      {
        case SQLiteDateFormats.Ticks:
          result.Append(String.Format("(STRFTIME('%s', JULIANDAY({1}) + ({0} / 86400.0)) * 10000000 + 621355968000000000)", e.Arguments[0].Accept(sqlgen), e.Arguments[1].Accept(sqlgen)));
          break;
        case SQLiteDateFormats.JulianDay:
          result.Append(String.Format("CAST(STRFTIME('%J', JULIANDAY({1}) + ({0} / 86400.0)) AS double)", e.Arguments[0].Accept(sqlgen), e.Arguments[1].Accept(sqlgen)));
          break;

    /// <param name="e"></param>
    /// <returns></returns>
    private static ISqlFragment HandleCanonicalFunctionDateSubtract(SqlGenerator sqlgen, DbFunctionExpression e)
    {
      SqlBuilder result = new SqlBuilder();
      Debug.Assert(e.Arguments.Count == 2, "Canonical datepart functions should have exactly two arguments");

      switch (sqlgen._manifest._dateTimeFormat)
      {
        case SQLiteDateFormats.Ticks:
          result.Append(String.Format("CAST((({0} - 621355968000000000) / 10000000.0)  - (({1} - 621355968000000000) / 10000000.0) * 86400.0 AS integer)", e.Arguments[0].Accept(sqlgen), e.Arguments[1].Accept(sqlgen)));
          break;
        default:
          result.Append(String.Format("CAST((JULIANDAY({1}) - JULIANDAY({0})) * 86400.0 AS integer)", e.Arguments[0].Accept(sqlgen), e.Arguments[1].Accept(sqlgen)));
          break;

      SqlBuilder result = new SqlBuilder();
      result.Append("CAST(STRFTIME('");
      result.Append(trans);
      result.Append("', ");

      Debug.Assert(e.Arguments.Count == 1, "Canonical datepart functions should have exactly one argument");

      switch (sqlgen._manifest._dateTimeFormat)
      {
        case SQLiteDateFormats.Ticks:
          result.Append(String.Format("(({0} - 621355968000000000) / 10000000.0)", e.Arguments[0].Accept(sqlgen)));
          break;
        default:
          result.Append(e.Arguments[0].Accept(sqlgen));
          break;

      selectStatement.From.AppendLine();
      selectStatement.From.Append(") ");


      return selectStatement;
    }


    /// <summary>
    /// Before we embed a string literal in a SQL string, we should
    /// convert all ' to '', and enclose the whole string in single quotes.
    /// </summary>
    /// <param name="s"></param>
    /// <param name="isUnicode"></param>
    /// <returns>The escaped sql string.</returns>

        // Should we actually support this?
        //result.Append(QuoteIdentifier((string)function.MetadataProperties["Schema"].Value ?? "dbo"));
        //result.Append(".");
        result.Append(QuoteIdentifier(storeFunctionName));
      }
    }

    /// <summary>
    /// Appends the literal BLOB string representation of the specified
    /// byte array to the <see cref="StringBuilder" />, creating it if
    /// necessary.
    /// </summary>
    /// <param name="bytes">
    /// The byte array to be formatted as a literal BLOB string.
    /// </param>
    /// <param name="builder">
    /// The <see cref="StringBuilder" /> object to use.  If null, a new
    /// instance will be created.
    /// </param>
    private static void ToBlobLiteral(
        byte[] bytes,
        SqlBuilder builder
        )
    {
        int capacity = (bytes != null) ? (bytes.Length * 2) + 3 : 4;

        if (bytes == null)
        {
            builder.Append("NULL"); /* TODO: Reasonable? */
            return;
        }

        builder.Append(" X'");

        for (int index = 0; index < bytes.Length; index++)
        {
            builder.Append(hexDigits[(bytes[index] & 0xF0) >> 4]);
            builder.Append(hexDigits[bytes[index] & 0x0F]);
        }

        builder.Append("' ");
    }

    /// <summary>
    /// Helper method for the Group By visitor
    /// Returns true if at least one of the aggregates in the given list
    /// has an argument that is not a <see cref="DbPropertyExpression"/> 
    /// over <see cref="DbVariableReferenceExpression"/>

#if USE_ENTITY_FRAMEWORK_6
namespace System.Data.SQLite.EF6
#else
namespace System.Data.SQLite.Linq
#endif
{
  using System;
  using System.Collections.Generic;
  using System.Data;
  using System.Reflection;
  using System.IO;
  using System.Xml;
  using System.Data.Common;

#if USE_ENTITY_FRAMEWORK_6
  using System.Data.Entity.Core;
  using System.Data.Entity.Core.Common;
  using System.Data.Entity.Core.Metadata.Edm;
#else
  using System.Data.Metadata.Edm;
#endif

  /// <summary>
  /// The Provider Manifest for SQL Server
  /// </summary>
  internal sealed class SQLiteProviderManifest : DbXmlEnabledProviderManifest
  {
    internal SQLiteDateFormats _dateTimeFormat;
    internal DateTimeKind _dateTimeKind;
    internal string _dateTimeFormatString;
    internal bool _binaryGuid;

    /// <summary>
    /// Constructs the provider manifest.
    /// </summary>
    /// <remarks>
    /// Previously, the manifest token was interpreted as a <see cref="SQLiteDateFormats" />,
    /// because the <see cref="DateTime" /> functions are vastly different depending on the
    /// connection was opened.  However, the manifest token may specify a connection string
    /// instead.  WARNING: Only the "DateTimeFormat", "DateTimeKind", "DateTimeFormatString",
    /// and "BinaryGUID" connection parameters are extracted from it.  All other connection
    /// parameters, if any are present, are silently ignored.
    /// </remarks>
    /// <param name="manifestToken">
    /// A token used to infer the capabilities of the store.
    /// </param>
    public SQLiteProviderManifest(string manifestToken)
      : base(GetProviderManifest())
    {
        SetFromOptions(ParseProviderManifestToken(manifestToken));
    }

    private static XmlReader GetProviderManifest()
    {
      return GetXmlResource("System.Data.SQLite.SQLiteProviderServices.ProviderManifest.xml");
    }

    /// <summary>
    /// Attempts to parse a provider manifest token.  It must contain either a
    /// legacy string that specifies the <see cref="SQLiteDateFormats" /> value
    /// -OR- string that uses the standard connection string syntax; otherwise,
    /// the results are undefined.
    /// </summary>
    /// <param name="manifestToken">
    /// The manifest token to parse.
    /// </param>
    /// <returns>
    /// The dictionary containing the connection string parameters.
    /// </returns>
    internal static SortedList<string, string> ParseProviderManifestToken(
        string manifestToken
        )
    {
        return SQLiteConnection.ParseConnectionString(manifestToken, false, true);
    }

    /// <summary>
    /// Attempts to set the provider manifest options from the specified
    /// connection string parameters.  An exception may be thrown if one
    /// or more of the connection string parameter values do not conform
    /// to the expected type.
    /// </summary>
    /// <param name="opts">
    /// The dictionary containing the connection string parameters.
    /// </param>
    internal void SetFromOptions(
        SortedList<string, string> opts
        )
    {
        _dateTimeFormat = SQLiteConnection.DefaultDateTimeFormat;
        _dateTimeKind = SQLiteConnection.DefaultDateTimeKind;
        _dateTimeFormatString = SQLiteConnection.DefaultDateTimeFormatString;
        _binaryGuid = /* SQLiteConnection.DefaultBinaryGUID; */ false; /* COMPAT: Legacy. */

        if (opts == null)
            return;

#if !PLATFORM_COMPACTFRAMEWORK
        string[] names = Enum.GetNames(typeof(SQLiteDateFormats));
#else
        string[] names = {
            SQLiteDateFormats.Ticks.ToString(),
            SQLiteDateFormats.ISO8601.ToString(),
            SQLiteDateFormats.JulianDay.ToString(),
            SQLiteDateFormats.UnixEpoch.ToString(),
            SQLiteDateFormats.InvariantCulture.ToString(),
            SQLiteDateFormats.CurrentCulture.ToString(),
            "Default"
        };
#endif

        foreach (string name in names)
        {
            if (String.IsNullOrEmpty(name))
                continue;

            object value = SQLiteConnection.FindKey(opts, name, null);

            if (value == null)
                continue;

            _dateTimeFormat = (SQLiteDateFormats)Enum.Parse(
                typeof(SQLiteDateFormats), name, true);
        }

        object enumValue;

        enumValue = SQLiteConnection.TryParseEnum(
            typeof(SQLiteDateFormats), SQLiteConnection.FindKey(
            opts, "DateTimeFormat", null), true);

        if (enumValue is SQLiteDateFormats)
            _dateTimeFormat = (SQLiteDateFormats)enumValue;

        enumValue = SQLiteConnection.TryParseEnum(
            typeof(DateTimeKind), SQLiteConnection.FindKey(
            opts, "DateTimeKind", null), true);

        if (enumValue is DateTimeKind)
            _dateTimeKind = (DateTimeKind)enumValue;

        string stringValue = SQLiteConnection.FindKey(
            opts, "DateTimeFormatString", null);

        if (stringValue != null)
            _dateTimeFormatString = stringValue;

        stringValue = SQLiteConnection.FindKey(
            opts, "BinaryGUID", null);

        if (stringValue != null)
            _binaryGuid = SQLiteConvert.ToBoolean(stringValue);
    }

    /// <summary>
    /// Returns manifest information for the provider
    /// </summary>
    /// <param name="informationType">The name of the information to be retrieved.</param>
    /// <returns>An XmlReader at the begining of the information requested.</returns>
    protected override XmlReader GetDbInformation(string informationType)

        command.Dispose();
        throw;
      }
    }

    protected override string GetDbProviderManifestToken(DbConnection connection)
    {
        if (connection == null)
            throw new ArgumentNullException("connection");


        if (String.IsNullOrEmpty(connection.ConnectionString))
            throw new ArgumentNullException("ConnectionString");




        return connection.ConnectionString;


    }

    protected override DbProviderManifest GetDbProviderManifest(string versionHint)
    {
      return new SQLiteProviderManifest(versionHint);
    }

    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;
    private const string DefaultUri = null;
    private const string DefaultFullUri = null;
    private const string DefaultHexPassword = null;
    private const string DefaultPassword = null;
    private const int DefaultVersion = 3;
    private const int DefaultPageSize = 1024;
    private const int DefaultMaxPageCount = 0;
    private const int DefaultCacheSize = 2000;
    private const int DefaultMaxPoolSize = 100;
    private const int DefaultConnectionTimeout = 30;
    private const bool DefaultNoSharedFlags = false;
    private const bool DefaultFailIfMissing = false;
    private const bool DefaultReadOnly = false;
    internal const bool DefaultBinaryGUID = true;
    private const bool DefaultUseUTF16Encoding = false;
    private const bool DefaultToFullPath = true;
    private const bool DefaultPooling = false; // TODO: Maybe promote this to static property?
    private const bool DefaultLegacyFormat = false;
    private const bool DefaultForeignKeys = false;
    private const bool DefaultEnlist = true;
    private const bool DefaultSetDefaults = true;

        if (handle.IsClosed)
            throw new InvalidOperationException("The connection handle is closed.");
    }

    ///////////////////////////////////////////////////////////////////////////////////////////////

    /// <summary>
    /// Parses a connection string into component parts using the custom
    /// connection string parser.  An exception may be thrown if the syntax
    /// of the connection string is incorrect.
    /// </summary>
    /// <param name="connectionString">
    /// The connection string to parse.
    /// </param>
    /// <param name="parseViaFramework">
    /// Non-zero to parse the connection string using the algorithm provided
    /// by the framework itself.  This is not applicable when running on the
    /// .NET Compact Framework.
    /// </param>
    /// <param name="allowNameOnly">
    /// Non-zero if names are allowed without values.
    /// </param>
    /// <returns>
    /// The list of key/value pairs corresponding to the parameters specified
    /// within the connection string.
    /// </returns>
    internal static SortedList<string, string> ParseConnectionString(
        string connectionString,
        bool parseViaFramework,
        bool allowNameOnly
        )
    {
        return parseViaFramework ?
            ParseConnectionStringViaFramework(connectionString, false) :
            ParseConnectionString(connectionString, allowNameOnly);
    }

    ///////////////////////////////////////////////////////////////////////////////////////////////

    private void SetupSQLiteBase(SortedList<string, string> opts)
    {
        object enumValue;

      else if (path.StartsWith ("/", StringComparison.OrdinalIgnoreCase))
            return path;
      else
            throw new InvalidOperationException ("Invalid connection string: invalid URI");
    }

    /// <summary>
    /// Parses a connection string into component parts using the custom
    /// connection string parser.  An exception may be thrown if the syntax
    /// of the connection string is incorrect.
    /// </summary>
    /// <param name="connectionString">
    /// The connection string to parse.
    /// </param>
    /// <param name="allowNameOnly">
    /// Non-zero if names are allowed without values.
    /// </param>
    /// <returns>
    /// The list of key/value pairs corresponding to the parameters specified
    /// within the connection string.
    /// </returns>
    private static SortedList<string, string> ParseConnectionString(
        string connectionString,
        bool allowNameOnly
        )
    {
      string s = connectionString;
      int n;
      SortedList<string, string> ls = new SortedList<string, string>(StringComparer.OrdinalIgnoreCase);

      // First split into semi-colon delimited values.
      string error = null;

        if (arParts[n].Length == 0)
          continue;

        int indexOf = arParts[n].IndexOf('=');

        if (indexOf != -1)
          ls.Add(UnwrapString(arParts[n].Substring(0, indexOf).Trim()), UnwrapString(arParts[n].Substring(indexOf + 1).Trim()));
        else if (allowNameOnly)
          ls.Add(UnwrapString(arParts[n].Trim()), String.Empty);
        else
          throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, "Invalid ConnectionString format for part \"{0}\", no equal sign found", arParts[n]));
      }
      return ls;
    }

    /// <summary>
    /// Parses a connection string using the built-in (i.e. framework provided)
    /// connection string parser class and returns the key/value pairs.  An
    /// exception may be thrown if the connection string is invalid or cannot be
    /// parsed.  When compiled for the .NET Compact Framework, the custom
    /// connection string parser is always used instead because the framework
    /// provided one is unavailable there.
    /// </summary>
    /// <param name="connectionString">
    /// The connection string to parse.
    /// </param>
    /// <param name="strict">
    /// Non-zero to throw an exception if any connection string values are not of
    /// the <see cref="String" /> type.  This is not applicable when running on
    /// the .NET Compact Framework.
    /// </param>
    /// <returns>The list of key/value pairs.</returns>
    private static SortedList<string, string> ParseConnectionStringViaFramework(
        string connectionString,
        bool strict
        )
    {
#if !PLATFORM_COMPACTFRAMEWORK
        DbConnectionStringBuilder connectionStringBuilder
            = new DbConnectionStringBuilder();

        return result;
#else
        //
        // NOTE: On the .NET Compact Framework, always use our custom connection
        //       string parser as the built-in (i.e. framework provided) one is
        //       unavailable.
        //
        return ParseConnectionString(connectionString, false);
#endif
    }

#if !PLATFORM_COMPACTFRAMEWORK
    /// <summary>
    /// Manual distributed transaction enlistment support
    /// </summary>

      if (_connectionState != ConnectionState.Closed)
        throw new InvalidOperationException();

      Close();

      SortedList<string, string> opts = ParseConnectionString(
          _connectionString, _parseViaFramework, false);

      OnChanged(this, new ConnectionEventArgs(
          SQLiteConnectionEventType.ConnectionString, null, null, null, null,
          null, _connectionString, new object[] { opts }));

      object enumValue;

      "OneTwo=ThreeFour" "\"OneTwo\"=\"ThreeFour\"" \
      "One Two=Three Four" "\"One Two\"=\"Three Four\"" \
      "OneTwo=ThreeFour;" "\"OneTwo\"=\"ThreeFour\";" \
      "One Two=Three Four;" "\"One Two\"=\"Three Four\";"]

  foreach string $strings {
    set list [object invoke -flags +NonPublic \
        System.Data.SQLite.SQLiteConnection ParseConnectionString \
        $string false]

    object foreach -alias pair $list {
      lappend result [list [$pair Key] [$pair Value]]
    }
  }

  set result

###############################################################################
#
# tkt-8d928c3e88.eagle --
#
# Written by Joe Mistachkin.
# Released to the public domain, use at your own risk!
#
###############################################################################

package require Eagle
package require Eagle.Library
package require Eagle.Test

runTestPrologue

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

package require System.Data.SQLite.Test
runSQLiteTestPrologue
runSQLiteTestFilesPrologue

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

runTest {test tkt-8d928c3e88-1.1 {LINQ with BinaryGUID} -body {
  #
  # NOTE: Re-copy the reference database file used for this unit test to the
  #       build directory in case it has been changed by a previous test run.
  #
  file copy -force $northwindEfDbFile \
      [file join [getBuildDirectory] [file tail $northwindEfDbFile]]

  set result [list]
  set output ""

  set code [catch {
    testClrExec $testLinqExeFile [list -eventflags Wait -directory \
        [file dirname $testLinqExeFile] -nocarriagereturns -stdout output \
        -success 0] -binaryguid
  } error]

  tlog "---- BEGIN STDOUT OUTPUT\n"
  tlog $output
  tlog "\n---- END STDOUT OUTPUT\n"

  lappend result $code

  if {$code == 0} then {
    lappend result [string trim $output]
  } else {
    lappend result [string trim $error]
  }

  set result
} -cleanup {
  unset -nocomplain code output error result
} -constraints {eagle monoToDo SQLite file_System.Data.SQLite.dll testExec\
file_System.Data.SQLite.Linq.dll file_testlinq.exe file_northwindEF.db} \
-result {}}

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

runSQLiteTestFilesEpilogue
runSQLiteTestEpilogue
runTestEpilogue

runTest {test tkt-e47b3d8346-1.1 {parse semi-colon in data source} -setup {
  unset -nocomplain result list pair
} -body {
  set result [list]

  set list [object invoke -flags +NonPublic \
      System.Data.SQLite.SQLiteConnection ParseConnectionString \
      {Data Source="C:\full\path\to\file.db;more.data.here";} false]

  object foreach -alias pair $list {
    lappend result [list [$pair Key] [$pair Value]]
  }

  set result
} -cleanup {

                      return EFTransactionTest(value);
                  }
              case "update":
                  {
                      return UpdateTest();
                  }
              case "binaryguid":
                  {
                      return BinaryGuidTest();
                  }
              default:
                  {
                      Console.WriteLine("unknown test \"{0}\"", arg);
                      return 1;
                  }
          }
      }

                      db.AcceptAllChanges();
                  }
              }

              Console.WriteLine(
                  "inserted {0} updated {1}", counts[0], counts[1]);
          }

          return 0;
      }

      //
      // NOTE: Used to test the BinaryGUID fix (i.e. BLOB literal formatting
      //       of GUID values when the BinaryGUID connection property has been
      //       enabled).
      //
      private static int BinaryGuidTest()
      {
          using (northwindEFEntities db = new northwindEFEntities())
          {
              string sql = "SELECT VALUE GUID '25334ef0-bd18-43e6-863f-ae5d376ac75e' FROM Orders AS o WHERE o.OrderID = 10248;";
              ObjectQuery<string> query = db.CreateQuery<string>(sql);

              foreach (string s in query)
                  Console.WriteLine(s);

              sql = "SELECT VALUE GUID '25334ef0-bd18-43e6-863f-ae5d376ac75e' FROM Orders AS o WHERE o.OrderID = 10248;";
              query = db.CreateQuery<string>(sql);

              foreach (string s in query)
                  Console.WriteLine(s);
          }

          return 0;
      }

      private static int DateTimeTest()
      {
          using (northwindEFEntities db = new northwindEFEntities())