System.Data.SQLite

          else
          {
            ISqlFragment sqlFragment = (o as ISqlFragment);
            if (null != sqlFragment)
            {
              sqlFragment.WriteSql(writer, sqlGenerator);
            }
            else if (o is char)
            {
              writer.Write((char)o);
            }
            else
            {
              throw new InvalidOperationException();
            }
          }
        }
      }

        //result.Append(".");
        result.Append(QuoteIdentifier(storeFunctionName));
      }
    }

    /// <summary>
    /// Appends the literal BLOB string representation of the specified
    /// byte array to the <see cref="SqlBuilder" />.

    /// </summary>
    /// <param name="bytes">
    /// The byte array to be formatted as a literal BLOB string.
    /// </param>
    /// <param name="builder">
    /// The <see cref="SqlBuilder" /> object to use.  If null, an exception
    /// will be thrown.
    /// </param>
    private static void ToBlobLiteral(
        byte[] bytes,
        SqlBuilder builder
        )
    {
        if (builder == null)
            throw new ArgumentNullException("builder");

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

/********************************************************
 * ADO.NET 2.0 Data Provider for SQLite Version 3.X
 * Written by Robert Simpson (robert@blackcastlesoft.com)
 *
 * Released to the public domain, use at your own risk!
 ********************************************************/

using System;
using System.Data.Common;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Transactions;

#if USE_ENTITY_FRAMEWORK_6
using System.Data.Entity.Core.EntityClient;
using System.Data.Entity.Core.Objects;
#else
using System.Data.EntityClient;
using System.Data.Objects;
#endif

namespace testlinq
{
  class Program
  {

              default:
                  {
                      Console.WriteLine("unknown test \"{0}\"", arg);
                      return 1;
                  }
          }
      }

      /// <summary>
      /// Attempts to obtain the underlying store connection
      /// (a <see cref="DbConnection" />) from the specified
      /// <see cref="EntityConnection" />.
      /// </summary>
      /// <param name="entityConnection">
      /// The <see cref="EntityConnection" /> to use.
      /// </param>
      /// <returns>
      /// The <see cref="DbConnection" /> -OR- null if it
      /// cannot be determined.
      /// </returns>
      private static DbConnection GetStoreConnection(
          EntityConnection entityConnection
          )
      {
          //
          // NOTE: No entity connection, no store connection.
          //
          if (entityConnection == null)
              return null;

          //
          // HACK: We need the underlying store connection and
          //       the legacy versions of the .NET Framework do
          //       not expose it; therefore, attempt to grab it
          //       by force.
          //
          FieldInfo fieldInfo = typeof(EntityConnection).GetField(
              "_storeConnection", BindingFlags.Instance |
              BindingFlags.NonPublic);

          //
          // NOTE: If the field is not found, just return null.
          //
          if (fieldInfo == null)
              return null;

          return fieldInfo.GetValue(entityConnection) as DbConnection;
      }

      //
      // NOTE: Used to test the fix for ticket [8b7d179c3c].
      //
      private static int SkipTest(int pageSize)
      {
          using (northwindEFEntities db = new northwindEFEntities())

      //       of GUID values when the BinaryGUID connection property has been
      //       enabled).
      //
      private static int BinaryGuidTest()
      {
          using (northwindEFEntities db = new northwindEFEntities())
          {
              DbConnection connection = GetStoreConnection(
                  db.Connection as EntityConnection);

              string connectionString = connection.ConnectionString;

              connection.ConnectionString = connectionString +
                  ";BinaryGUID=false;";

              string sql = "SELECT VALUE GUID " +
                  "'2d3d2d3d-2d3d-2d3d-2d3d-2d3d2d3d2d3d' " +
                  "FROM Orders AS o WHERE o.OrderID = 10248;";

              ObjectQuery<string> query = db.CreateQuery<string>(sql);

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

              connection.ConnectionString = connectionString +
                  ";BinaryGUID=true;";

              sql = "SELECT VALUE GUID " +
                  "'3d2d3d2d-3d2d-3d2d-3d2d-3d2d3d2d3d2d' " +
                  "FROM Orders AS o WHERE o.OrderID = 10248;";

              query = db.CreateQuery<string>(sql);

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

          return 0;