--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Source/Data/Linq/DefaultDataContextInfo.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,30 @@
+using System;
+
+namespace BLToolkit.Data.Linq
+{
+	using Data.Sql.SqlProvider;
+	using DataProvider;
+	using Mapping;
+
+	class DefaultDataContextInfo : IDataContextInfo
+	{
+		private IDataContext _dataContext;
+		public  IDataContext  DataContext    { get { return _dataContext ?? (_dataContext = new DbManager()); } }
+
+		public MappingSchema  MappingSchema  { get { return Map.DefaultSchema; } }
+		public bool           DisposeContext { get { return true; } }
+		public string         ContextID      { get { return _dataProvider.Name; } }
+
+		public ISqlProvider CreateSqlProvider()
+		{
+			return _dataProvider.CreateSqlProvider();
+		}
+
+		public IDataContextInfo Clone(bool forNestedQuery)
+		{
+			return new DataContextInfo(DataContext.Clone(forNestedQuery));
+		}
+
+		static readonly DataProviderBase _dataProvider = DbManager.GetDataProvider(DbManager.DefaultConfiguration);
+	}
+}