--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Source/Data/Sql/Extensions.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,27 @@
+using System;
+
+namespace BLToolkit.Data.Sql
+{
+	using FJoin = SqlQuery.FromClause.Join;
+
+	public static class Extensions
+	{
+		public static FJoin InnerJoin    (this ISqlTableSource table,               params FJoin[] joins) { return SqlQuery.InnerJoin    (table,        joins); }
+		public static FJoin InnerJoin    (this ISqlTableSource table, string alias, params FJoin[] joins) { return SqlQuery.InnerJoin    (table, alias, joins); }
+		public static FJoin LeftJoin     (this ISqlTableSource table,               params FJoin[] joins) { return SqlQuery.LeftJoin     (table,        joins); }
+		public static FJoin LeftJoin     (this ISqlTableSource table, string alias, params FJoin[] joins) { return SqlQuery.LeftJoin     (table, alias, joins); }
+		public static FJoin Join         (this ISqlTableSource table,               params FJoin[] joins) { return SqlQuery.Join         (table,        joins); }
+		public static FJoin Join         (this ISqlTableSource table, string alias, params FJoin[] joins) { return SqlQuery.Join         (table, alias, joins); }
+		public static FJoin CrossApply   (this ISqlTableSource table,               params FJoin[] joins) { return SqlQuery.CrossApply   (table,        joins); }
+		public static FJoin CrossApply   (this ISqlTableSource table, string alias, params FJoin[] joins) { return SqlQuery.CrossApply   (table, alias, joins); }
+		public static FJoin OuterApply   (this ISqlTableSource table,               params FJoin[] joins) { return SqlQuery.OuterApply   (table,        joins); }
+		public static FJoin OuterApply   (this ISqlTableSource table, string alias, params FJoin[] joins) { return SqlQuery.OuterApply   (table, alias, joins); }
+
+		public static FJoin WeakInnerJoin(this ISqlTableSource table,               params FJoin[] joins) { return SqlQuery.WeakInnerJoin(table,        joins); }
+		public static FJoin WeakInnerJoin(this ISqlTableSource table, string alias, params FJoin[] joins) { return SqlQuery.WeakInnerJoin(table, alias, joins); }
+		public static FJoin WeakLeftJoin (this ISqlTableSource table,               params FJoin[] joins) { return SqlQuery.WeakLeftJoin (table,        joins); }
+		public static FJoin WeakLeftJoin (this ISqlTableSource table, string alias, params FJoin[] joins) { return SqlQuery.WeakLeftJoin (table, alias, joins); }
+		public static FJoin WeakJoin     (this ISqlTableSource table,               params FJoin[] joins) { return SqlQuery.WeakJoin     (table,        joins); }
+		public static FJoin WeakJoin     (this ISqlTableSource table, string alias, params FJoin[] joins) { return SqlQuery.WeakJoin     (table, alias, joins); }
+	}
+}