--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Source/Data/Sql/QueryElementType.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,47 @@
+using System;
+
+namespace BLToolkit.Data.Sql
+{
+	public enum QueryElementType
+	{
+		SqlField,
+		SqlFunction,
+		SqlParameter,
+		SqlExpression,
+		SqlBinaryExpression,
+		SqlValue,
+		SqlDataType,
+		SqlTable,
+			Join,
+				JoinOn,
+
+		ExprPredicate,
+		NotExprPredicate,
+		ExprExprPredicate,
+		LikePredicate,
+		BetweenPredicate,
+		IsNullPredicate,
+		InSubQueryPredicate,
+		InListPredicate,
+		FuncLikePredicate,
+
+		SqlQuery,
+			Column,
+			SearchCondition,
+				Condition,
+			TableSource,
+				JoinedTable,
+
+			SelectClause,
+			InsertClause,
+			UpdateClause,
+				SetExpression,
+			DeleteClause,
+			FromClause,
+			WhereClause,
+			GroupByClause,
+			OrderByClause,
+				OrderByItem,
+			Union,
+	}
+}