Add a concept of "placeholder" variables to the planner. These are variables

[postgresql] / src / include / nodes / nodes.h

diff --git a/src/include/nodes/nodes.h b/src/include/nodes/nodes.h
index 4aa5ce4345886a029c7c77be09868a99a88de102..ddd9934cf1ed70b20bb9879ceb264cf03675f202 100644 (file)
--- a/src/include/nodes/nodes.h
+++ b/src/include/nodes/nodes.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/nodes/nodes.h,v 1.213 2008/10/04 21:56:55 tgl Exp $
+ * $PostgreSQL: pgsql/src/include/nodes/nodes.h,v 1.214 2008/10/21 20:42:53 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -213,8 +213,10 @@ typedef enum NodeTag
        T_RestrictInfo,
        T_InnerIndexscanInfo,
        T_FlattenedSubLink,
+       T_PlaceHolderVar,
        T_SpecialJoinInfo,
        T_AppendRelInfo,
+       T_PlaceHolderInfo,
        T_PlannerParamItem,
 
        /*