*** pgsql/src/include/nodes/primnodes.h	2009/01/01 17:24:00	1.145
--- pgsql/src/include/nodes/primnodes.h	2009/02/25 03:30:37	1.146
***************
*** 10,16 ****
   * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
   * Portions Copyright (c) 1994, Regents of the University of California
   *
!  * $PostgreSQL: pgsql/src/include/nodes/primnodes.h,v 1.144 2008/12/28 18:54:00 tgl Exp $
   *
   *-------------------------------------------------------------------------
   */
--- 10,16 ----
   * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
   * Portions Copyright (c) 1994, Regents of the University of California
   *
!  * $PostgreSQL: pgsql/src/include/nodes/primnodes.h,v 1.145 2009/01/01 17:24:00 momjian Exp $
   *
   *-------------------------------------------------------------------------
   */
*************** typedef struct RangeTblRef
*** 1137,1143 ****
   *
   * During parse analysis, an RTE is created for the Join, and its index
   * is filled into rtindex.	This RTE is present mainly so that Vars can
!  * be created that refer to the outputs of the join.
   *----------
   */
  typedef struct JoinExpr
--- 1137,1145 ----
   *
   * During parse analysis, an RTE is created for the Join, and its index
   * is filled into rtindex.	This RTE is present mainly so that Vars can
!  * be created that refer to the outputs of the join.  The planner sometimes
!  * generates JoinExprs internally; these can have rtindex = 0 if there are
!  * no join alias variables referencing such joins.
   *----------
   */
  typedef struct JoinExpr
*************** typedef struct JoinExpr
*** 1150,1156 ****
  	List	   *using;			/* USING clause, if any (list of String) */
  	Node	   *quals;			/* qualifiers on join, if any */
  	Alias	   *alias;			/* user-written alias clause, if any */
! 	int			rtindex;		/* RT index assigned for join */
  } JoinExpr;
  
  /*----------
--- 1152,1158 ----
  	List	   *using;			/* USING clause, if any (list of String) */
  	Node	   *quals;			/* qualifiers on join, if any */
  	Alias	   *alias;			/* user-written alias clause, if any */
! 	int			rtindex;		/* RT index assigned for join, or 0 */
  } JoinExpr;
  
  /*----------