*** pgsql/src/backend/optimizer/path/joinpath.c	2010/03/28 22:59:32	1.132
--- pgsql/src/backend/optimizer/path/joinpath.c	2010/04/19 00:55:25	1.133
***************
*** 8,14 ****
   *
   *
   * IDENTIFICATION
!  *	  $PostgreSQL: pgsql/src/backend/optimizer/path/joinpath.c,v 1.131 2010/03/22 13:57:15 tgl Exp $
   *
   *-------------------------------------------------------------------------
   */
--- 8,14 ----
   *
   *
   * IDENTIFICATION
!  *	  $PostgreSQL: pgsql/src/backend/optimizer/path/joinpath.c,v 1.132 2010/03/28 22:59:32 tgl Exp $
   *
   *-------------------------------------------------------------------------
   */
*************** match_unsorted_outer(PlannerInfo *root,
*** 437,446 ****
  	else if (nestjoinOK)
  	{
  		/*
! 		 * Consider materializing the cheapest inner path, unless it is one
! 		 * that materializes its output anyway.
  		 */
! 		if (!ExecMaterializesOutput(inner_cheapest_total->pathtype))
  			matpath = (Path *)
  				create_material_path(innerrel, inner_cheapest_total);
  
--- 437,448 ----
  	else if (nestjoinOK)
  	{
  		/*
! 		 * Consider materializing the cheapest inner path, unless
! 		 * enable_material is off or the path in question materializes its
! 		 * output anyway.
  		 */
! 		if (enable_material &&
! 			!ExecMaterializesOutput(inner_cheapest_total->pathtype))
  			matpath = (Path *)
  				create_material_path(innerrel, inner_cheapest_total);