*** pgsql/src/include/utils/rel.h	2009/02/09 20:57:59	1.112
--- pgsql/src/include/utils/rel.h	2009/03/31 22:12:48	1.113
***************
*** 7,13 ****
   * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
   * Portions Copyright (c) 1994, Regents of the University of California
   *
!  * $PostgreSQL: pgsql/src/include/utils/rel.h,v 1.111 2009/01/01 17:24:02 momjian Exp $
   *
   *-------------------------------------------------------------------------
   */
--- 7,13 ----
   * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
   * Portions Copyright (c) 1994, Regents of the University of California
   *
!  * $PostgreSQL: pgsql/src/include/utils/rel.h,v 1.112 2009/02/09 20:57:59 alvherre Exp $
   *
   *-------------------------------------------------------------------------
   */
*************** typedef struct RelationData
*** 126,132 ****
  	BlockNumber rd_targblock;	/* current insertion target block, or
  								 * InvalidBlockNumber */
  	int			rd_refcnt;		/* reference count */
! 	bool		rd_istemp;		/* rel uses the local buffer mgr */
  	bool		rd_isnailed;	/* rel is nailed in cache */
  	bool		rd_isvalid;		/* relcache entry is valid */
  	char		rd_indexvalid;	/* state of rd_indexlist: 0 = not valid, 1 =
--- 126,133 ----
  	BlockNumber rd_targblock;	/* current insertion target block, or
  								 * InvalidBlockNumber */
  	int			rd_refcnt;		/* reference count */
! 	bool		rd_istemp;		/* rel is a temporary relation */
! 	bool		rd_islocaltemp;	/* rel is a temp rel of this session */
  	bool		rd_isnailed;	/* rel is nailed in cache */
  	bool		rd_isvalid;		/* relcache entry is valid */
  	char		rd_indexvalid;	/* state of rd_indexlist: 0 = not valid, 1 =
*************** typedef struct StdRdOptions
*** 355,363 ****
   * Beware of multiple eval of argument
   */
  #define RELATION_IS_LOCAL(relation) \
! 	((relation)->rd_istemp || \
  	 (relation)->rd_createSubid != InvalidSubTransactionId)
  
  /* routines in utils/cache/relcache.c */
  extern void RelationIncrementReferenceCount(Relation rel);
  extern void RelationDecrementReferenceCount(Relation rel);
--- 356,373 ----
   * Beware of multiple eval of argument
   */
  #define RELATION_IS_LOCAL(relation) \
! 	((relation)->rd_islocaltemp || \
  	 (relation)->rd_createSubid != InvalidSubTransactionId)
  
+ /*
+  * RELATION_IS_OTHER_TEMP
+  *		Test for a temporary relation that belongs to some other session.
+  *
+  * Beware of multiple eval of argument
+  */
+ #define RELATION_IS_OTHER_TEMP(relation) \
+ 	((relation)->rd_istemp && !(relation)->rd_islocaltemp)
+ 
  /* routines in utils/cache/relcache.c */
  extern void RelationIncrementReferenceCount(Relation rel);
  extern void RelationDecrementReferenceCount(Relation rel);