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-rw-r--r--src/include/access/relscan.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/include/access/relscan.h b/src/include/access/relscan.h
index 15b9b8a3374..b145e09e36a 100644
--- a/src/include/access/relscan.h
+++ b/src/include/access/relscan.h
@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $PostgreSQL: pgsql/src/include/access/relscan.h,v 1.56 2007/06/09 18:49:55 tgl Exp $
+ * $PostgreSQL: pgsql/src/include/access/relscan.h,v 1.57 2007/09/20 17:56:32 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -82,6 +82,9 @@ typedef struct IndexScanDescData
HeapTupleData xs_ctup; /* current heap tuple, if any */
Buffer xs_cbuf; /* current heap buffer in scan, if any */
/* NB: if xs_cbuf is not InvalidBuffer, we hold a pin on that buffer */
+ TransactionId xs_prev_xmax; /* previous HOT chain member's XMAX, if any */
+ OffsetNumber xs_next_hot; /* next member of HOT chain, if any */
+ bool xs_hot_dead; /* T if all members of HOT chain are dead */
} IndexScanDescData;
typedef IndexScanDescData *IndexScanDesc;