From 0db527c05b491570361d1c646c88b48a9ef5772d Mon Sep 17 00:00:00 2001
From: Andrew Dunstan <andrew@dunslane.net>
Date: Wed, 5 Nov 2008 19:15:15 +0000
Subject: [PATCH] change fix for suppress_redundant_updates_trigger() where
relation has Oids, to only apply if present Oid is invalid, per second
thought from TGL
---
src/backend/utils/adt/trigfuncs.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/src/backend/utils/adt/trigfuncs.c b/src/backend/utils/adt/trigfuncs.c
index b13bdc36e14..50516ee3376 100644
--- a/src/backend/utils/adt/trigfuncs.c
+++ b/src/backend/utils/adt/trigfuncs.c
@@ -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/backend/utils/adt/trigfuncs.c,v 1.3 2008/11/05 18:49:27 adunstan Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/adt/trigfuncs.c,v 1.4 2008/11/05 19:15:15 adunstan Exp $
*
*-------------------------------------------------------------------------
*/
@@ -62,11 +62,10 @@ suppress_redundant_updates_trigger(PG_FUNCTION_ARGS)
newheader = newtuple->t_data;
oldheader = oldtuple->t_data;
- if (oldheader->t_infomask & HEAP_HASOID)
- {
- Oid oldoid = HeapTupleHeaderGetOid(oldheader);
- HeapTupleHeaderSetOid(newheader, oldoid);
- }
+ if (trigdata->tg_relation->rd_rel->relhasoids &&
+ !OidIsValid(HeapTupleHeaderGetOid(newheader)))
+ HeapTupleHeaderSetOid(newheader, HeapTupleHeaderGetOid(oldheader));
+
/* if the tuple payload is the same ... */
if (newtuple->t_len == oldtuple->t_len &&
--
GitLab