From f20cad787030c71089567d7e0aa5f574857b7f40 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Mon, 3 Oct 2005 02:45:12 +0000
Subject: [PATCH] Preserve tuple OIDs during ATRewriteTable. Per gripe from
Duncan Crombie.
---
src/backend/commands/tablecmds.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c
index b2877cebb76..7df645af9d3 100644
--- a/src/backend/commands/tablecmds.c
+++ b/src/backend/commands/tablecmds.c
@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.172 2005/10/02 23:50:08 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.173 2005/10/03 02:45:12 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -2509,8 +2509,12 @@ ATRewriteTable(AlteredTableInfo *tab, Oid OIDNewHeap)
{
if (newrel)
{
+ Oid tupOid = InvalidOid;
+
/* Extract data from old tuple */
heap_deform_tuple(tuple, oldTupDesc, values, isnull);
+ if (oldTupDesc->tdhasoid)
+ tupOid = HeapTupleGetOid(tuple);
/* Set dropped attributes to null in new tuple */
foreach (lc, dropped_attrs)
@@ -2539,6 +2543,10 @@ ATRewriteTable(AlteredTableInfo *tab, Oid OIDNewHeap)
* be reset shortly.
*/
tuple = heap_form_tuple(newTupDesc, values, isnull);
+
+ /* Preserve OID, if any */
+ if (newTupDesc->tdhasoid)
+ HeapTupleSetOid(tuple, tupOid);
}
/* Now check any constraints on the possibly-changed tuple */
--
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