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Fix longstanding bug found by Atsushi Ogawa: _bt_check_unique would mark

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the wrong buffer dirty when trying to kill a dead index entry that's on
a page after the one it started on.  No risk of data corruption, just
inefficiency, but still a bug.
This commit is contained in:
Tom Lane 2005-10-12 17:18:31 +00:00
parent 25a5b740cd
commit 5c05d165af
1 changed files with 5 additions and 2 deletions
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5
src/backend/access/nbtree/nbtinsert.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtinsert.c,v 1.106.2.1 2004/08/17 23:16:07 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtinsert.c,v 1.106.2.2 2005/10/12 17:18:31 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -270,6 +270,9 @@ _bt_check_unique(Relation rel, BTItem btitem, Relation heapRel,
HEAPTUPLE_DEAD)
{
curitemid->lp_flags |= LP_DELETE;
if (nbuf != InvalidBuffer)
SetBufferCommitInfoNeedsSave(nbuf);
else
SetBufferCommitInfoNeedsSave(buf);
}
if (sv_infomask != htup.t_data->t_infomask)