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pgsql: heap_update() must recheck tuple after unlocking and relocking b

From:	Robert Haas <rhaas(at)postgresql(dot)org>
To:	pgsql-committers(at)postgresql(dot)org
Subject:	pgsql: heap_update() must recheck tuple after unlocking and relocking b
Date:	2011-09-27 12:24:34
Message-ID:	E1R8WiA-0000xD-9s@gemulon.postgresql.org
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heap_update() must recheck tuple after unlocking and relocking buffer.

Bug found by Alvaro Herrera, fix suggested by Heikki Linnakangas
and reviewed by Tom Lane.

Branch
------
master

Modified Files
--------------
src/backend/access/heap/heapam.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)

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