On 22.06.2011 06:05, Robert Haas wrote:
> Second, when inserting, updating, or deleting
> a tuple, we can no longer get away with clearing the visibility map
> bit after releasing the lock on the corresponding heap page, because
> an intervening crash might leave the visibility map bit set and the
> page-level bit clear.
heap_update seems to still do that.
-- Heikki Linnakangas EnterpriseDB http://www.enterprisedb.com