Vincent de Phily <vincent.dephily@xxxxxxxxxxxxxxxxx> writes: > In case it changes anything, this is the uncut (but still anonimized) > function: > query = """UPDATE foo SET processing = 't' WHERE id IN > (SELECT id FROM foo WHERE processing = 'f' ORDER BY id ASC LIMIT %d > FOR UPDATE) > RETURNING *""" % (conf_getint('DEFAULT', 'push_count', 5000),) Well, of course this view of things exposes a relevant failure mode you hadn't mentioned: maybe sometimes the conf_getint() call returns something other than 5000? regards, tom lane