Stephen Scheck <singularsyntax@xxxxxxxxx> writes: > But how would the hash table keys themselves be deleted? Is there some > callback API to hook transaction completion? See RegisterXactCallback and RegisterSubXactCallback. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general