> Any thoughts? Yeah, the heat death of the universe will occur before you use up bigint ids. Of course you could do a quick check for uniqueness first, then only enter a begin/exception block for atomicity if the value was unique. -- Scott Ribe scott_ribe@xxxxxxxxxxxxxxx http://www.killerbytes.com/ (303) 722-0567 voice -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general