Hi, I am currently doing something like select ordercode, descr, codes into temp table x from products where ... Here codes is a bit-mapped field update x set codes = codes | 512 from othertable t where ordercode = t.ordercode and .... select * from x Is there a way to avoid that temp table? Regards Wolfgang Hamann -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general