On Tue, Jul 06, 2010 at 12:28:35PM +0100, Andre Lopes wrote: > Ok, I have done the UPDATE RULE like this and works! > where > (id = OLD.id or username = OLD.username or email = OLD.email) I'm pretty sure you just want to be using the id column above. Using an OR expression as you're doing could have some strange side effects. You may also want to consider a UNIQUE constraint on the username (and maybe email) fields as well, especially as you've said they should be able to be used to uniquely determine a user. -- Sam http://samason.me.uk/ -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general