On Mon, Dec 27, 2010 at 8:31 AM, Rob Marjot <rob@xxxxxxxxxxxxxxxxxxxx> wrote: > Dear list, > To rule out any double combination of two identifiers, in any order, I > applied the following constraint to a table: > CREATE TABLE test(object_id INTEGER, subject_id INTEGER, CONSTRAINT I don't see the definition of your constraint. -- Regards, Richard Broersma Jr. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general