On Tue, 08 Apr 2014 15:53:48 -0600 CS_DBA <cs_dba@xxxxxxxxxxxxxxxxxxx> wrote: > Not sure yet (new client)... for now they simply want to force the > template column to be a valid cust_id, if it is not null... It seems to be a different version of the textbook exercice involving EMPLOYEE_ID and MANAGER_ID. -- Alberto Cabello Sánchez <alberto@xxxxxxx> -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general