How can I alter domain, to allow it to be null ? I can set it to be NOT NULL, but there's now way to achieve the opposite effect. At least I can't find a way. Any ideas please ? (8.3+) -- GJ -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general