> (there is nothing wrong in getting your hands dirty with pl/pgsql btw)
The point is that I would have expected that problem to be solved within the past four decades since relational databases have been invented. Or at least in the past two decades since PostgreSQL has been developed. >;-> After all, this should be really an ultra-classic-standard FAQ item. I'm definitely not the first database user in the world who needs to have a 1:n relationship with n>0 and integrity enforced by the database. Sincerely, Wolfgang -- Sent via pgsql-sql mailing list (pgsql-sql@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-sql