On Thu, May 2, 2013 at 8:26 AM, Wolfgang Keller <feliphil@gmx.net> wrote:
P.S.: I would have expected people with such an obscene attitude ("why care for data correctness") on a list for Access or similar crapware, but not on a list for PostgreSQL.
This is an inherent issue of the SQL Language. Perhaps TutorialD engines will better satisfy your data modeling needs.