"Ridvan Lakas ng Bayan S. Baluyos" <ridvan@baluyos.net> writes:
> My client version is psql (PostgreSQL) 8.3.5.
> My database server version is EnterpriseDB 8.3.0.12 on
> x86_64-unknown-linux-gnu, compiled by GCC gcc (GCC) 4.1.0
EDB huh? Maybe you had better ask them for support. I don't know
whether EDB's idea of 8.3.0 is the same as ours ... but if it's
missing pg_trigger.tgconstraint, that would suggest not ...
regards, tom lane