Chris Travers <chris@metatrontech.com> writes:
> Table inheritance would be easier if there was a way to declare a
> constraint such that it prevents insert for some rows on the parent
> but not for a child and/or vice versa.
FWIW, 9.2 adds support for constraints that only apply to the named
table and don't get inherited to children. I think use of such
constraints is probably better design than mucking around with tableoid,
even if we were to make that work.
regards, tom lane