"Rod Taylor" <rbt(at)zort(dot)ca> writes:
> The CASCADE behaviour will allow it to be dropped -- no matter what
> (to a point).
Somewhere along about the point where it tries to drop pg_class,
problems will ensue ... not sure if we need any specific defenses
against that, or if we can assume that the inevitable elog(ERROR)
will safely roll us back.
regards, tom lane