"Jaime Casanova" <systemguards(at)gmail(dot)com> writes:
> http://archives.postgresql.org/pgsql-committers/2007-07/msg00142.php
> at least the part that prevents overflow and probably the one that
> reject zero in BY are clearly bugs and should be backpatched to 8.2,
> aren't they?
Well, it's a behavioral change, so given the lack of complaints from the
field I'm inclined not to back-patch.
regards, tom lane