On Thu, 2008-08-21 at 13:53 -0600, Scott Marlowe wrote: > Regular SERIAL type is limited to a 32 bit int. BIGSERIAL uses a 64 > bit int. I think one of the things that would be offsetting is the size difference between the two types (32 vs 64 bits, 5 foreign keys, and a billion rows or so makes for alot of pain). -Mark