<mailing_lists@pandapocket.com> wrote:
>
> 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).
Well, of course a 64 bit int is gonna be bigger than a 32 bit, but
with alignment issues and on 64 bit hardware, I'm guessing the
difference isn't exactly twice as slow / twice as much storage. And
it's way faster than a GUID which was what I think started this
thread.
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