On Mon, Oct 10, 2005 at 10:59:03PM -0400, Tom Lane wrote:
> CSN <cool_screen_name90001@yahoo.com> writes:
> > If integer's range is -2147483648 to +2147483647, why
> > is serial's range only 1 to 2147483647 instead of 1 to
> > about 4294967294?
>
> How are you going to stuff 4294967294 into an integer field, which as
> you just stated has an upper limit of 2147483647?
>
> If we had an unsigned int type, we could use it for serial and get
> that result, but we do not.
Out of curiosity... why don't we have unsigned ints? I for one would
certainly use them for id fields, as well as some other places where I
knew negative numbers weren't valid.
--
Jim C. Nasby, Sr. Engineering Consultant jnasby@pervasive.com
Pervasive Software http://pervasive.com work: 512-231-6117
vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
