| From: | "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com> |
|---|---|
| To: | Dann Corbit <DCorbit(at)connx(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, CSN <cool_screen_name90001(at)yahoo(dot)com>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Dumb question about serial's upper limit |
| Date: | 2005-10-11 23:30:27 |
| Message-ID: | 20051011233026.GP23883@pervasive.com |
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| Thread: | |
| Lists: | pgsql-general |
On Mon, Oct 10, 2005 at 11:52:40PM -0700, Dann Corbit wrote:
> How about something like:
>
> CREATE DOMAIN unsigned_small AS smallint check (VALUE >= 0)
>
> CREATE DOMAIN unsigned_int AS integer check (VALUE >= 0)
>
> CREATE DOMAIN unsigned_big AS bigint check (VALUE >= 0)
>
> The objection might be that we lose one bit of field width.
> But the extra safety is probably worth it if you really need unsigned
> and want to avoid ambiguity.
Certainly. But I was more interested in the space. :P
--
Jim C. Nasby, Sr. Engineering Consultant jnasby(at)pervasive(dot)com
Pervasive Software http://pervasive.com work: 512-231-6117
vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
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