| From: | Richard Huxton <dev(at)archonet(dot)com> |
|---|---|
| To: | Bill Moran <wmoran(at)potentialtech(dot)com> |
| Cc: | rod(at)iol(dot)ie, Christine Penner <christine(at)ingenioussoftware(dot)com>, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, jd(at)commandprompt(dot)com, Postgres-General <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Cast char to number |
| Date: | 2010-02-24 22:16:33 |
| Message-ID: | 4B85A541.2000905@archonet.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
On 24/02/10 22:03, Bill Moran wrote:
> Then, a year later
> you find out that the serial number is really just a number, and you
> actually want to be able to do math on it because you can find out
> the year the part was designed by dividing by 1000 or something.
>
> You make the best decisions you can based on the available information.
> If you get it wrong, there's always ALTER TABLE :)
Coming in 9.1:
ALTER CUSTOMER ... SET REQUIREMENTS ...
--
Richard Huxton
Archonet Ltd
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