| From: | David Fetter <david(at)fetter(dot)org> |
|---|---|
| To: | Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au> |
| Cc: | PG Hackers <pgsql-hackers(at)postgresql(dot)org>, PostgreSQL Patches <pgsql-patches(at)postgresql(dot)org> |
| Subject: | Re: Best practices: MERGE |
| Date: | 2005-03-08 08:25:46 |
| Message-ID: | 20050308082546.GA31516@fetter.org |
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| Thread: | |
| Lists: | pgsql-hackers pgsql-patches |
On Tue, Mar 08, 2005 at 12:27:21PM +0800, Christopher Kings-Lynne wrote:
> >Luckily, PG 8 is available for this. Do you have a short example?
>
> No, and I think it should be in the manual as an example.
>
> You will need to enter a loop that uses exception handling to detect
> unique_violation.
Pursuant to an IRC discussion to which Dennis Bjorklund and
Christopher Kings-Lynne made most of the contributions, please find
enclosed an example patch demonstrating an UPSERT-like capability.
Cheers,
D
--
David Fetter david(at)fetter(dot)org http://fetter.org/
phone: +1 510 893 6100 mobile: +1 415 235 3778
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| Attachment | Content-Type | Size |
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| upsert.diff | text/plain | 1.3 KB |
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