Re: Comparitive UPDATE speed
| От | Andrew Sullivan |
|---|---|
| Тема | Re: Comparitive UPDATE speed |
| Дата | |
| Msg-id | 20021004142523.M949@mail.libertyrms.com обсуждение |
| Ответ на | Re: Comparitive UPDATE speed (Josh Berkus <josh@agliodbs.com>) |
| Ответы |
Re: Comparitive UPDATE speed
|
| Список | pgsql-performance |
On Fri, Oct 04, 2002 at 11:13:09AM -0700, Josh Berkus wrote:
>
> Andrew,
>
> > Have you run this with EXPLAIN ANALYSE? It will actually perform the
> > necessary steps, so it will reveal if the planner is getting
> > something wrong.
>
> Here it is:
Oops, sorry. What if you force the index use here? Just because the
planner thinks that's more expensive doesn't mean that it is.
A
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