Re: auto-vacuum questions

From: John Gateley <gateley(at)jriver(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: auto-vacuum questions
Date: 2008-05-08 18:10:12
Message-ID: 20080508131012.bcadfd0c.gateley@jriver.com
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On Thu, 8 May 2008 10:58:47 -0700
Alan Hodgson <ahodgson(at)simkin(dot)ca> wrote:

> On Thursday 08 May 2008, John Gateley <gateley(at)jriver(dot)com> wrote:
> > But the new database, mydbtest, always has slow queries.
> > I run an analyze and they speed up.
>
> Do the query plans actually change, or are you just seeing caching effects
> from running the analyze?

The query plans actually change. I'm pretty sure that the auto-vacuum
wasn't happening, I'm going to test this tomorrow morning with
a fresh copy.

Thanks,

j
--
John Gateley <gateley(at)jriver(dot)com>

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