From: Luke Lonergan <llonergan@greenplum.com>
To: Peter Koczan <pjkoczan@gmail.com>
To: sathiya psql <sathiya.psql@gmail.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: postgresql is slow with larger table even it is in RAM
Date: Thu, 27 Mar 2008 10:32:44 -0700
Message-ID: <C411284C.58842%llonergan@greenplum.com> (raw)
In-Reply-To: <4544e0330803261648l6b299d0ckc938f44a822d4d0e@mail.gmail.com>
So your table is about 80 MB in size, or perhaps 120 MB if it fits in
shared_buffers. You can check it using ³SELECT
pg_size_pretty(pg_relation_size(Œmytable¹))²
- Luke
On 3/26/08 4:48 PM, "Peter Koczan" <pjkoczan@gmail.com> wrote:
> FWIW, I did a select count(*) on a table with just over 300000 rows,
> and it only took 0.28 sec.
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To: pgsql-performance@postgresql.org
Cc: llonergan@greenplum.com, pjkoczan@gmail.com, sathiya.psql@gmail.com
Subject: Re: postgresql is slow with larger table even it is in RAM
In-Reply-To: <C411284C.58842%llonergan@greenplum.com>
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