Re: 57 minute SELECT

From: David Kerr <dmk(at)mr-paradox(dot)net>
To: Samuel Stearns <sstearns(at)staff(dot)iinet(dot)net(dot)au>
Cc: Claudio Freire <klaussfreire(at)gmail(dot)com>, David Johnston <polobo(at)yahoo(dot)com>, "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: 57 minute SELECT
Date: 2013-10-03 16:25:00
Message-ID: 20131003162500.GA5763@mr-paradox.net
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On Thu, Oct 03, 2013 at 09:20:52AM -0700, David Kerr wrote:
- On Thu, Oct 03, 2013 at 01:47:29AM +0000, Samuel Stearns wrote:
- - Thanks, Claudio:
- -
- - http://explain.depesz.com/s/WJQx
-
- You're spending a lot of time in the hash join which can kill a system with
- low ram.
-
- You may, just for fun, want to try the query with enable_hashjoin=false.

Sorry, ignore that, more coffe before mailing lists for me.

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