Re: Improving Query

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Richard Huxton <dev(at)archonet(dot)com>
Cc: Ketema <ketema(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: Improving Query
Date: 2007-10-30 15:39:12
Message-ID: 23552.1193758752@sss.pgh.pa.us
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Richard Huxton <dev(at)archonet(dot)com> writes:
> Ketema wrote:
>> 5)Upgrade version of pg..currently is running 8.1.4

> Well every version gets better at planning, so it can't hurt.

+1 ... there are at least two things about this query that 8.2 could be
expected to be a great deal smarter about:
* mixed outer and inner joins
* something = ANY(array)

regards, tom lane

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