Re: group by

From: Bruno Wolff III <bruno(at)wolff(dot)to>
To: Kathy Zhu <Kathy(dot)Zhu(at)sun(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: group by
Date: 2003-10-06 15:45:25
Message-ID: 20031006154525.GA27249@wolff.to
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On Mon, Oct 06, 2003 at 09:23:05 -0600,
Kathy Zhu <Kathy(dot)Zhu(at)sun(dot)com> wrote:
> That was also one of my guesses why groupby takes longer, although it is not
> mentioned in the doc.

If you want to know how a query is being done, you can use explain
(or explain analyze if you want timing information) to see the
plan.

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