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Re: Would an index benefit select ... order by? - Mailing list pgsql-general

From A. Kretschmer
Subject Re: Would an index benefit select ... order by?
Date
Msg-id 20071103073343.GA27773@a-kretschmer.de
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In response to Would an index benefit select ... order by?  (rihad <rihad@mail.ru>)
List pgsql-general
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am  Sat, dem 03.11.2007, um 11:09:05 +0400 mailte rihad folgendes:
> Hi,
>
> Should an index be used on a created_at timestamp column if you know you
> will be using "ORDER BY created_at ASC|DESC" from time to time?

Yes. And you should use EXPLAIN.


Andreas
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