Re: Sum of multiplied deltas

From: "Marc Mamin" <M(dot)Mamin(at)intershop(dot)de>
To: "Oliver Kohll - Mailing Lists" <oliver(dot)lists(at)gtwm(dot)co(dot)uk>, <pgsql-general(at)postgresql(dot)org>
Subject: Re: Sum of multiplied deltas
Date: 2009-06-09 11:46:03
Message-ID: C4DAC901169B624F933534A26ED7DF31010A516E@JENMAIL01.ad.intershop.net
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Hello,

I've found a dirty hack with custom GUC variables here:
http://archives.postgresql.org/pgsql-hackers/2008-11/msg00643.php

Although dirty, it seems that it beats the windowing performances of
8.4.

So I wonder if there are any concern about this...

Cheers,

Marc Mamin

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