From: Tobias Brox <tobias@nordicbet.com>
To: Mark Kirkwood <markir@paradise.net.nz>
Cc: Tobias Brox <tobias@nordicbet.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: Limit + group + join
Date: Fri, 26 Aug 2005 08:20:51 +0200
Message-ID: <20050826062051.GN10328@tobias.lan> (raw)
In-Reply-To: <430E85ED.60109@paradise.net.nz>
References: <20050826002709.GK10328@tobias.lan>
<430E85ED.60109@paradise.net.nz>
[Mark Kirkwood - Fri at 03:01:01PM +1200]
> Tobias,
> Interesting example:
>
> The 'desc' seems to be the guy triggering the sort, e.g:
Oh; really an accident that I didn't notice myself, I was actually going to
remove all instances of "desc" in my simplification, but seems like I forgot.
> However being a bit brutal:
>
> set enable_mergejoin=false;
> set enable_hashjoin=false;
:-) maybe I can use that in production. I'll check.
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To: pgsql-performance@postgresql.org
Cc: tobias@nordicbet.com, markir@paradise.net.nz
Subject: Re: Limit + group + join
In-Reply-To: <20050826062051.GN10328@tobias.lan>
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