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Re: ??: Postgresql update op is very very slow

From: Greg Smith <gsmith(at)gregsmith(dot)com>
To: Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: ??: Postgresql update op is very very slow
Date: 2008-06-26 22:20:15
Message-ID: Pine.GSO.4.64.0806261817490.22988@westnet.com (view raw or flat)
Thread:
Lists: pgsql-performance
On Thu, 26 Jun 2008, Craig Ringer wrote:

> I'd be interested to have this confirmed, as I don't think I've seen it 
> documented anywhere. Is it a side-effect/benefit of HOT somehow?

The documentation is in README.HOT, for example: 
http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/heap/README.HOT?rev=1.3;content-type=text%2Fplain

--
* Greg Smith gsmith(at)gregsmith(dot)com http://www.gregsmith.com Baltimore, MD

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