Re: Performance Improvement by reducing WAL for Update Operation

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
Cc: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Mike Blackwell <mike(dot)blackwell(at)rrd(dot)com>
Subject: Re: Performance Improvement by reducing WAL for Update Operation
Date: 2014-02-13 05:01:53
Message-ID: CA+TgmoaGniVo9nuNbcx0Jwq+vcOEn3CHiwuskboMab-r=D8YpQ@mail.gmail.com
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On Mon, Feb 10, 2014 at 10:02 AM, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
> I think if we want to change LZ format, it will be bit more work and
> verification for decoding has to be done much more strenuously.

I don't think it'll be that big of a deal. And anyway, the evidence
here suggests that we still need more speed.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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