Re: Optimizing pglz compressor

From: Joachim Wieland <joe(at)mcknight(dot)de>
To: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>
Cc: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Amit Kapila <amit(dot)kapila(at)huawei(dot)com>
Subject: Re: Optimizing pglz compressor
Date: 2013-03-06 14:32:10
Message-ID: CACw0+13=ojScDLObdfCO1gi8kZ1x3_5ybqtcOs4n2MZ75=ph0g@mail.gmail.com
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On Tue, Mar 5, 2013 at 8:32 AM, Heikki Linnakangas
<hlinnakangas(at)vmware(dot)com> wrote:
> With these tweaks, I was able to make pglz-based delta encoding perform
> roughly as well as Amit's patch.

Out of curiosity, do we know how pglz compares with other algorithms, e.g. lz4 ?

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