Re: pg_stat_statements with query tree based normalization

From: Greg Smith <greg(at)2ndQuadrant(dot)com>
To:
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: pg_stat_statements with query tree based normalization
Date: 2011-12-10 13:56:55
Message-ID: 4EE36527.2040700@2ndQuadrant.com
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On 12/06/2011 08:19 PM, Peter Geoghegan wrote:
> I intend to work through the known issues with this patch in the next
> couple of days.
>

I heard about some bitrot creeping in here too, but it seems gone now; I
had no problem merging Peter's development branch against master. I've
attached a newer patch of the main code, which fixes most of the earlier
issues there were disclaimers about. The two test programs from
contrib/pg_stat_statements are attached as separate files for a cleaner
diff. Merged and rebased version now available from
https://github.com/greg2ndQuadrant/postgres/tree/pg_stat_statements_norm
too.

--
Greg Smith 2ndQuadrant US greg(at)2ndQuadrant(dot)com Baltimore, MD
PostgreSQL Training, Services, and 24x7 Support www.2ndQuadrant.us

Attachment Content-Type Size
pg_stat_statements_norm_v5.patch text/x-patch 269.0 KB
normalization_regression.py text/x-python 38.6 KB
performance_test.py text/x-python 3.0 KB

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