Re: More stable query plans via more predictable column statistics

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Shulgin, Oleksandr" <oleksandr(dot)shulgin(at)zalando(dot)de>
Cc: PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, Stefan Litsche <stefan(dot)litsche(at)zalando(dot)de>
Subject: Re: More stable query plans via more predictable column statistics
Date: 2015-12-01 18:00:33
Message-ID: 15780.1448992833@sss.pgh.pa.us
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"Shulgin, Oleksandr" <oleksandr(dot)shulgin(at)zalando(dot)de> writes:
> This post summarizes a few weeks of research of ANALYZE statistics
> distribution on one of our bigger production databases with some real-world
> data and proposes a patch to rectify some of the oddities observed.

Please add this to the 2016-01 commitfest ...

regards, tom lane

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