Re: multivariate statistics v14

From: Tatsuo Ishii <ishii(at)postgresql(dot)org>
To: ishii(at)postgresql(dot)org
Cc: tomas(dot)vondra(at)2ndquadrant(dot)com, jeff(dot)janes(at)gmail(dot)com, alvherre(at)2ndquadrant(dot)com, pgsql-hackers(at)postgresql(dot)org
Subject: Re: multivariate statistics v14
Date: 2016-03-23 03:01:01
Message-ID: 20160323.120101.207302357952079425.t-ishii@sraoss.co.jp
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>>> I believe this is because reference.sgml is missing a call to
>>> &alterStatistic (per report by Alvaro Herrera).
>>
>> Ok, I will patch reference.sgml.
>
> Here are some comments on docs.
>
> - There's no docs for pg_mv_statistic (should be added to "49. System
> Catalogs")
>
> - The word "multivariate statistics" or something like that should
> appear in the index.
>
> - There are some explanation how to deal with multivariate statistics
Oops. Should read "There should be some explanations".

> in "14.1 Using Explain" and "14.2 Statistics used by the Planner"
> section.
>
> I am now looking into the create statistics doc to see if the example
> appearing in it is working. I will get back if I find any.
>
> Best regards,
> --
> Tatsuo Ishii
> SRA OSS, Inc. Japan
> English: http://www.sraoss.co.jp/index_en.php
> Japanese:http://www.sraoss.co.jp
>
>
> --
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