Re: multivariate statistics (v25)

From: Simon Riggs <simon(at)2ndquadrant(dot)com>
To: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>
Cc: Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, David Fetter <david(at)fetter(dot)org>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: multivariate statistics (v25)
Date: 2017-04-05 18:52:39
Message-ID: CANP8+j+0ThMsiCojHAmBGF-KVJgYytBJoM2Jm3G68Get3LuX8w@mail.gmail.com
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On 5 April 2017 at 10:47, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com> wrote:

>> I have some other comments.

Me too.

CREATE STATISTICS should take ShareUpdateExclusiveLock like ANALYZE.

This change is in line with other changes in this and earlier
releases. Comments and docs included.

Patch ready to be applied directly barring objections.

--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

Attachment Content-Type Size
create_statistics_lock_reduction.v1.patch application/octet-stream 1.5 KB

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