Re: [HACKERS] PATCH: multivariate histograms and MCV lists

Michael Paquier <michael.paquier@gmail.com>

From: Michael Paquier <michael.paquier@gmail.com>
To: Tomas Vondra <tomas.vondra@2ndquadrant.com>
Cc: Mark Dilger <hornschnorter@gmail.com>, Adrien Nayrat <adrien.nayrat@dalibo.com>, Pg Hackers <pgsql-hackers@postgresql.org>
Date: 2017-11-30T04:11:28Z
Lists: pgsql-hackers
On Tue, Nov 28, 2017 at 1:47 AM, Tomas Vondra
<tomas.vondra@2ndquadrant.com> wrote:
> Attached is an updated version of the patch series, fixing the issues
> reported by Mark Dilger:

Moved to next CF.
-- 
Michael


Commits

  1. Convert pre-existing stats_ext tests to new style

  2. Add support for multivariate MCV lists

  3. Improve ANALYZE's strategy for finding MCVs.

  4. Clone extended stats in CREATE TABLE (LIKE INCLUDING ALL)

  5. Try again to fix accumulation of parallel worker instrumentation.

  6. Adjust psql \d query to avoid use of @> operator.

  7. Message style fixes

  8. Add security checks to selectivity estimation functions