Horton

Re: Perfomance bug in v10

Teodor Sigaev <teodor@sigaev.ru>

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From: Teodor Sigaev <teodor@sigaev.ru>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Claudio Freire <klaussfreire@gmail.com>, David Rowley <david.rowley@2ndquadrant.com>, Pgsql Hackers <pgsql-hackers@postgresql.org>
Date: 2017-06-02T17:28:21Z
Lists: pgsql-hackers 
> BTW, was the larger query plan that you showed (with a Materialize node)
> generated by 9.6, or v10 HEAD?  Because I would be surprised if 9.6 did
v10,
commit acbd8375e954774181b673a31b814e9d46f436a5
Author: Magnus Hagander <magnus@hagander.net>
Date:   Fri Jun 2 11:18:24 2017 +0200

-- 
Teodor Sigaev                                   E-mail: teodor@sigaev.ru
                                                    WWW: http://www.sigaev.ru/

Commits

  1. Fix old corner-case logic error in final_cost_nestloop().

  2. Fix copy/paste mistake in comment