Re: Performance improvement for joins where outer side is unique

From: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Performance improvement for joins where outer side is unique
Date: 2017-03-27 02:51:03
Message-ID: CAKJS1f-J7JvbOH-oTqOLD_bfvjKjUaxBbU6Ym3ythU_apeXN6A@mail.gmail.com
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On 27 March 2017 at 09:28, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com> wrote:

> Patch is attached which fixes up the conflict between the expression
> evaluation performance patch.

Seems I forgot to commit locally before creating the patch... Here's
the actual patch I meant to attach earlier.

--
David Rowley http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

Attachment Content-Type Size
unique_joins_2017-03-27a.patch application/octet-stream 95.6 KB

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