Re: Performance improvement for joins where outer side is unique

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>
Cc: Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Performance improvement for joins where outer side is unique
Date: 2016-03-09 01:39:18
Message-ID: 27396.1457487558@sss.pgh.pa.us
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David Rowley <david(dot)rowley(at)2ndquadrant(dot)com> writes:
> [1] http://www.postgresql.org/message-id/8907.1440383377@sss.pgh.pa.us

Oh, okay, I had looked at the many changes in the regression outputs and
jumped to the conclusion that you were printing the info all the time.
Looking closer I see it's only coming out in VERBOSE mode. That's
probably fine. <emilylitella>Never mind</emilylitella>

regards, tom lane

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