Re: Strange result with LATERAL query

From: Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Jeevan Chalke <jeevan(dot)chalke(at)enterprisedb(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Strange result with LATERAL query
Date: 2016-08-24 15:47:56
Message-ID: 87eg5eb24i.fsf@news-spur.riddles.org.uk
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>>>>> "Pavel" == Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:

Pavel> The result should not depend on GUC - hashagg on/off changing
Pavel> output - it is error.

I don't think anyone's suggesting leaving it unfixed, just whether the
fix should introduce unnecessary rescans of the aggregate input.

--
Andrew (irc:RhodiumToad)

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