Re: pgsql: Add parallel-aware hash joins.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: pgsql-committers(at)postgresql(dot)org
Subject: Re: pgsql: Add parallel-aware hash joins.
Date: 2017-12-21 16:11:44
Message-ID: 32417.1513872704@sss.pgh.pa.us
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Andres Freund <andres(at)anarazel(dot)de> writes:
> On 2017-12-21 08:49:46 +0000, Andres Freund wrote:
>> Add parallel-aware hash joins.

> There's to relatively mundane failures:
> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=tern&dt=2017-12-21%2008%3A48%3A12
> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=termite&dt=2017-12-21%2008%3A50%3A08

> [ as well as various assertion crashes ]

I see my machine prairiedog is showing yet another variation, possibly
related to the tern/termite failure, but not the same:

================= pgsql.build/src/test/regress/regression.diffs ===================
*** /Users/buildfarm/bf-data/HEAD/pgsql.build/src/test/regress/expected/join.out Thu Dec 21 03:55:15 2017
--- /Users/buildfarm/bf-data/HEAD/pgsql.build/src/test/regress/results/join.out Thu Dec 21 10:56:00 2017
***************
*** 6682,6688 ****
$$);
multibatch
------------
! t
(1 row)

rollback to settings;
--- 6682,6688 ----
$$);
multibatch
------------
! f
(1 row)

rollback to settings;

======================================================================

Let me know if you need me to poke into that.

regards, tom lane

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