Re: pgsql: Add parallel-aware hash joins.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>
Cc: Andres Freund <andres(at)anarazel(dot)de>, pgsql-committers <pgsql-committers(at)postgresql(dot)org>
Subject: Re: pgsql: Add parallel-aware hash joins.
Date: 2018-01-04 06:09:33
Message-ID: 16320.1515046173@sss.pgh.pa.us
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Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com> writes:
> I spent a lot of time trying and failing to get the world's slowest 32
> bit powerpc emulation to reproduce this. Bleugh. Before we rip that
> test out, would you mind checking if this passes repeatedly on gaur or
> pademelon?

I ran a couple dozen test cycles on gaur without a failure. That's
not enough to really prove anything, but it's more successes than I was
getting before. I pushed the patch so we can see what the rest of the
buildfarm thinks.

regards, tom lane

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