Re: pgsql: Add parallel-aware hash joins.

On 2017-12-31 10:59:26 +1300, Thomas Munro wrote:
> On Sun, Dec 31, 2017 at 5:16 AM, Andres Freund <andres@anarazel.de> wrote:
> >> In a race case, EXPLAIN ANALYZE could fail to display correct nbatch and size
> >> information.  Refactor so that participants report only on batches they worked
> >> on rather than trying to report on all of them, and teach explain.c to
> >> consider the HashInstrumentation object from all participants instead of
> >> picking the first one it can find.  This should fix an occasional build farm
> >> failure in the "join" regression test.
> >
> > This seems buggy independent of whether it fixes the issue on prairedog,
> > right? So I'm inclined to go ahead and just fix it...
> 
> +1

Pushed your updated version.

Thanks,

Andres