| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | James Coleman <jtc331(at)gmail(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Subject: | Re: Parallelize correlated subqueries that execute within each worker |
| Date: | 2022-03-22 00:48:05 |
| Message-ID: | 20220322004805.vwmgjp62tq3mj2oq@alap3.anarazel.de |
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| Thread: | |
| Lists: | pgsql-hackers |
Hi,
On 2022-01-22 20:25:19 -0500, James Coleman wrote:
> On the other hand this is a dramatically simpler patch series.
> Assuming the approach is sound, it should much easier to maintain than
> the previous version.
>
> The final patch in the series is a set of additional checks I could
> imagine to try to be more explicit, but at least in the current test
> suite there isn't anything at all they affect.
>
> Does this look at least somewhat more like what you'd envisionsed
> (granting the need to squint hard given the relids checks instead of
> directly checking params)?
This fails on freebsd (so likely a timing issue): https://cirrus-ci.com/task/4758411492458496?logs=test_world#L2225
Marked as waiting on author.
Greetings,
Andres Freund
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