Re: [PATCH] Allow parallelism for plpgsql return expression after commit 556f7b7 - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [PATCH] Allow parallelism for plpgsql return expression after commit 556f7b7
Date
Msg-id 490686.1751913413@sss.pgh.pa.us
Whole thread Raw
In response to Re: [PATCH] Allow parallelism for plpgsql return expression after commit 556f7b7  (Dilip Kumar <dilipbalaut@gmail.com>)
List pgsql-hackers
Dilip Kumar <dilipbalaut@gmail.com> writes:
> On Fri, Jul 4, 2025 at 9:56 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> So on the whole it seems like a research project requiring nontrivial
>> effort and probably yielding only marginal gains.  It's certainly not
>> going to yield a back-patchable fix for this performance regression.

> Yeah that's correct.

OK.  I pushed the one-liner (plus comment) fix.  If anyone does
feel like looking into allowing subplans to run in parallel in
this context, it's not stopping them from doing so.

            regards, tom lane



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