| From: | Alexander Pyhalov <a(dot)pyhalov(at)postgrespro(dot)ru> |
|---|---|
| To: | Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com> |
| Cc: | "Andrey V(dot) Lepikhov" <a(dot)lepikhov(at)postgrespro(dot)ru>, Zhihong Yu <zyu(at)yugabyte(dot)com>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Defer selection of asynchronous subplans until the executor initialization stage |
| Date: | 2021-09-15 06:40:46 |
| Message-ID: | 932e6ed12832831592d01a3b06c16d63@postgrespro.ru |
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| Lists: | pgsql-hackers |
Etsuro Fujita писал 2021-08-30 12:52:
> On Mon, Aug 30, 2021 at 5:36 PM Andrey V. Lepikhov
>
> To allow async execution in a bit more cases, I modified the patch a
> bit further: a ProjectionPath put directly above an async-capable
> ForeignPath would also be considered async-capable as ForeignScan can
> project and no separate Result is needed in that case, so I modified
> mark_async_capable_plan() as such, and added test cases to the
> postgres_fdw regression test. Attached is an updated version of the
> patch.
>
Hi.
The patch looks good to me and seems to work as expected.
--
Best regards,
Alexander Pyhalov,
Postgres Professional
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