| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | "Fujii(dot)Yuki(at)df(dot)MitsubishiElectric(dot)co(dot)jp" <Fujii(dot)Yuki(at)df(dot)mitsubishielectric(dot)co(dot)jp> |
| Cc: | Alexander Pyhalov <a(dot)pyhalov(at)postgrespro(dot)ru>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Andres Freund <andres(at)anarazel(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Julien Rouhaud <rjuju123(at)gmail(dot)com>, Daniel Gustafsson <daniel(at)yesql(dot)se>, Ilya Gladyshev <i(dot)gladyshev(at)postgrespro(dot)ru> |
| Subject: | Re: Partial aggregates pushdown |
| Date: | 2023-06-22 11:39:14 |
| Message-ID: | ZJQy4gLC7WwZyKUe@momjian.us |
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| Lists: | pgsql-hackers |
On Thu, Jun 22, 2023 at 05:23:33AM +0000, Fujii(dot)Yuki(at)df(dot)MitsubishiElectric(dot)co(dot)jp wrote:
> Approach1-3:
> I will add a postgres_fdw option "check_partial_aggregate_support".
> This option is false, default.
> Only if this option is true, postgres_fdw connect to the remote server and get the version of the remote server.
> And if the version of the remote server is less than PG17, then partial aggregate push down to the remote server is disable.
Great!
--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com
Only you can decide what is important to you.
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