| From: | Yuya Watari <watari(dot)yuya(at)gmail(dot)com> |
|---|---|
| To: | David Rowley <dgrowleyml(at)gmail(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Andrey Lepikhov <a(dot)lepikhov(at)postgrespro(dot)ru>, PostgreSQL Developers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: [PoC] Reducing planning time when tables have many partitions |
| Date: | 2022-08-26 08:53:34 |
| Message-ID: | CAJ2pMkY=GS1h1h9Z11c3-YxvD1vchNmgdp=FsegkqO03gAhf0g@mail.gmail.com |
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| Lists: | pgsql-hackers |
Dear David,
On Fri, Aug 26, 2022 at 12:18 PM David Rowley <dgrowleyml(at)gmail(dot)com> wrote:
> How about instead of doing this caching like this, why don't we code
> up some iterators that we can loop over to fetch the required EMs.
Thank you very much for your quick reply and for sharing your idea
with code. I also think introducing EquivalenceMemberIterator is one
good alternative solution. I will try to implement and test it.
Thank you again for helping me.
--
Best regards,
Yuya Watari
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