| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Lukas Fittl <lukas(at)fittl(dot)com> |
| Cc: | Jacob Champion <jacob(dot)champion(at)enterprisedb(dot)com>, Dian Fay <di(at)nmfay(dot)com>, Matheus Alcantara <matheusssilv97(at)gmail(dot)com>, Jakub Wartak <jakub(dot)wartak(at)enterprisedb(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Michael Paquier <michael(at)paquier(dot)xyz> |
| Subject: | Re: pg_plan_advice |
| Date: | 2026-01-08 16:37:51 |
| Message-ID: | CA+TgmoZCYd1iEAZAYn0ie02mQ=Jc_v=8JRFdJRBDkdkOGLhBTg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Jan 8, 2026 at 11:31 AM Lukas Fittl <lukas(at)fittl(dot)com> wrote:
> Yeah, I would agree with you that is inconsistent with the flag's name
> - but on the flip side, its difficult for the caller to conditionally
> set the flag (which you'd have to do to avoid a "Disabled" showing in
> the plan), since we're setting it on the RelOptInfo (do we know if the
> scan is a sample scan at that point?).
How about checking rte->tablesample, as set_rel_pathlist does?
--
Robert Haas
EDB: http://www.enterprisedb.com
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