| From: | Michael Paquier <michael(at)paquier(dot)xyz> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: pgsql: Clean up all relid fields of RestrictInfos during join removal. |
| Date: | 2026-04-20 23:02:55 |
| Message-ID: | aeawnyFl5lwsG2dC@paquier.xyz |
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| Lists: | pgsql-committers |
Hi Tom,
On Mon, Apr 20, 2026 at 06:48:35PM +0000, Tom Lane wrote:
> Clean up all relid fields of RestrictInfos during join removal.
>
> The original implementation of remove_rel_from_restrictinfo()
> thought it could skate by with removing no-longer-valid relid
> bits from only the clause_relids and required_relids fields.
> This is quite bogus, although somehow we had not run across a
> counterexample before now. At minimum, the left_relids and
> right_relids fields need to be fixed because they will be
> examined later by clause_sides_match_join(). But it seems
> pretty foolish not to fix all the relid fields, so do that.
prion looks unhappy on this one:
https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=prion&dt=2026-04-20%2022%3A50%3A01
This uses -DRELCACHE_FORCE_RELEASE -DCATCACHE_FORCE_RELEASE.
--
Michael
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