Re: pgsql: Add fast path for foreign key constraint checks

On Tue, Mar 31, 2026 at 9:21 PM Amit Langote <amitlangote09(at)gmail(dot)com> wrote:
> On Tue, Mar 31, 2026 at 5:08 PM Amit Langote <amitlangote09(at)gmail(dot)com> wrote:
> > On Tue, Mar 31, 2026 at 4:17 PM Amit Langote <amitlangote09(at)gmail(dot)com> wrote:
> > > I'm looking at the failures on prion:
> > > https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=prion&dt=2026-03-31%2006%3A53%3A05
> > >
> > > They all look like this:
> > > +ERROR: could not open relation with OID 2139062143
> >
> > I've pushed a fix: 68a8601ee9ec.
>
> Found additional issues when testing locally with
> CLOBBER_CACHE_ALWAYS: a dangling fpmeta pointer after constraint cache
> invalidation, and riinfo going stale inside ri_FastPathCheck() after
> relation opens. The attached patch fixes both. I'll apply it tomorrow
> morning barring objections.

Pushed: e484b0eea6.

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Thanks, Amit Langote