Re: Test tidscan,sql is not immune to autovacuum in v14

From: David Rowley <dgrowleyml(at)gmail(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Alexander Lakhin <exclusion(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Test tidscan,sql is not immune to autovacuum in v14
Date: 2026-08-21 00:30:10
Message-ID: CAApHDvrMDd2NS0enstgLBMFZwoxEgHG25UWG5JxpfP4eKAs_PQ@mail.gmail.com
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On Thu, 20 Aug 2026 at 16:43, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>
> David Rowley <dgrowleyml(at)gmail(dot)com> writes:
> > Another way to make the alternative join order less favourable would
> > be with something like:
>
> > select count(*) from tenk1 t1 inner join tenk1 t2 on t1.ctid = t2.ctid
> > where t2.ten = 0;
>
> Sure, that'd work for me.

Thanks. I pushed that to all supported versions.

David

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