Re: Make tuple deformation faster

From: David Rowley <dgrowleyml(at)gmail(dot)com>
To: Alexander Lakhin <exclusion(at)gmail(dot)com>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Victor Yegorov <vyegorov(at)gmail(dot)com>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, PostgreSQL Developers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Make tuple deformation faster
Date: 2024-12-23 20:34:23
Message-ID: CAApHDvo=t34ti3kRg9D36z2kzDcj_H1=10-=prc36=f=U3pMow@mail.gmail.com
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On Tue, 24 Dec 2024 at 02:00, Alexander Lakhin <exclusion(at)gmail(dot)com> wrote:
> regression=# SELECT COUNT(*) FROM
> (SELECT (aclexplode(proacl)).* FROM pg_proc) a,
> (SELECT oid FROM pg_proc UNION ALL SELECT oid FROM pg_proc) b;
> WARNING: terminating connection because of crash of another server process
> ...
> TRAP: failed Assert("memcmp(&snapshot, cattr, sizeof(CompactAttribute)) == 0"), File: "../../../../src/include/access/tupdesc.h", Line: 191, PID: 1302048

Thanks. Looking now.

David

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