Re: toast table corrupted by vacuum - missing chunk number 0 for toast value

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
Cc: PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: toast table corrupted by vacuum - missing chunk number 0 for toast value
Date: 2026-08-20 16:52:44
Message-ID: aocw3BzJJMvRi_Th@momjian.us
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On Sun, Jul 12, 2026 at 08:48:28PM +0200, Pavel Stehule wrote:
> Hi,
>
> My customer reported corrupted toast tables on PostgreSQL 14.20. He uses wal
> archiving - so it was possible to read data from broken pages. The corrupted
> rows are detected by SELECT command. 

I would first look to see if it was fixed from 14.20 to 14.24.

--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com

Do not let urgent matters crowd out time for investment in the future.

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