Re: BUG #19109: catalog lookup with the wrong snapshot during logical decoding causes coredump

From: Michael Paquier <michael(at)paquier(dot)xyz>
To: Haiyang Li <mohen(dot)lhy(at)alibaba-inc(dot)com>
Cc: Xuneng Zhou <xunengzhou(at)gmail(dot)com>, pgsql-bugs <pgsql-bugs(at)lists(dot)postgresql(dot)org>
Subject: Re: BUG #19109: catalog lookup with the wrong snapshot during logical decoding causes coredump
Date: 2025-11-11 02:12:17
Message-ID: aRKbgWylZllp4vYF@paquier.xyz
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On Tue, Nov 11, 2025 at 09:42:29AM +0800, Haiyang Li wrote:
> The WAL are provided in attachment. Unfortunately, I can not share the script.
> The testing scenario is rather complex, and the executed SQL statements can
> only be tracked via the logs. At this point, I have not been able to obtain a
> reproducible case, which is the challenging part. However, I can provide the
> actions carried out by a specific transaction if you need.

That's unfortunate. Having a reproducible test case that works with
upstream would speed up the analysis of the problem a lot.
--
Michael

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