Re: Trying to break online checksums with LLMs

From: Daniel Gustafsson <daniel(at)yesql(dot)se>
To: Nathan Bossart <nathandbossart(at)gmail(dot)com>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, rmt(at)lists(dot)postgresql(dot)org
Subject: Re: Trying to break online checksums with LLMs
Date: 2026-09-15 12:18:06
Message-ID: 8FDDF08C-92DA-45EE-B668-87AF2981F43F@yesql.se
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> On 15 Sep 2026, at 13:59, Nathan Bossart <nathandbossart(at)gmail(dot)com> wrote:
>
> On Mon, Sep 14, 2026 at 11:59:15PM +0200, Daniel Gustafsson wrote:
>> But at any rate, this is clearly not the time to design that.
>>
>> If we revert we should keep online checksums in master and only pull it out of
>> 19, to allow for this to be fixed early in 20, and avoid the churn. I held off
>> from backpatching the open item fix for this very reason; unless I hear
>> otherwise by Wednesday I'll go ahead with the revert, else the backpatch.
>> Adding RMT to the thread to keep everyone in the loop.
>
> Thanks for the heads up. Based on the discussion, it sounds like reverting
> is the right call, unfortunately.

I target doing it early tomorrow my time to allow lots of buildfarm monitoring
time, and to have time to look over the patch tonight.

--
Daniel Gustafsson

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