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From: David E. Wheeler <[email protected]>
To: Tom Lane <[email protected]>
Cc: Noah Misch <[email protected]>
Cc: Aleksander Alekseev <[email protected]>
Cc: pgsql-hackers <[email protected]>
Cc: Marco Slot <[email protected]>
Cc: Alvaro Herrera <[email protected]>
Cc: Christoph Berg <[email protected]>
Cc: Pavan Deolasee <[email protected]>
Subject: Re: Potential ABI breakage in upcoming minor releases
Date: Fri, 15 Nov 2024 19:00:02 -0500
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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	<[email protected]>
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On Nov 15, 2024, at 16:13, Tom Lane <[email protected]> wrote:

> In other words, our current guidelines
> for preserving ABI compatibility actually *created* this disaster,
> because the HEAD change was fine from an ABI standpoint but what
> was done in back branches was not.  So we do need to rethink how
> that's worded.

What bit is mis-worded? The guidance Peter committed[1] says that “PostgreSQL makes an effort to avoid server
ABI breaks in minor releases.” It sounds to me like that effort wasn’t held up in back-branches, the sources for minor releases.

But maybe you had some other guidance in mind?

D

[1]: https://github.com/postgres/postgres/commit/e54a42a

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