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Re: XMAX_LOCK_ONLY and XMAX_COMMITTED (fk/multixact code) - Mailing list pgsql-hackers

From Andres Freund
Subject Re: XMAX_LOCK_ONLY and XMAX_COMMITTED (fk/multixact code)
Date
Msg-id 20230202145951.qxhxzj7p5whs2cga@alap3.anarazel.de
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In response to Re: XMAX_LOCK_ONLY and XMAX_COMMITTED (fk/multixact code)  (Nathan Bossart <nathandbossart@gmail.com>)
Responses Re: XMAX_LOCK_ONLY and XMAX_COMMITTED (fk/multixact code)
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Hi,

On 2022-09-20 11:32:02 -0700, Nathan Bossart wrote:
> Note that this change also disallows XMAX_COMMITTED together with
> the special pre-v9.3 locked-only bit pattern that
> HEAP_XMAX_IS_LOCKED_ONLY checks for.  This locked-only bit pattern
> may still be present on servers pg_upgraded from pre-v9.3 versions.

Given that fact, that aspect at least seems to be not viable?

Greetings,

Andres Freund

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