> On 18 Jul 2025, at 18:53, Andrey Borodin <x4mmm@yandex-team.ru> wrote:
>
> Please find attached dirty test and a sketch of the fix. It is done against PG 16, I wanted to ensure that problem is
reproduciblebefore 17.
Here'v v7 with improved comments and cross-check for correctness.
Also, MultiXact wraparound is handled.
I'm planning to prepare tests and fixes for all supported branches, if there's no objections to this approach.
Best regards, Andrey Borodin.