Re: Buffer locking is special (hints, checksums, AIO writes)

Andres Freund <andres@anarazel.de> wrote:

> On 2026-01-12 12:45:03 -0500, Andres Freund wrote:
> > I'm doing another pass through 0003 and will push that if I don't find
> > anything significant.
> 
> Done, after adjust two comments in minor ways.

I suppose this is commit 0b96e734c590.

While troubleshooting REPACK issue [1], I realized that
HeapTupleSatisfiesMVCCBatch() can also be called during logical decoding - in
that case we need to use a historic MVCC snapshot. My proposal to fix the
problem is attached.

[1] https://www.postgresql.org/message-id/CADzfLwWNv5QDn6qmxCRV-p_ijSTGwNcEZFCOXt09+RmpSG2=+w@mail.gmail.com

-- 
Antonin Houska
Web: https://www.cybertec-postgresql.com