Vik Fearing <vik.fearing@2ndquadrant.com> writes:
> The documentation at
> https://www.postgresql.org/docs/current/static/storage-vm.html says that
> the visibility map "keeps track of which pages contain only unfrozen
> tuples".
> This is wrong; it keeps track of all-frozen pages not all-unfrozen.
Yup. Pushed, thanks!
regards, tom lane