No, that's backwards.
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.
Trivial patch attached.
--
Vik Fearing +33 6 46 75 15 36
http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support
Attachments:
unfrozen.patchtext/x-patch; name=unfrozen.patchDownload+1-1
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
--
Sent via pgsql-docs mailing list (pgsql-docs@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-docs