On Wed, 2013-04-17 at 12:42 -0400, Bruce Momjian wrote: > > AFAIK, there's currently no per-page checksum flag. Still, being only > > able to go from checksummed to not-checksummed probably is for all > > practical purposes the same as not being able to pg_upgrade at all. > > Otherwise, why would people have enabled checksums in the first place? > > Good point, but it is _an_ option, at least. > > I would like to know the answer of how an upgrade from checksum to > no-checksum would behave so I can modify pg_upgrade to allow it.
Why? 9.3 pg_upgrade certainly doesn't need it. When we get to 9.4, if someone has checksums enabled and wants to disable it, why is pg_upgrade the right time to do that? Wouldn't it make more sense to allow them to do that at any time? Regards, Jeff Davis -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers