Sean Davis <sdavis2@mail.nih.gov> writes:
> I'm assuming no dump/restore cycle is needed for 8.1b1 to 8.1.0 upgrade?
I think you're wrong [ checks... ] Yup, only b4 and up are initdb-
compatible with 8.1 final.
When in doubt, the authoritative story for this sort of thing may be
found here:
http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/catversion.h
CVS tags sharing the same catversion are initdb-compatible.
regards, tom lane