Bruce Momjian <pgman@candle.pha.pa.us> writes:
> I believe 7.0->7.1 will be able to talk in any
> 7.0.X/7.1 client and server combination.
This should work as far as simple connectivity goes, but 7.0
applications that do queries against system catalogs might find
that their queries need to be updated. For example, psql's backslash
commands didn't recognize views for awhile due to pg_class.relkind
changes.
regards, tom lane