Re: 7.3B3 psql talking to a 7.2.3 server?

Larry Rosenman <ler@lerctr.org> writes:
> Is the following supposed to work? 

No.  7.3 psql uses schema syntax in its internal queries, so it will
fail to detect superuser status on pre-7.3 backends.  Most backslash
commands won't work very well either :-(.  However, manually issued
SQL should work as expected.
        regards, tom lane