"Jochen Erwied" <jochen(at)pgsql(dot)erwied(dot)eu> writes:
> VACUUM FULL does not update statistics so display of pg_stat_user_tables is
> wrong. A normal VACUUM updates the relevant information.
Hmm. This is a definitional issue: what do we really mean by last_vacuum?
I'm inclined to think that the current behavior is reasonable. VACUUM
FULL is (still) not intended as a routine maintenance operation, and
the point of that column is to track routine maintenance operations.
regards, tom lane