"Steve Jones" <Steve(dot)Jones(at)codeweavers(dot)net> writes:
> Issue: the last_vacuum column is not
> being updated following a manual vacuum against a table or database.
It works for me in 8.3 ... as long as there already is a stats entry for
the table in question. You may be running into the pre-9.0 behavior
that the vacuum time update gets thrown away if there is no pre-existing
stats entry. If you vacuum twice, does the time of the second vacuum
show up?
http://archives.postgresql.org/pgsql-committers/2009-09/msg00062.php
regards, tom lane