David Fetter wrote:
***************
*** 173,179 ****
Integrating autovacuum into the server allows it to be
automatically started and stopped in sync with the database
server, and allows autovacuum to be configured from
! <filename>postgresql.conf</>.
</para>
</listitem>
</varlistentry>
--- 173,181 ----
Integrating autovacuum into the server allows it to be
automatically started and stopped in sync with the database
server, and allows autovacuum to be configured from
! <filename>postgresql.conf</>. Autovacuum now checks to see if
! the database is in danger of xid wraparound and
! <command>VACUUM</command>s the whole database if needed.
</para>
</listitem>
</varlistentry>
AFAIK contrib/pg_autovacuum in 8.0 also checked for XID wraparound (or
at least its documentation claims that it does), so I don't see how this
is new functionality.
-Neil
---------------------------(end of broadcast)---------------------------
TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
