ARNAME"
>restore_command</TT
> that waits as described
       previously (see <A
HREF="continuous-archiving.html#BACKUP-PITR-RECOVERY"
>Section 24.3.4</A
>).
      </P
></LI
></OL
><P>
   </P
><P
>    Recovery treats the WAL archive as read-only, so once a WAL file has
    been copied to the standby system it can be copied to tape at the same
    time as it is being read by the standby database server.
    Thus, running a standby server for high availability can be performed at
    the same time as files ar