tandby servers to receive WAL data from a slave
        newly promoted to master status.  Previously, other standbys would
        require a resync to begin following the new master.
       </P
></LI
><LI
><P
>        Add <ACRONYM
CLASS="ACRONYM"
>SQL</ACRONYM
> functions <A
HREF="functions-admin.html#FUNCTIONS-ADMIN-BACKUP"
><CODE
CLASS="FUNCTION"
>pg_is_in_backup()</CODE
></A
>
        and <A
HREF="functions-admin.html#FUNCTIONS-ADMIN-BACKUP"
><CODE
CLASS="FUNCTION"
>pg_backup_start_time()</CODE
></A
>
  