ns.html#GUC-EXTERNAL-PID-FILE"
>external
        <ACRONYM
CLASS="ACRONYM"
>PID</ACRONYM
> file</A
>, if any, on postmaster exit
        (Peter Eisentraut)
       </P
></LI
></UL
></DIV
></DIV
><DIV
CLASS="SECT3"
><H3
CLASS="SECT3"
><A
NAME="AEN114407"
>E.2.3.2. Replication and Recovery</A
></H3
><P
></P
><UL
><LI
><P
>        Allow a streaming replication standby to <A
HREF="protocol-replication.html"
>follow a timeline switch</A
>
        (Heikki Linnakangas)
       </P
><P
>        This allows streaming s