N"
><I
CLASS="FIRSTTERM"
>cascading
        replication</I
></A
>)
       </P
></LI
><LI
><P
>        Allow <A
HREF="app-pgbasebackup.html"
><SPAN
CLASS="APPLICATION"
>pg_basebackup</SPAN
></A
>
        to make base backups from standby servers
       </P
></LI
><LI
><P
>        Add a <A
HREF="app-pgreceivexlog.html"
><SPAN
CLASS="APPLICATION"
>pg_receivexlog</SPAN
></A
>
        tool to archive WAL file changes as they are written
       </P
></LI
><LI
><P
>        Add the <A
HREF="spgist.html"
>SP-GiST</A