m indexes, avoiding heap
        access (<I
CLASS="FIRSTTERM"
>index-only scans</I
>)
       </P
></LI
><LI
><P
>        Allow the planner to generate custom plans for specific parameter
        values even when using prepared statements
       </P
></LI
><LI
><P
>        Improve the planner's ability to use nested loops with inner
        index scans
       </P
></LI
><LI
><P
>        Allow streaming replication slaves to forward data to other slaves
        (<A
HREF="warm-standby.html#CASCADING-REPLICATIO