ver, you may need to perform <TT
CLASS="COMMAND"
>REINDEX</TT
> operations to
    correct problems in concurrently-built indexes, as described in the first
    changelog item below.
   </P
><P
>    Also, if you are upgrading from version 9.2.0,
    see the release notes for 9.2.1.
   </P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN115630"
>E.6.2. Changes</A
></H2
><P
></P
><UL
><LI
><P
>      Fix multiple bugs associated with <TT
CLASS="COMMAND"
>CREATE/DROP INDEX
      CONCURRENTLY</TT
> (An