L"
>FOR UPDATE</TT
> or <TT
CLASS="LITERAL"
>FOR
    SHARE</TT
>, then returned rows are locked at the time they are first
    fetched, in the same way as for a regular
    <A
HREF="sql-select.html"
>SELECT</A
> command with
    these options.
    In addition, the returned rows will be the most up-to-date versions;
    therefore these options provide the equivalent of what the SQL standard
    calls a <SPAN
CLASS="QUOTE"
>"sensitive cursor"</SPAN
>.  (Specifying <TT
CLASS="LITERAL"
>INSENSITIVE</TT
>
    to