    The <TT
CLASS="LITERAL"
>sql_drop</TT
> event occurs just before the
    <TT
CLASS="LITERAL"
>ddl_command_end</TT
> event trigger for any operation that drops
    database objects.  To list the objects that have been dropped, use the
    set-returning function <TT
CLASS="LITERAL"
>pg_event_trigger_dropped_objects()</TT
> from the
    <TT
CLASS="LITERAL"
>sql_drop</TT
> event trigger code (see
    <A
HREF="functions-event-triggers.html"
>Section 9.28</A
>). Note that
    the trigger is executed after the