ABAP--如何在SELECT语句中指定索引(example)

report z_generic_test_program .
 tables: csks.
 start-of-selection.
   select * up to 10 rows from csks
                          where kokrs <> space and
                                kostl <> space
                          %_hints oracle 'index(csks"J")'.
   write: / csks.
 endselect.