feats

src/main/resources/mapper/StRankMapper.xml

                     p.st_code,
                     @rank := @rank + 1 AS rank
                 FROM
-                    ( SELECT * FROM st_rank t WHERE t.st_type = #{stType} ) p,
+                    ( SELECT * FROM st_rank t WHERE t.st_type = #{stType} ORDER BY t.st_num DESC ) p,
                     ( SELECT @rank := 0 ) B
             ) a
         WHERE