mysql> explain select straight_join * from sakila.film_actor join sakila.film using(film_id);
+----+-------------+------------+--------+----------------+---------+---------+---------------------------+------+-------+
| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
+----+-------------+------------+--------+----------------+---------+---------+---------------------------+------+-------+
| 1 | SIMPLE | film_actor | ALL | idx_fk_film_id | NULL | NULL | NULL | 5143 | |
| 1 | SIMPLE | film | eq_ref | PRIMARY | PRIMARY | 2 | sakila.film_actor.film_id | 1 | |
+----+-------------+------------+--------+----------------+---------+---------+---------------------------+------+-------+
2 rows in set (0.00 sec)
mysql> notee
|