题解 | #使用子查询的方式找出属于Action分类的所有电影对应的title,description#

先把表连接起来，在做子查询

select title,description from
(select title,description,name from film_category fc
right join film  f on fc.film_id=f.film_id
right join category c on c.category_id=fc.category_id) as A
where name='Action'