题解 | #找出没有分类的电影id以及名称#
使用join查询方式找出没有分类的电影id以及名称
https://www.nowcoder.com/practice/a158fa6e79274ac497832697b4b83658
SELECT f.film_id, f.title FROM film AS f LEFT JOIN film_category AS fc ON f.film_id = fc.film_id WHERE category_id IS NULL;
使用join查询方式找出没有分类的电影id以及名称
https://www.nowcoder.com/practice/a158fa6e79274ac497832697b4b83658
SELECT f.film_id, f.title FROM film AS f LEFT JOIN film_category AS fc ON f.film_id = fc.film_id WHERE category_id IS NULL;
相关推荐