【数据分析】- SQL面试50题 - 跟我一起打怪升级 一起成为数据科学家
2022-05-20 23:58 作者:XiaKaLa_BOOM | 我要投稿

第六题: SELECT Student.s_id, Student.s_name from Student INNER JOIN Score S on Student.s_id = S.s_id INNER JOIN Course C on S.c_id = C.c_id INNER JOIN Teacher T on C.t_id = T.t_id where T.t_name = '张三' group by Student.s_id having count(1) = (SELECT COUNT(1) from Course where t_id = '01')