题目有三张表:student学生表中属性有 id(int), student_name(varchar)class课程表中属性有 id(int), class_name(varchar)sc选课表中属性有 sid(int), cid(int), score(int)一个学生可以选多门课,一门课可以有多个学生,每个课程分数都大于60分意味着这个学生得分最低的课程大于60分。 with t0 as ( select 1 as id,'yuxing01' as student_name union all select 2 as id,'yuxing02' as student_name unio...