摘要: 筛选满足分数大于240的姓名及总分 select name,sum(score) scorefrom(select name,arith_score score from student_scoreunion select name,en_score score from student_score 阅读全文
posted @ 2022-03-01 21:25 玄空2 阅读(651) 评论(0) 推荐(0) 编辑