题解 | #得分不小于平均分的最低分#
得分不小于平均分的最低分
https://www.nowcoder.com/practice/3de23f1204694e74b7deef08922805b2
select score from exam_record r left join examination_info i on r.exam_id=i.exam_id where tag='SQL' and score is not null and score>=(select avg(score) from exam_record r left join examination_info i on r.exam_id=i.exam_id where tag='SQL' and score is not null) order by score limit 1