题解 | #今天的刷题量(一)#
今天的刷题量(一)
https://www.nowcoder.com/practice/e18f56796ae94c3d885e61c8d57a950e
# 用curdate()来返回今天的日期
select name, cnt
from (
select subject_id, count(*) cnt
from submission
where create_time = curdate()
group by subject_id
) t1
join subject s
on t1.subject_id = s.id
order by cnt desc, subject_id;
