题解 | #考试分数(一)#
考试分数(一)
http://www.nowcoder.com/practice/f41b94b4efce4b76b27dd36433abe398
select job, ROUND(avg(score),3) as avg
from grade
group by job
order by avg(score) desc;
split好像没有用到呢
MySQL试题答案解析 文章被收录于专栏
MySQL在线编程重点试题解析
考试分数(一)
http://www.nowcoder.com/practice/f41b94b4efce4b76b27dd36433abe398
select job, ROUND(avg(score),3) as avg
from grade
group by job
order by avg(score) desc;
split好像没有用到呢
MySQL在线编程重点试题解析
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