题解 | #最差是第几名(一)#
最差是第几名(一)
https://www.nowcoder.com/practice/ae5e8273e73b4413823b676081bd355c
# 实际上是一个累加的操作 select grade, sum(`number`)over(order by grade) t_rank from class_grade;
最差是第几名(一)
https://www.nowcoder.com/practice/ae5e8273e73b4413823b676081bd355c
# 实际上是一个累加的操作 select grade, sum(`number`)over(order by grade) t_rank from class_grade;
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