题解 | #最差是第几名(一)#
最差是第几名(一)
https://www.nowcoder.com/practice/ae5e8273e73b4413823b676081bd355c
SELECT grade, SUM(number) OVER(ORDER BY grade) AS t_rank FROM class_grade
最差是第几名(一)
https://www.nowcoder.com/practice/ae5e8273e73b4413823b676081bd355c
SELECT grade, SUM(number) OVER(ORDER BY grade) AS t_rank FROM class_grade
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