select *, rank() over (order by 成绩 desc) as ranking, dense_rank() over (order by 成绩 desc) as dese_rank, row_number() over (order by 成绩 desc) as row_num from 班级表
select *, rank() over (order by 成绩 desc) as ranking, dense_rank() over (order by 成绩 desc) as dese_rank, row_number() over (order by 成绩 desc) as row_num from 班级表
名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
