摘要: 1 row_number 2 rank 3 dense_rank 4 ntile 例子如下: select * into #MyTablefrom(select '语文' as 课程,70 as 成绩 union all select '数学' ,80 union all select '数学' , 阅读全文
posted @ 2017-04-16 22:36 小猫钓鱼吃鱼 阅读(203) 评论(0) 推荐(0)