--SQL Server获取指定行(如第二行)的数据--
--法一(对象法)--
select * from
(
select * , number = row_number() over(order
by Grade desc) from Students
)
m where number = 2
--法二(排除法)---
select top 1 * from Students
where Grade not in
(
select top 1 Grade from Students
)