过滤器最大的RN
问题描述:
如何过滤最大RN这里过滤器最大的RN
select *
from (
select *
, row_number() over (partition by name order by ox asc) as rn
from YourTable
) as SubQueryAlias
where rn = 1
其filering上述rn = 1
我想rn = max(rn)
答
变化order by ox asc
过滤到order by ox desc
和使用rn = 1
select *
from (
select *
, row_number() over (partition by name order by ox desc) as rn
from YourTable
) as SubQueryAlias
where rn = 1
答
Ch eck得到rn = max(rn):
select top 1 * from
(select * ,
row_number() over (partition by name order by ox asc)
as rn from YourTable)
as SubQueryAlias
order by rn desc