选择具有max属性值的行

Question

我有下表

我想提出下表

我想要的是选择每个客户端具有最大版本的行。 Tahnks提前。

Answer 1

试试这个

SELECT * From Table1 T
         JOIN (SELECT clientid,Max(version) As MVer 
               From Table1 Group By clientid) S
         ON T.clientid = S.clientid And T.version  = S.MVer

<强> Fiddle Demo

Answer 2

select * from 
(
select *,rn=Dense_rank()over(partition by Clientid order by version desc) from table
)x
where x.rn=1

FIDDLE DEMO