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Sql server 如何在SQL SERVER中选择最后一条不同的记录_Sql Server_Tsql_Select - Fatal编程技术网

Sql server 如何在SQL SERVER中选择最后一条不同的记录

Sql server 如何在SQL SERVER中选择最后一条不同的记录,sql-server,tsql,select,Sql Server,Tsql,Select,所以,我有这个表: | COD | | ID | |BALANCE| | DATE | 20002978 34134987 2,1 2012-10-20 00:00:00.000 20002978 34134987 2,1 2012-10-30 00:00:00.000 20002978 34134987 10,1 2012-12-05 00:00:00.00

所以,我有这个表:

|  COD   | |   ID   |  |BALANCE|   |         DATE          |

 20002978   34134987      2,1       2012-10-20 00:00:00.000
 20002978   34134987      2,1       2012-10-30 00:00:00.000
 20002978   34134987      10,1      2012-12-05 00:00:00.000
 20002978   34134987      8,1       2012-12-22 00:00:00.000
 20002978   34134987      9,1       2013-01-16 00:00:00.000
 20002978   34134987      23,1      2013-01-19 00:00:00.000
 20002978   34134987      7,1       2013-01-29 00:00:00.000
 20002978   34134987      3,1       2013-02-02 00:00:00.000
 80125573   34134987      13,1      2013-02-22 00:00:00.000
 80125573   34134987      1,0       2013-03-08 00:00:00.000
我想选择最后一个代码的最后一个余额,其中ID是我将传递给过程的参数

我需要这样的结果:

ID=34134987

|  COD   | |   ID   |  |BALANCE|   |         DATE          |
 20002978   34134987      3,1       2013-02-02 00:00:00.000
 80125573   34134987      1,0       2013-03-08 00:00:00.000
有什么建议吗?提前谢谢。

像这样试试

Select  Cod,Id,Balance,[Date] from (
Select Row_Number() Over(Partition By Cod,Id Order By [Date] desc) as Row, Cod,Id,Balance,Date
from table) t where t.Row=1

它就像一个符咒!非常感谢。你帮我省了很多工作。