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beckyng

asked on

Ms sql query last order by customer

I wanna to query a result for following table

O_Id  OrderDate     OrderPrice     Customer
1        2008/11/12   1000               Hansen
2        2008/10/23   1600               Nilsen
3        2008/09/02   700                 Hansen
4        2008/09/03   300                 Hansen
5        2008/08/30   2000               Jensen
6       2008/10/04    100                 Nilsen

Result
2008/09/03 300 Hansen
2008/10/04 100 Nilsen
2008/08/30 2000 Jensen

Thanks

Becky

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mcv22
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;WITH LastOrder(Customer, O_Id) AS
(
    SELECT
       Customer,
       MAX(O_Id)
    FROM
      Table
    GROUP BY
       Customer
)
SELECT
   t.OrderDate,
   t.OrderPrice,
   t.Customer
FROM
    LastOrder lo
JOIN
   Table t
ON
  lo.O_Id = t.O_Id
Avatar of cyberkiwi
select O_Id,OrderDate,OrderPrice,Customer
FROM
(
select O_Id,OrderDate,OrderPrice,Customer, rn=ROW_NUMBER() over (partition by Customer order by OrderDate desc)
from tbl
) SQ
where rn=1
ASKER CERTIFIED SOLUTION
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cyberkiwi
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beckyng

ASKER

Thanks all

But I have another query result wanna to get lastest record by customer & good as follows
I wanna to query a result for following table

O_Id  OrderDate     OrderPrice     Customer      Good
1        2008/11/12   1000               Hansen         Chair
2        2008/10/23   1600               Nilsen            Chair
3        2008/09/02   700                 Hansen         Table
4        2008/09/03   300                 Hansen         Chair
5        2008/08/30   2000               Jensen          Chair
6       2008/10/04    100                 Nilsen             Light

Result
2008/09/03 300 Hansen   Chair
2008/10/23 1600 Nilsen    Chair  
2008/09/02 700  Hansen  Table
2008/08/30 2000 Jensen   Chair
2008/10/04 100    Nilsen     Light  
Thanks

Becky
select OrderDate,OrderPrice,Customer,Good
FROM
(
select O_Id,OrderDate,OrderPrice,Customer, rn=ROW_NUMBER() over (partition by Customer, Good order by O_Id desc)
from tbl
) SQ
where rn=1