multiple aggregation in sql server

Posted by Klbaiju under Sql Server on 10/15/2013 | Points: 10 | Views : 2405 | Status : [Member] | Replies : 6
Hi all,

I want to display multiple aggregation in sql server
following code is working one

SELECT PRODUCT , FRED, KATE
FROM (
SELECT CUST, PRODUCT, QTY
FROM Product) up
PIVOT (max(QTY) FOR CUST IN (FRED, KATE) ) as p
ORDER BY PRODUCT.
my requirement is to display max(qty) and sum (qty)
like this

SELECT PRODUCT [prod / max sum], FRED, KATE
FROM (
SELECT CUST, PRODUCT, QTY
FROM Product) up
PIVOT (max(QTY) FOR CUST IN (FRED, KATE)+'-'+sum(QTY) FOR CUST IN (FRED, KATE) ) as p
ORDER BY PRODUCT
this is not working.
how to solve this

Regards
Baiju




Responses

Posted by: Bandi on: 10/15/2013 [Member] [MVP] Platinum | Points: 25

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--Try this.... Let me know the result
;WITH MaxQty AS
(
SELECT * FROM (SELECT CUST, PRODUCT, QTY , CUST
FROM Product) up
PIVOT (max(QTY) FOR CUST IN ([FRED], [KATE])) as p
), SumQty AS
( SELECT * FROM (
SELECT CUST, PRODUCT, QTY , CUST
FROM Product) up1
PIVOT (sum(QTY) FOR CUST IN ([FRED], [KATE]) ) as p1
)
SELECT C1.PRODUCT, c1.[FRED]-c2.[FRED] AS FRED , c1.[KATE]-c2.[KATE] AS KATE -- if you wish to get the string format Cast each column name to VARCHAR
FROM MaxQty c1
JOIN SumQty c2 ON c1.PRODUCT= c2.PRODUCT


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Posted by: Bandi on: 10/15/2013 [Member] [MVP] Platinum | Points: 25

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For String representation of MaxQty-SumQty,
SELECT C1.PRODUCT

,CAST ( c1.[FRED] AS VARCHAR(10))+ '-' + CAST( c2.[FRED] AS VARCHAR(10)) as FRED
,CAST(c1.[KATE] AS VARCHAR(10))+ '-' + CAST( c2.[KATE] AS VARCHAR(10)) as KATE
.
.
.
.


References for alternate solutions:
http://social.msdn.microsoft.com/Forums/sqlserver/en-US/39379dd8-6a3a-4da4-8f7c-580c69d88cf4/using-pivot-with-multiple-aggregates?forum=transactsql
http://stackoverflow.com/questions/15274305/is-it-possible-to-have-multiple-pivots-using-the-same-pivot-column-using-sql-ser
http://www.sqlservercentral.com/Forums/Topic394342-338-1.aspx#bm394757
http://stackoverflow.com/questions/18176138/t-sql-pivot-with-multiple-aggregates-on-the-same-column

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Posted by: Klbaiju on: 10/15/2013 [Member] Starter | Points: 25

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Hi bandi,
i got this error
Msg 8156, Level 16, State 1, Line 6
The column 'CUST' was specified multiple times for 'up'.
Msg 8156, Level 16, State 1, Line 11
The column 'CUST' was specified multiple times for 'up1'.


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Posted by: Bandi on: 10/15/2013 [Member] [MVP] Platinum | Points: 25

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;WITH MaxQty AS
(SELECT * FROM (SELECT CUST, PRODUCT, QTY FROM Product) up PIVOT (max(QTY) FOR CUST IN ([FRED], [KATE])) as p
), SumQty AS( SELECT * FROM (SELECT CUST, PRODUCT, QTY FROM Product) up1 PIVOT (sum(QTY) FOR CUST IN ([FRED], [KATE]) ) as p1)


EDIT: There was a column CUST twice in the SELECT.. that what you got the error.. Use above code which is rectified by me... and add final SELECT statement to the above code

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Posted by: Bandi on: 10/15/2013 [Member] [MVP] Platinum | Points: 25

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;WITH MaxQty AS 
(SELECT *
FROM (SELECT CUST, PRODUCT, QTY FROM Product) up PIVOT (max(QTY) FOR CUST IN ([FRED], [KATE])) as p
), SumQty AS
( SELECT *
FROM (SELECT CUST, PRODUCT, QTY FROM Product) up1 PIVOT (sum(QTY) FOR CUST IN ([FRED], [KATE]) ) as p1
)
SELECT C1.PRODUCT
,CAST ( c1.[FRED] AS VARCHAR(10))+ '-' + CAST( c2.[FRED] AS VARCHAR(10)) as FRED
,CAST(c1.[KATE] AS VARCHAR(10))+ '-' + CAST( c2.[KATE] AS VARCHAR(10)) as KATE
FROM MaxQty c1
JOIN SumQty c2 ON c1.PRODUCT= c2.PRODUCT



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Posted by: Bandi on: 10/22/2013 [Member] [MVP] Platinum | Points: 25

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"Mark as Answer " if you solved the issue with the help of above posts...

If NOT , post us back

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