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Re: GROUP BY question - Take II

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Yannick Turgeon
 
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Default Re: GROUP BY question - Take II - 08-07-2003 , 04:17 PM






Forgot a couple of little things!!

SELECT T1.[Item codes], SUM(T1.[qty units]) AS TotalUnits, MAX(P.Prices) AS
PricesMaxDate
FROM MyTable T1
INNER JOIN (
SELECT T2.[Item codes], MAX(T2.[prices]) AS Prices
FROM MyTable T2
WHERE T2.[proce dates] = (
SELECT MAX(T3.[proce dates])
FROM MyTable T3
WHERE T3.[Item codes] = T2.[Item codes])
GROUP BY T2[Item codes]) P ON P.[Item codes] = T1.[Item codes]
GROUP BY T1.[Item codes]


"Paul" <pchronos (AT) hotmail (DOT) com> wrote

Quote:
I have a simple table that contains Item codes, qty units, prices and
proce dates as follows:

ItemA, 1, 7.75, 2003/08/03
ItemA, 2, 9.22, 2003/08/04
ItemA, 5, 7.25, 2003/08/02
ItemA, 4, 8.25, 2003/08/01
ItemB, 3, 3.35, 2003/08/03
ItemB, 9, 3.25, 2003/08/05
ItemC, 3, 0.98, 2003/08/07
ItemC, 7, 0.78, 2003/08/03
ItemC, 4, 0.48, 2003/08/02
etc..

I am trying to write a query that will return one line per item (
GROUP BY Item ) with the sum of units for each group and the price of
the MAX date for each group.

ex: For the above the result should be be:

ItemA, 12.00, 9.22
ItemB, 12.00, 3.25
ItemC, 14.00, 0.98

Thanks.



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