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Show data for last 12 full months only

Posted on 2015-01-03
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Last Modified: 2015-01-08
A parameter selection that is available is for the previous 12 months shows the current month as well. I only want to show data for the last 12 full months. The application uses SQL based query formats as well. Tableau Business Intelligence...

Any help is appreciated
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Question by:srodgers45
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by:Ganapathi
Ganapathi earned 250 total points
ID: 40529371
If the number "12" months  does not change, then you may not need a parameter.
SELECT
   ----
   ----
FROM
    table
WHERE
   table-date-column >= DATEADD(MM,12,GETDATE())

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Accepted Solution

by:
Phillip Burton earned 250 total points
ID: 40529427
I think this is what you want:


SELECT ...

From ...

Where date column < DATEADD(month, DATEDIFF(month, 0, GETDATE()), 0)
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