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SQL SERVER - Group by  15 minute increments

Posted on 2013-12-03
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Last Modified: 2013-12-03
Hi..
I have a timestamp column - how can I group the records by 15 minutes increments?
I need to sum the records for each 15 minutes.
thx
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Question by:JElster
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jasonduan earned 2000 total points
ID: 39693021
Try this:

SELECT
  DATEADD(minute, DATEDIFF(minute, '1900-01-01', DateOrdered) /15 * 15, '1900-01-01')
  ,  SUM(OrderAmt)
FROM YourTable
GROUP BY
   DATEADD(minute, DATEDIFF(minute, '1900-01-01', DateOrdered) /15 * 15, '1900-01-01')

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