Posted by Hugo Kornelis on 11/30/05 02:09

On 28 Nov 2005 08:45:35 -0800, Vidya wrote:

>Hi,
>I want to get the count of rows per each 20 minutes, is that possible?
>
>Is there a date function or any other function that I can use in Group
>by clause, which will group the data of every 20 minutes and give me
>the count?

Hi Vidya,

SELECT a, b,
DATEADD(minute,
20 * (DATEDIFF(minute, '20050101', theDate) / 20),
'20050101') AS StartOf20Mins,
COUNT(*), SUM(Column)
FROM YourTable
GROUP BY a, b, DATEDIFF(minute, '20050101', theDate) / 20


Best, Hugo
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