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 Avg of date values

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AskSQLTeam
Ask SQLTeam Question

0 Posts

Posted - 2007-01-24 : 08:22:07
jumoke writes "HI Guys!
pls i need ur help on how to find monthly average of values within a specific range of dates.
e.g average of values between 2000-01-12 and 2000-01-12.
i will like it to return 12 values, 1 for each month.
thanks"

khtan
In (Som, Ni, Yak)

17689 Posts

Posted - 2007-01-24 : 08:31:48
Can you post some sample data and the result that you want ?


KH

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SwePeso
Patron Saint of Lost Yaks

30421 Posts

Posted - 2007-01-24 : 09:34:52
select dateadd(month, datediff(month, 0, {yourdatetimecolumnnamehere}), 0), avg({yourvaluecolumnnamehere})
from {yourtablenamehere}
where {yourdatetimecolumnnamehere} >= '20000101' and {yourdatetimecolumnnamehere} < '20070101'
group by dateadd(month, datediff(month, 0, {yourdatetimecolumnnamehere}), 0)
order by dateadd(month, datediff(month, 0, {yourdatetimecolumnnamehere}), 0)


Peter Larsson
Helsingborg, Sweden
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Michael Valentine Jones
Yak DBA Kernel (pronounced Colonel)

7020 Posts

Posted - 2007-01-24 : 10:39:08
Darn, I thought this was going to be an interesting question when I saw the topic title. Average Date is one I never ran into before.

CODO ERGO SUM
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