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Trininole
Yak Posting Veteran

USA
77 Posts
Posted - 12/22/2010 :  14:34:29  Show Profile  Reply with Quote
what is the synatx for subtracting 90 from the last activity date (aed)
for example is it (90-max(aed))?? How would it be written in sql?

Roger DeFour

russell
Pyro-ma-ni-yak

USA
4981 Posts
Posted - 12/22/2010 :  14:50:26  Show Profile  Visit russell's Homepage  Reply with Quote
SELECT DateAdd(day, -90, MAX(aed)) FROM yourTable;
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sunitabeck
Flowing Fount of Yak Knowledge

5152 Posts
Posted - 12/22/2010 :  14:56:11  Show Profile  Reply with Quote 
dateadd(day,-90,max(aed))
If aed column is a date type (datetime,smalldatetime, date etc.), you could even do the followin
max(aed)-90
I usually prefer the dateadd function.
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sunitabeck
Flowing Fount of Yak Knowledge

5152 Posts
Posted - 12/22/2010 :  14:56:50  Show Profile  Reply with Quote
russel beat me to it!!
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