declare @m tinyint,@time smalldatetime
select @m=month(getdate())
select @m=case when @m between 1 and 3 then 1
when @m between 4 and 6 then 4
when @m between 7 and 9 then 7
else 10 end
select @time=datename(year,getdate())+’-’+convert(varchar(10),@m)+’-01’
select datediff(day,@time,dateadd(mm,3,@time)) as daysNum
select @m=month(getdate())
select @m=case when @m between 1 and 3 then 1
when @m between 4 and 6 then 4
when @m between 7 and 9 then 7
else 10 end
select @time=datename(year,getdate())+’-’+convert(varchar(10),@m)+’-01’
select datediff(day,@time,dateadd(mm,3,@time)) as daysNum
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