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Q&A for professionals and students of engineering

DECLARE @UserId int = ##UserId##
-- Enter Query Title
-- Enter Query Description

select x, y, sum(y) over (order by x) z,
sum(y) over (order by x rows between unbounded preceding and 1 preceding) g,
y*100/sum(y) over (order by x rows between unbounded preceding and 1 preceding) k
from (
select dateadd(mm,datediff(mm, 0, CreationDate),0) as x,
count(1) as y
from Users
group by dateadd(mm,datediff(mm, 0, CreationDate),0)
) as w
;

/*select top 200 dateadd(mm,datediff(mm, 0, CreationDate),0),CreationDate
from Users;*/

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edited aug 30 13

created aug 16 13 Eat A Peach