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Q&A about the site for gardeners and landscapers

select 
  cast(Count(distinct Votes.Id) as float) / Count(distinct Posts.Id) as votes_per_post
from
  Votes
    inner join
  Posts
    on
  Posts.Id = Votes.PostId
where
  Votes.VoteTypeId = 2
    or
  Votes.VoteTypeId = 3
group by DatePart(mm, Posts.CreationDate), DatePart(yy, Posts.CreationDate)
order by DatePart(yy, Posts.CreationDate), DatePart(mm, Posts.CreationDate)

fork query

edited nov 14 13 anonymous

created aug 7 13 DanielMiYodeya