Q&A for amateur radio enthusiasts
-- http://yangjiera.github.io/home/works/umap2014_experts.pdf with questions as ( select a.OwnerUserId UserId, 1/rank() over (order by a.Score) AU from Posts q join Posts a on q.Id = a.ParentId join PostTags on q.Id = PostId join Tags t on TagId = t.Id where TagName = '##tag##' ) select UserId as [User Link], avg(AU) from questions group by UserId