Q&A for professional and enthusiast programmers
-- RepThreshold: Reputation Threshold "How high their rep should be to be in the list" select u.Id as [User Link], u.Reputation from Users as u, Posts as p where u.Reputation > ##RepThreshold:int?10000## and u.Id = p.OwnerUserId and p.PostTypeId in (1, 2) -- question, answer group by u.Id, u.Reputation having count(p.Id) = 1 order by u.Reputation desc