Q&A for developers and researchers interested in open data
DECLARE @UserId int = ##UserId## SELECT u.Id, u.Reputation, COUNT(p.Id) Answers, (CAST(Reputation AS Float) / CAST(COUNT(p.Id) AS Float)) RepPerAnswer FROM Users u LEFT JOIN Posts p ON (u.Id = P.OwnerUserId) WHERE PostTypeId = 2 AND u.Id = @UserId GROUP BY u.Id, u.Reputation