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Q&A for students, teachers, polyglots, and anyone interested in the techniques of second-language acquisition

/* Count reputation to evaluate Gini
*/

;WITH UsersSample AS
(
  SELECT u.Id
  FROM Users u tablesample(1 percent)
  )
SELECT v.VoteTypeId, COUNT(*) as n
FROM Votes v
  RIGHT OUTER JOIN Posts p ON p.Id = v.PostId
  RIGHT OUTER JOIN UsersSample u ON u.Id = p.OwnerUserId
WHERE v.Id > 0 AND u.Id > 0
GROUP BY u.Id, v.VoteTypeId
ORDER BY u.Id, v.VoteTypeId

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edited aug 23 14

created dec 21 13 Anton.