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Q&A for people who like playing board games, designing board games or modifying the rules of existing board games

CREATE TABLE #users (UserId nvarchar (35), Name nvarchar (100));

INSERT INTO #users(UserId, Name) VALUES 
(209103, 'puf'),
(394010, 'katowulf'),
(110915, 'mikelehen'),
(879295, 'rdimarco'),
(1373162, 'deast'),
(5385206, 'sganem'),
(3875023, 'mpmcdonald'),
(5081766, 'bojeil'),
(807126, 'dougstevenson'),
(1410370, 'arthurthompson'),
(839465, 'mimming'),
(324977, 'samstern'),
(819314, 'ianbarber'),
(1172232, 'gregsoltis'),
(937583, 'raynor'),
(613115, 'dgiorgino'),
(1915327, 'dmabin'),
(4186942, 'bjiang'),
(4625829, 'aalawi'),
(4447017, 'andysoto'),
(978525, 'eobrain'),
(9849, 'rsattar'),
(2955366, 'jwenger'),
(1028647, 'jamesdaniels'),
(226391, 'bleigh'),
(7688078, 'rjh'),
(153407, 'danmcg'),
(3975963, 'mbonnell'),
(42960644, 'krausefx'),
(5190886, 'hkj'),
(2546685, 'oleksiyi'),
(556617, 'paulbeusterien'),
(6253640, 'mcg'),
(4816918, 'jhuleatt'),
(7164592, 'personjennifer'),
(6122677, 'kianam'),
(2207583, 'tburner'),
(1973552, 'ulukaya'),
(10880930, 'sumit'),
(11209105, 'Jeff Avis'),
(11229774, 'marcjordan'), 
(5827947, 'isachen'), 
(9789871, 'psanketi'),
(3945408, 'juanlara'),
(3043663, 'martinpatrick'),
(9754679, 'rich-gowman'),
(7644371, 'jim-morrison'),
(4092401, 'ying-li'),
(6122677, ' kianam'),
(11850212, 'ryanpbrewster')
/*
-- (1, 'Google Assistant'),
(12234169, 'manchan'),
(1491707, 'felker'),
(5733219, 'atulep'),
(2756266, 'taycaldwell'),
(12221640, 'jearleycha'),
-- (2, 'Smart Home'),
(656408, 'proppy'),
(10631310, 'tklopfenstein'),
-- (3, 'App actions'),
(1245915, 'diegozuluaga'),
-- (4, 'Other'),
(246461, 'smithdave')
*/
;

CREATE TABLE #answers (MONTH date, Name nvarchar(100), Count int);

INSERT INTO #answers

SELECT 
  DATEADD(MONTH, DATEDIFF(MONTH, 0, CreationDate), 0) AS [MONTH]
  , Name
  , COUNT(*) AS Count
FROM Posts
INNER JOIN #users ON Posts.OwnerUserId = #users.UserId
WHERE CreationDate > '2017-01-01'
--  AND CreationDate < '2020-06-01'
GROUP BY DATEADD(MONTH, DATEDIFF(MONTH, 0, CreationDate), 0), Name
ORDER BY [MONTH] DESC

--SELECT * FROM #answers

SELECT * FROM #answers
WHERE Name IN (
  SELECT TOP 20 Name FROM #answers WHERE MONTH IN (
    SELECT TOP 20 MONTH FROM #answers ORDER BY MONTH DESC
  ) ORDER BY Count DESC
)
ORDER BY MONTH DESC

view current version

edited dec 10 20

created jun 3 18 Frank van Puffelen