Q&A for linguists, teachers and students of the Korean language
SELECT u.Id AS [User Link], SUM(CASE WHEN p.PostTypeId = 2 AND p.CommunityOwnedDate IS NULL THEN p.Score ELSE 0 END) AS 'Score', COUNT(*) AS 'Posts', MAX(p.CreationDate) AS 'Last post' FROM Users AS u INNER JOIN Posts AS p ON u.Id = p.OwnerUserId INNER JOIN PostTags AS pt ON COALESCE(p.ParentId, p.Id) = pt.PostId INNER JOIN Tags AS t ON t.Id = pt.TagId AND t.TagName = '##TagName##' GROUP BY u.Id ORDER BY 2 DESC