SQL for Non-Programmers -- Homework Practice

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SELECT TOP 10 Users.Id [User Link], 
SUM(CASE WHEN Votes.VoteTypeId = 2 THEN 1 ELSE 0 END) UpvoteCount,
SUM(CASE WHEN Votes.VoteTypeId = 3 THEN 1 ELSE 0 END) DownvoteCount
FROM Users
JOIN Posts on Posts.OwnerUserId = Users.Id
JOIN Votes on Votes.PostId = Posts.Id
GROUP BY Users.Id
ORDER BY COUNT (*) DESC

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