Question: What % of users want to use a cloud platform by cloud platform?
SQL:
SELECT Platforms.name, COUNT(Platforms.id) * 100.0 / (SELECT COUNT(DISTINCT Response_id) FROM Response_PlatformWantToWorkWith) FROM Platforms JOIN Response_PlatformWantToWorkWith ON Response_PlatformWantToWorkWith.Platforms_id = Platforms.id GROUP BY Platforms.id