-- แท็ก StackOverflow ที่ได้รับความนิยมมากที่สุดในปี 2013 ไม่จำเป็นต้องใช้ตารางทั้งหมด
-- Most popular StackOverflow tags in 2013.It is not neccessary to use all the tables.
 ReviewRejectionReasons:  Id [ number]  Name [ text]  Description [ text]  PostTypeId [ number] 
SELECT num.TagName AS Tag, ROW_NUMBER() OVER (ORDER BY rate.Rate DESC) AS Rank2013, ROW_NUMBER() OVER (ORDER BY num.Num DESC) AS TotalRank, rate.Rate AS QuestionsInMay, num.Num AS QuestionsTotal FROM (SELECT COUNT(PostId) AS Rate, TagName FROM Tags, PostTags, Posts WHERE Tags.Id = PostTags.TagId AND Posts.Id = PostId AND Posts.CreationDate < '2019-03-01' AND Posts.CreationDate > '2019-02-01' GROUP BY TagName) AS rate INNER JOIN (SELECT COUNT(PostId) AS Num, TagName FROM Tags, PostTags, Posts WHERE Tags.Id = PostTags.TagId AND Posts.Id = PostId GROUP BY TagName HAVING COUNT(PostId) > 80) AS num ON rate.TagName = num.TagName ORDER BY rate.rate DESC