Q&A about the site for speakers of other languages learning English
select num.TagName as Tag, row_number() over (order by rate.Rate desc) as LastQuarterRank, row_number() over (order by num.Num desc) as TotalRank, rate.Rate as QuestionsLastQuarter, 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 >= '2001-01-01' and Posts.CreationDate <= '2100-01-01' 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) >= 5000) as num ON rate.TagName = num.TagName order by rate.rate desc ;