Q&A for professional and enthusiast programmers
-- `python%` like tags grouped by years ago SELECT DATEDIFF(year, Posts.CreationDate, CURRENT_TIMESTAMP) AS years_ago, COUNT(*) AS CNT FROM Tags INNER JOIN PostTags ON PostTags.TagId = Tags.id INNER JOIN Posts on PostTags.PostId = Posts.Id WHERE TagName like 'javascript%' GROUP BY DATEDIFF(year, Posts.CreationDate, CURRENT_TIMESTAMP) ORDER BY years_ago DESC ;