Q&A about the site for developers and users of Stellar and the Stellar Distributed Exchange
SELECT DATEADD(mm, (Year(Posts.CreationDate) - 1900) * 12 + Month(Posts.CreationDate) - 1, 0) AS Month, COUNT(*) AS Questions FROM Tags LEFT JOIN PostTags ON PostTags.TagId = Tags.Id LEFT JOIN Posts ON Posts.Id = PostTags.PostId LEFT JOIN PostTypes ON PostTypes.Id = Posts.PostTypeId WHERE PostTypes.Name = 'Question' AND -- Exclude the current month Posts.CreationDate < DATEADD(month, DATEDIFF(month, 0, GETDATE()), 0) GROUP BY Year(Posts.CreationDate), Month(Posts.CreationDate), Tags.TagName ORDER BY Year(Posts.CreationDate), Month(Posts.CreationDate), Tags.TagName