Q&A for those using, extending or developing Emacs
select MONTH(CreationDate), YEAR(CreationDate), count(*) from posts p join posttypes pt on p.posttypeid=pt.id join posttags ptag on p.id = ptag.postid join Tags t on t.Id = ptag.tagid where t.TagName='ember.js' group by MONTH(CreationDate), YEAR(CreationDate) order by YEAR(CreationDate), MONTH(CreationDate)