How many questions per month does each tag in a specific tags get
Q&A for people looking to bypass life's everyday problems with simple tricks
select *, count(*) from ( select CAST( cast(DATEPART(YYYY, CreationDate) as varchar) + '-' + cast(DATEPART(MM, CreationDate) as varchar) + '-01' as datetime) [Month], t.TagName from Posts p join PostTags pt on pt.PostId = p.Id join Tags t on t.Id = pt.TagId where t.TagName in ('dart', 'gwt', 'echo', 'wicket' ) ) as X group by TagName, [Month] order by [Month] asc, TagName asc