Q&A for anime and manga fans
DECLARE @StartDate DATE = '2009-01-01'; DECLARE @EndDate DATE = '2023-12-31'; WITH TaggedQuestions AS ( SELECT Id, CreationDate, CASE WHEN CHARINDEX('<xamarin>', Tags) > 0 THEN 1 ELSE 0 END AS XamarinTag, CASE WHEN CHARINDEX('<maui>', Tags) > 0 THEN 1 ELSE 0 END AS NetMAUITag FROM PostsWithDeleted WHERE PostTypeId = 1 AND CreationDate >= @StartDate AND CreationDate <= @EndDate ), MonthlyCounts AS ( SELECT DATEADD(month, DATEDIFF(month, 0, CreationDate), 0) AS Month, SUM(XamarinTag) AS Xamarin, SUM(NetMAUITag) AS NetMAUI FROM TaggedQuestions GROUP BY DATEADD(month, DATEDIFF(month, 0, CreationDate), 0) ) SELECT Month, Xamarin, NetMAUI FROM MonthlyCounts ORDER BY Month;