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/****** Script for SelectTopNRows command from SSMS  ******/
SELECT
  (CONVERT(nvarchar(50), [Year]) +'-'+ RIGHT('0' + CONVERT(nvarchar(50), [Month]), 2)) AS [Month],
  NumQuestions
FROM(
	SELECT 
		DATEPART(year, CreationDate) [Year],
		DATEPART(month, CreationDate) [Month],
		COUNT(*) [NumQuestions]
	FROM [StackOverflow].[dbo].[Posts] with(nolock)
	WHERE Tags LIKE '%hadoop%' AND PostTypeId = 1
	GROUP BY DATEPART(year, CreationDate), DATEPART(month, CreationDate)
) X
ORDER BY 1 ASC

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edited may 2 13

created may 2 13 anonymous