Database Challenges

-- File Name: Michal_Stanek_tsqlchallenge_15.sql

select Row, [1], [2], [3], [4], [5], [6], [7], [8], [9]
	from
	(
		select R.Row, C.Col, case when R.Row % C.Col = 0 then 'x' else '' end as Mark
			from @Cols C
			full join @Rows R on 1=1
	) res
	pivot
	(
		max(Mark)
		for Col in ([1], [2], [3], [4], [5], [6], [7], [8], [9])
	) PivotTable

Did you find something incorrect/wrong with this solution? Take a few seconds to Report It.

Did you understand how this solution work? If you find it difficult to understand, you can Request an Explanation or you can Write an explanation to help others better understand this solution.