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I love these kinds of questions that practice your logical thinking. You have to find out a way to filter out the rows you need. Once you have a practical idea, the rest is easy because no complex techques are required.
15 Days of Learning SQL
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I love these kinds of questions that practice your logical thinking. You have to find out a way to filter out the rows you need. Once you have a practical idea, the rest is easy because no complex techques are required.
My code in MS SQL: