Question: a) Describe how to implement the following query in MapReduce b) SELECT d_month, COUNT(DISTINCT d_sellingseason) FROM dwdate GROUP BY d_month ORDER BY COUNT(DISTINCT d_sellingseason)

a) Describe how to implement the following query in MapReduce b) SELECT d_month, COUNT(DISTINCT d_sellingseason) FROM dwdate GROUP BY d_month ORDER BY COUNT(DISTINCT d_sellingseason)

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