1) Write one demonstrating your understanding of aggregatefunctions and set operators: AVE, CUBE ROLLUP, GROUPING, UNION,INTERSECT and MINUS.
For each query, write a question that the return set of thequery answers1.
2) Write one demonstrating your understanding of aggregatefunctions and set operators: AVE, CUBE ROLLUP, GROUPING, UNION,INTERSECT and MINUS.
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