The operation of moving from ﬁner- granularity data to a coarser granularity (by means of aggregation) is called a

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📊 Database Management System (DBMS)

Q. The operation of moving from ﬁner- granularity data to a coarser granularity (by means of aggregation) is called a

(A) rollup
(B) drill down
(C) dicing
(D) pivoting

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✅ Correct Answer: (A) rollup

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