Which of the following statements are true about data aggregation?
A. A common aggregation purpose is to get more information about particular groups based on specific variables.
B. Data aggregation cannot be user-based.
C. Data aggregation is any process in which information is gathered and expressed in a summary form.
D. Online analytic processing (OLAP) is a simple type of data aggregation.
Which of the following statements are true about data aggregation?
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answerhappygod
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Which of the following statements are true about data aggregation?
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