The purpose of the drill down operation is to make the granularity of the data in the query result finer.
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Q31: Creating a data warehouse involves using the
Q32: The multidimensional database cube always has three
Q33: GENERIC RETAILER
Observe the ER diagram for the
Q34: Archived data from source systems is never
Q35: The process of transformation cannot involve standardizing
Q37: What takes place during the load part
Q38: What takes place during the extraction part
Q39: GENERIC RETAILER
Observe the ER diagram for the
Q40: What is a refresh load?
Q41: Illustrate a typical HOLAP architecture.
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