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Question

How does the presence of an OLAP system affect the workload on the main data warehouse?

a.

Increases the workload

b.

Redistributes the workload

c.

Decreases the workload

d.

Has no impact on the workload

Posted under Data Warehousing and OLAP

Answer: (c).Decreases the workload Explanation:The presence of an OLAP system reduces the workload on the main data warehouse by redistributing some queries to the OLAP system.

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Q. How does the presence of an OLAP system affect the workload on the main data warehouse?
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