Question

What is the sequence of the flow of data in the ROLAP model?

a.

From the operational source systems to the data warehouse and then to the OLAP system

b.

From the OLAP system to the operational source systems

c.

Directly from the operational source systems to the OLAP system

d.

From the data warehouse to the OLAP system

Posted under Data Warehousing and OLAP

Answer: (a).From the operational source systems to the data warehouse and then to the OLAP system Explanation:In the ROLAP model, the sequence of the flow of data is from the operational source systems to the data warehouse and then to the OLAP system.

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