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Review the schema and identify potential design flaws

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Question: 1. Review the schema and identify potential design Flaws. The business process is Billing; the grain should be one row per service line (phone number) on a bill.

2. Explain the Data warehouse approach you will adopt if you are asked to build a data warehouse for Sales and Credit departments of a global Company? Explain the advantages of the approach you picked.

3. What is the role of Surrogate keys in Fact and Dimension tables. Explain advantages and disadvantages of these keys in a Data Warehouse?

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Reference no: EM132193424

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