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Question

In a grocery chain data warehouse with 300 stores, 40,000 products, and daily sales data, what is the maximum number of base fact table records at the lowest level of granularity?

a.

2,000,000 records

b.

200,000,000 records

c.

2,000,000,000 records

d.

20,000,000,000 records

Answer: (c).2,000,000,000 records Explanation:The maximum number of base fact table records can be calculated as 1825 (days) * 300 (stores) * 4000 (products per store) * 1 (promotion) = 2,000,000,000 records.

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Q. In a grocery chain data warehouse with 300 stores, 40,000 products, and daily sales data, what is the maximum number of base fact table records at the lowest level of granularity?

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