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Design a data warehouse logical model

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Reference no: EM131355422

Use the four steps matrix method to design a data warehouse logical model (Dimensional Model) for the business case summarized in the following points:

  • Retail chain consists of over 100 grocery stores in 50 states
  • Stores average 60,000 stock keeping units (SKUs) in departments such as frozen foods, dairy, etc.
  • Bar codes are scanned directly into the cash registers' point-of-sale (POS) system
  • Items are promoted via coupons, temporary price reductions, ads, and in-store promotions

Analytic Requirements:

  • Need to know what is selling in the stores each day in order to evaluate product movement, as well as to see how sales are impacted by promotions
  • Need to understand the mix of items in a consumer's basket

Reference no: EM131355422

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