Discuss what the bus matrix (shown in Figure 32.2) for an online retailer represents and how it can be used to facilitate the creation of a data warehouse.
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Q4: The star schema shown in Figure 32.1
Q5: Identify three types of analysis that the
Q6: What do slowly changing dimensions (SCDs) represent
Q7: Describe the three types of SCDs.
Q8: Identify two possible examples of SCDs in
Q10: Produce a star schema for the Product
Q11: The data mart shown in Figure 32.3
Q12: The data mart shown in Figure 32.3
Q13: The data mart shown in Figure 32.3
Q14: What do slowly changing dimensions (SCDs) represent
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