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Characteristics of fact and dimension tables

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Reference no: EM131209996

Question 1: The star schema shown in the scenario above describes part of the database that will provide decision-support for a property sales company. Describe the main characteristics of fact and dimension tables, and discuss the purpose of the tables shown in the star schema.

Question 2: Identify three types of analysis that the star schema (shown in the scenario) can support about property sales.

Question 3: What do Slowly Changing Dimensions (SCDs) represent to a database designed for decision-support?

Question 4: What are the three key features that all Online Analytical Applications (OLAP) share?

Question 5: Explain why a data warehouse is well equipped for providing the data for data mining.

Question 6: Identify the factors that have led to the growing popularity of data mining.

Question 7: Discuss the relationship between data mining, OLAP and data warehousing.

Question 8: There are a growing number of data mining tools. Describe four key features that these tools offer the analyst.

Reference no: EM131209996

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