Database

Target marketing uses databases and data warehouses to identify potential customers that a business wants to reach based on factors that describe a specific group of people. For example, target markets may be identified by geographic area, by age group, by gender, or by all three factors at one time. One of the leading providers of business and consumer information is infoUSA.com. Visit its website at www.infousa.com to learn how they compile data from multiple sources. (Online at //www.infousa.com/faq/.) How does its process compare to extract, transform, and load (ETL)? make a brief summary of your findings that describes the infoUSA five-step process of building a quality database.

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