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Relational Database Design and Implementation, 3rd Edition by Jan L. Harrington

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Chapter 10. Using CASE Tools for Database Design
A CASE (computer-aided software engineering) tool is a software package that provides support for the design and implementation of information systems. By integrating many of the techniques used to document a system design—including the data dictionary, data flows, and entity relationships—CASE software can increase the consistency and accuracy of a database design. They can also ease the task of creating the diagrams that accompany a system design.
many CASE tools are on the market. The actual “look” of the diagrams is specific to each particular package. However, the examples presented in this chapter are typical of the capabilities of most CASE tools.
Note: The specific CASE software used in

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