Week 1
Section outline
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Results of a survey related to COBOL.
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Read section 9.2 of Rosen (quickly) and hand in problems 10, 14, 18, 19, 28 from section 9.2. Due Thursday at 9:30.
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A Relational Model of Data for Large Shared Data Banks
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Imagine tracking client contacts in the table you built in Tuesday's lab. This would exhibit the kind of redundancies we discussed in class on Monday, and would be subject to all sorts of modification anomalies. Fixing that architecture is the purpose of today's lab.
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The Entity-Relationship Model--Toward a Unified View of Data