AFM 341 Chapter 3: AFM 341 Chapter 3

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Accounting & Financial Management
Course Code
AFM 341
Brian Ma

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Chapter 3 Structure Models: describe info and data inherent to business processes - allow communication about database design - support design, implementation, use of databases Data models: show conceptual content of databases to communicate with database users UML: class notation for structure models Class diagrams: type of UML 3 columns (resources, event, agent) Class: separate collection of things that company wants information on Association: relationship between two classes Multiplicities: maximum and minimum number of times instances in one class can be associated with instances in another class*** Attributes: description of classes Primary Key - unique - short - ca
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