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Data Model Patterns by Richard Barker, David C. Hay

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5. Procedures and Activities

An organization must do something. A manufacturing company must make its products and maintain its equipment. If a company provides services for hire, those services are the activities of the company. A major task of the organization, then, is the planning, scheduling, and recording of activities undertaken, procedures followed, and services rendered.

This chapter will model these services, procedures, and activities. It describes internal activities and work orders, along with the consumption of labor and materials by those activities and work orders. It also discusses the similarities among and differences between various kinds of work orders—those for maintenance, production, project management, and responses to ...

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