'Entity attributes' diaporamas de présentation

data fundamentals file processing fundamentals entity-relationship diagrams the cornucopia case

section II Analysis. for the Small Enterprise. Systems Analysis and Design. data fundamentals file processing fundamentals entity-relationship diagrams the cornucopia case portfolio project. Chapter Objectives. When you complete this chapter you will be able to:

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Logical Data Model

Logical Data Model. How to convert to a rational model?. STUDENT. Name LastName Address. STUDENT. IDNumber Name LastName Address. Entities. Each entity class becomes a table with attributes the entity attributes. The primary key is the entity identifier or a special number. AUTHOR.

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Microsoft Access

Microsoft Access. CS 110 Fall 2005. Entity Relationship Model. Entities Principal data object about which information is to be collected employees, projects, invoices, etc. Relationships An association between two or more entities employees are assigned to projects. Entities.

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Structured Systems Analysis and Design Methodology

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