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Translation of ER-diagram into Relational Schema

CS 157A Lecture 7. Translation of ER-diagram into Relational Schema. Prof. Sin-Min Lee Department of Computer Science. Learning Objectives. Define each of the following database terms Relation Primary key Foreign key Referential integrity Field Data type Null value.

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1.1k views • 64 slides

The Entity-Relationship (ER) Model

The Entity-Relationship (ER) Model. Chpt 2. Instructor: Xintao Wu. Overview of db design. Requirement analysis Data to be stored Applications to be built Operations (most frequent) subject to performance requirement Conceptual db design Description of the data (including constraints)

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363 views • 23 slides

Entity-Relationship Model

Entity-Relationship Model. Contents. Entity-relationship models (ERM) Simple E-R Diagram Weak Entity Strong Entity Entity vs. Attribute. Entity-relationship models (ERM).

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346 views • 12 slides

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Translation of ER-diagram into Relational Schema

The Entity-Relationship (ER) Model

Entity-Relationship Model