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Lecture #2 ER-Model and The Relational Model

Lecture #2 ER-Model and The Relational Model. Agenda. Previous Lecture The Entity-Relationship Model The Relational Model. In the Previous lecture. We found that: What is the Database Management System (DBMS ) File Systems versus a DBMS Advantages of a DBMS Structure of a DBMS.

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735 views • 44 slides

The Entity-Relationship (ER) Model

The Entity-Relationship (ER) Model. Chapter 2. 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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347 views • 22 slides

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Lecture #2 ER-Model and The Relational Model

The Entity-Relationship (ER) Model