Documents 1 The Entity-Relationship Model. 2 Overview of Database Design Conceptual design: (ER Model is used...

Slide 1 1 The Entity-Relationship Model Slide 2 2 Overview of Database Design  Conceptual design: (ER Model is used at this stage.) –What are the entities and relationships…

Documents Conceptual Design and The Entity-Relationship Model.

Slide 1 Conceptual Design and The Entity-Relationship Model Slide 2 Steps in Database Design Requirements Analysis – user needs; what must database do? Conceptual Design…

Documents ER to Relational Mapping. Logical DB Design: ER to Relational Entity sets to tables. CREATE TABLE...

Slide 1 ER to Relational Mapping Slide 2 Logical DB Design: ER to Relational Entity sets to tables. CREATE TABLE Employees (ssn CHAR (11), name CHAR (20), lot INTEGER, PRIMARY…