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Chapter 1 Introduction to Databases

Chapter 1 Introduction to Databases. Traditional File-Based Systems. File-Based Approach: A collection of application programs that perform services for the end-users such as the production of reports. Each program defines and manages its own data. Limitations of the File-Based Approach.

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LICEA MEXICANA CANADIENSE CASE STUDY

LICEA MEXICANA CANADIENSE CASE STUDY. Chandra S. Amaravadi. DATABASE PLANNING. BACKGROUND. Elementary School in Quaretero, Mexico:. Currently 200, expect 600 Six grades/classes, two sections each Each grade/class has two teachers Total staff is 18; 12 teachers and rest custodial.

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171 views • 15 slides

Database Systems

Database Systems. Introduction to Databases Database Environment Entity-Relationship Modeling Enhanced Entity-Relationship Modeling The Relational Model Relational Algebra (Introduction) SQL: Data Manipulation SQL : Data Definition Query-By-Example Normalization

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