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Chapter 1: The Database Environment

2. Objectives. Definition of termsExplain growth and importance of databasesName limitations of conventional file processingIdentify five categories of databasesExplain advantages of databasesIdentify costs and risks of databasesList components of database environmentDescribe evolution of dat

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Chapter 1: The Database Environment

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    1. © 2007 by Prentice Hall 1 Chapter 1: The Database Environment Modern Database Management 8th Edition Jeffrey A. Hoffer, Mary B. Prescott, Fred R. McFadden

    2. 2 Objectives Definition of terms Explain growth and importance of databases Name limitations of conventional file processing Identify five categories of databases Explain advantages of databases Identify costs and risks of databases List components of database environment Describe evolution of database systems

    3. 3 Definitions Database: organized collection of logically related data Data: stored representations of meaningful objects and events Structured: numbers, text, dates Unstructured: images, video, documents Information: data processed to increase knowledge in the person using the data Metadata: data that describes the properties and context of user data

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