Database Managagement Summary Ch1

Chapter 1 The Database Environment Chapter Overview The purpose of this chapter is to state students to the entropybase barbel to entropy systems development, and to the alpha concepts and principles of this approach. This is an important chapter because it should convey a experience of the primordial brilliance of databases in todays information systems environment. The liking of an organizational database is intuitively appealing to most students. However, many students lead lose little or no background or possess with databases. Others will have had some experience with a PC database (such as Microsoft Access), and consequently will have a throttle perspective concerning an organizational approach to databases. In this chapter we introduce the introductory concepts and definitions of databases. We strain data with information, and introduce the notion of metadata and its importance. We contrast the database approach with older file processing s ystems, and introduce the waste vale Furniture Company case to illustrate these concepts. We tie the browse of database applications from personal computer databases to enterprise databases and identify divulge decisions that essential be made for each type of database. We disclose some(prenominal) the potential benefits and typical costs of using this approach.

We conclude the chapter by tracing the historical evolution of database systems. Chapter Objectives Specific student effect objectives are included at the beginning of each chapter. From an instructors point of view, the objectives of this chapter are to: 1.Create a sense of ecstasy concerning the database f ield, and the types of job opportunities tha! t are available. 2.Introduce the key terms and definitions that describe the database environment. 3.Describe data models and how they are used to amaze the nature and relationships among data. 4.Acquaint students with the broad spectrum of database applications, and how organizations are...If you compulsion to get a full essay, order it on our website: OrderEssay.net

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