Figure 5 6 516 essentials of business information

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Unformatted text preview: This diagram shows the relationship between the entities SUPPLIER, ART, LINE_ITEM, and ORDER. Figure 5-6 5.16 Essentials of Business Information Systems Chapter 5 Foundations of Business Intelligence: Databases and Chapter Information Management Information Database Management Systems DBMS • Specific type of software for creating, storing, organizing, and accessing data from a database • Separates the logical and physical views of the data • Logical view: How end users view data • Physical view: How data are actually structured and organized • Examples of DBMS: Microsoft Access, DB2, Oracle Database, Microsoft SQL Server, MYSQL 5.17 Essentials of Business Information Systems Chapter 5 Foundations of Business Intelligence: Databases and Chapter Information Management Information Database Management Systems Human Resources Database with Multiple Views Figure 5-7 A single human resources database provides many different views of data, depending on the information requirements of the user. Illustrated here are two possible views, one of...
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This document was uploaded on 02/11/2014.

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