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Chapter 9  Business Intelligence Systems
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                                               Operational
                                                 DBs










                                                                                Business
                                             Social Data                       Intelligence
                                                                               Application    Business
                                                                                             Intelligence
                                                                              Analyze Data:
                                           Purchased                          • Reporting                    Knowledge
                                             Data                             • Data mining                    Workers
                                                                              • BigData
                                                                              • Knowledge
                                                                                management









                Figure 9-1
                Components of a Business
                Intelligence System      Employee Knowledge



                                            business intelligence. As information systems, BI systems have the five standard components:
                                            hardware, software, data,  procedures, and  people. The software component of a BI system is
                                            called a BI application.
                                               In  the context of  their day-to-day operations, organizations  generate enormous amounts
                                            of data. AT&T, for example, processes 1.9 trillion call records in its database and Google stores a
                                                                          3
                                            database with over 33 trillion entries.  Business intelligence is buried in that data, and the func-
                                            tion of a BI system is to extract it and make it available to those who need it.
                                               The boundaries of BI systems are blurry. In this text, we will take the broad view shown in
                                            Figure 9-1. Source data for a BI system can be the organization’s own operational data, social
                                            media  data,  data that the  organization purchases from data vendors, or  employee knowledge.
                                            The BI application  processes  the data  with reporting applications, data mining applications,
                                            BigData applications, and knowledge management applications to produce business intelligence
                                            for knowledge workers. Today such workers include not only analysts in the home office but also
                                            operations and field personnel who use BI to approve loans, order goods, and decide when to pre-
                                            scribe, to take a few examples.

                                            How Do Organizations Use BI?
                                            As shown in Figure 9-2, organizations use BI for all four of the collaborative tasks described in
                                            Chapter 2. Starting with the last row of Figure 9-2, business intelligence can be used just for
                                            informing. Personal trainers can use PRIDE to learn how clients are using the new system. At
                                            the time of the analysis, the trainers may not have any particular purpose in mind, but are just
                                            browsing the BI results for some future, unspecified purpose. At Falcon Security, the company we
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