Data Warehousing
                                                    and 
                                        Data Mining
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                                                  Outline
            1. Introduction and Terminology
            2. Data Warehousing
            3. Data Mining
                   •    Association rules
                   •    Sequential patterns
                   •    Classification
                   •    Clustering
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      Introduction and Terminology
                  Evolution of database technology
                            File processing (60s)
                           Relational DBMS (70s)
         Advanced data models e.g.,       Web-Based Repositories (90s)
             Object-Oriented,
          application-oriented (80s)
                           Data Warehousing and
                             Data Mining (90s)
              Global/Integrated Information Systems (2000s)
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       Introduction and Terminology
       Major types of information systems within an organization
                     EXECUTIVE                                            Few
                      SUPPORT                                         sophisticated
                      SYSTEMS                                             users
        MANAGEMENT Decision Support Systems (DSS)
             LEVEL       Management Information Sys. (MIS)
           SYSTEMS
         KNOWLEDGE Officeautomation, Groupware, Content
             LEVEL       Distribution systems, Workflow
           SYSTEMS       mangement systems
        TRANSACTION Enterprise Resource Planning (ERP)                  Many un-
         PROCESSING      Customer Relationship Management (CRM)        sophisticated
           SYSTEMS                                                        users
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