Chapter Data: Business Intelligence (Chapter 6) Jobi Wall, Brandon Kats, and Shawn Reid
Chapter Explain the four primary traits that determine the value of information. 2. Describe a database, a database management system, and the relational database model. 3. Identify the business advantages of a relational database. 4. Explain the business benefits of a data-driven website. CHAPTER 6: LEARNING OUTCOMES
Chapter THE BUSINESS BENEFITS OF HIGH-QUALITY INFORMATION Why is High Quality Information important? Information Type: Transactional Information Analytical Information
Chapter THE BUSINESS BENEFITS OF HIGH-QUALITY INFORMATION Information Timeliness Real-time Information Real-time System Information Quality Accurate, Complete, Consistent, Unique, and Timely Information Governance Data control
Chapter Database—Maintains information about various types of objects, events, people, and places Database Management Systems (DBMS)— Allows users to create, read, update, and delete data in a relational database STORING INFORMATION IN A RELATIONAL DATABASE MANAGEMENT SYSTEM
Chapter STORING INFORMATION IN A RELATIONAL DATABASE MANAGEMENT SYSTEM Relational database model- o Stores information in the form of logically related two dimensional tables.
Chapter USING A RELATIONAL DATABASE FOR BUSINESS ADVANTAGES Increased Flexibility A database needs to handle changes quickly and easily. Increased Scalability and Performance Scalability—Refers to how well a system can adapt to increased demands Performance—Measures how quickly a system performs a certain process or transaction
Chapter USING A RELATIONAL DATABASE FOR BUSINESS ADVANTAGES Reduced Data Redundancy Data Redundancy—The duplication of data or storing the same information in multiple places Increased Information Integrity (Quality) Information Integrity—Measures the quality of information
Chapter USING A RELATIONAL DATABASE FOR BUSINESS ADVANTAGES Increased Information Security Information is an organizational asset and must be protected Databases offer several security features: Password – Authenticates user Access Level Access Control – Who has access? (Read only).
Chapter DRIVING WEBSITES WITH DATA Data-driven website advantages: Easy to manage content Easy to store large amounts of data Easy to eliminate human errors
Chapter DRIVING WEBSITES WITH DATA More Advantages- Web browsers are easier to use than directly accessing the database using a custom query tool. Web interface requires few or no changes to the database model. Cost less to add web interface. Simplicity Little Change Lower Cost More Revenue
Chapter HOW A WEBSITE ACCESSES DATA User’s ScreenZappo’s Web Server
Chapter HOW A WEBSITE ACCESSES DATA DatabaseResult