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Database Design

Game Plan. IntroductionData base designDatabase scenario Key questions/answers. 2. A. Introduction. Remember ? CNN: Internet is Top innovation" of past 25 years (1/18/05)But Kraig Pencil says The relational database is equally importantReally? Why?The Internet would not be nea

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Database Design

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    1. Database Design MIS 320 Kraig Pencil Winter 2011 1

    2. Game Plan Introduction Data base design Database scenario Key questions/answers 2

    3. A. Introduction Remember … ? CNN: Internet is “Top innovation” of past 25 years (1/18/05) But Kraig Pencil says … The relational database is equally important Really? Why? The Internet would not be nearly as successful without relational databases providing rich information. 3

    4. A. Introduction You can ask a database questions How many cans of chicken soup do we have in inventory? How large is the average pay raise in each department? Who are my best/worst customers? What else have I-Pod buyers also purchased? Is this airline passenger a known terrorist? Who has friended Gayle Zhang? Who else might Gayle want to consider friending? With the right data and a well-designed database, you can ask anything. 4

    5. A. Introduction Who works with databases? Database programmers Database analysts Database designers Database administrators Data administrators Website designers/programmers Many non-IT users! Marketers Financial analysts Human resources managers …. And more 5

    6. A. Introduction What does an organization do with data/information? Capture, cradle, and process transaction data/information e.g., TPS Use information to make decisions e.g., DSS “Oversee” the information e.g., Who can view or use what info?, How to back up info?, How long to retain info? What can help support the above? A database management system

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