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Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
Database Fundamentals
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Database Fundamentals

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  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals Databases help you manage practically endless types of information: sales and inventory numbers, student records, or a home collection of DVDs, CDs, and videotapes, just to name a few.
  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals Tables All databases contain one or more tables. Queries Queries can combine data from different tables, update your data, and perform calculations on your data.
  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals Distribute B5.01-03 “Parts of a Database” Activity and B5.01-04 “Parts of a Database Activity Two” Activity for students to work on.
  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals
  • 5.01 Database Fundamentals
  • Transcript

    • 1. Objective 5.01: Understand database tables used in business. Database Fundamentals
    • 2. <ul><li>A database is a tool for organizing, storing, retrieving, and communicating groups of information that have similar characteristics </li></ul>What is a database? 5.01 Understand database tables used in business Slide
    • 3. Examples of Business Databases <ul><li>Telephone book </li></ul><ul><li>Student data </li></ul><ul><li>Music </li></ul><ul><li>Fingerprint database </li></ul><ul><li>Dictionaries </li></ul><ul><li>Customer data </li></ul><ul><li>Real estate listings </li></ul><ul><ul><li>MLS listings online </li></ul></ul><ul><li>Hospital/patient data </li></ul><ul><li>Inventory </li></ul><ul><ul><li>Barcode scanner keeps inventory in database </li></ul></ul>5.01 Understand database tables used in business Slide
    • 4. What makes a database? 5.01 Understand database tables used in business Slide <ul><li>Databases consist of four objects: </li></ul><ul><li>Tables store data in rows and columns* </li></ul><ul><li>Queries retrieve and process data </li></ul><ul><li>Forms control data entry and data views </li></ul><ul><ul><li>Customized manner of inputting data into a database or presenting data on a screen </li></ul></ul><ul><li>Reports summarize and print data </li></ul><ul><li>*In this objective, our focus is on tables </li></ul>
    • 5. Tables: the Building Blocks of all Databases 5.01 Understand database tables used in business Slide <ul><li>Tables organize data </li></ul><ul><li>Each database consists of one or more tables </li></ul><ul><li>Tables store data, so they’re essential building blocks of any database. </li></ul><ul><li>All databases contain at least one table </li></ul><ul><li>A database should have a separate table for every major subject, such as for employee records or customer orders. Data should not be duplicated in multiple tables. </li></ul><ul><li>Tables contain R ows called R ecords and Columns called Fields . </li></ul>
    • 6. Components of a Database Table <ul><li>Record – A group of related fields of information. Everything on one row is a record </li></ul><ul><li>Field – One item or bit of information in a record; represented by a COLUMN . Comprised of entries </li></ul><ul><li>Entry – Data typed into a field. Made up of characters. Example: John Doe is an entry in the name field. Also known as data. </li></ul>5.01 Understand database tables used in business Slide
    • 7. 5.01 Understand database tables used in business Slide Database Tables: The Big Picture To calculate the number of entries in a database multiply the number of fields by the number of records. Ex. 5*26= 130 entries in this database. 3. Cells - ENTRIES 1. Rows – RECORDS 2. Columns - FIELDS <ul><li>Records </li></ul><ul><li>Entry </li></ul><ul><li>Fields </li></ul>
    • 8. Discussion <ul><li>Name </li></ul><ul><li>Birth date </li></ul><ul><li>Social Security No. </li></ul><ul><li>Street </li></ul><ul><li>City </li></ul><ul><li>State </li></ul><ul><li>Zip </li></ul><ul><li>Phone </li></ul><ul><li>Each item on the left is classified as a/an: </li></ul><ul><li>Table </li></ul><ul><li>Record </li></ul><ul><li>Field </li></ul><ul><li>Entry </li></ul>5.01 Understand database tables used in business Slide
    • 9. Discussion <ul><li>Susan Almond </li></ul><ul><li>10/22/1985 </li></ul><ul><li>245-88-9845 </li></ul><ul><li>31 Bessemer St. </li></ul><ul><li>Greensboro </li></ul><ul><li>NC </li></ul><ul><li>25233 </li></ul><ul><li>336-585-5646 </li></ul><ul><li>Each item on the left is classified as a/an: </li></ul><ul><li>Table </li></ul><ul><li>Record </li></ul><ul><li>Field </li></ul><ul><li>Entry </li></ul>5.01 Understand database tables used in business Slide
    • 10. Discussion <ul><li>Susan Almond </li></ul><ul><li>10/22/1985 </li></ul><ul><li>245-88-9845 </li></ul><ul><li>31 Bessemer St. </li></ul><ul><li>Greensboro </li></ul><ul><li>NC </li></ul><ul><li>25233 </li></ul><ul><li>336-585-5646 </li></ul><ul><li>All of the information about Susan Almond is classified as a/an: </li></ul><ul><li>Table </li></ul><ul><li>Record </li></ul><ul><li>Field </li></ul><ul><li>Entry </li></ul>5.01 Understand database tables used in business Slide
    • 11. Discussion <ul><li>Information about multiple employees is classified as a/an: </li></ul><ul><li>Table </li></ul><ul><li>Record </li></ul><ul><li>Field </li></ul><ul><li>Entry </li></ul>5.01 Understand database tables used in business Slide
    • 12. Susan’s Record 5.01 Understand database tables used in business Slide One record is displayed from the Employee Table above. The table contains 8 fields. Name Bday SS Street City St Zip Phone Almond, Susan 10/22/1985 245-88-9845 31 Bessemer St Greensboro NC 25233 336-585-5646
    • 13. Test your knowledge <ul><li>Using the last page of the Database Fundamentals graphic organizer, classify each database component. </li></ul>5.01 Understand database tables used in business Slide

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