Boolean Logic

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Boolean Logic

  1. 1. AS USED IN DATABASE SEARCHING BOOLEAN LOGIC
  2. 2. Boo-who? <ul><li>George Boole </li></ul><ul><li>(1815-1864) </li></ul><ul><li>Mathematician </li></ul><ul><li>Philosopher </li></ul><ul><li>Inventor of Boolean Logic </li></ul><ul><li>http://www.youtube.com/watch?v=YlghuxGjHok </li></ul><ul><li>http://kathyschrock.net/rbs3k/boolean/ </li></ul>
  3. 3. A B C
  4. 4. Database Application: AND
  5. 5. Database Application: OR
  6. 6. Database Application: NOT
  7. 7. Practice:
  8. 8. PART 2: PRACTICE BOOLEAN LOGIC
  9. 9. When to use What: Review <ul><li>OR </li></ul><ul><li>Using synonyms </li></ul><ul><li>Increasing recall </li></ul><ul><li>AND </li></ul><ul><li>Multiple concepts or ideas </li></ul><ul><li>Refining results </li></ul>Cats OR Felines AND Cats AND Breeds
  10. 10. When to use What: Review <ul><li>NOT </li></ul><ul><li>Distinguish between multiple meanings </li></ul><ul><li>Eliminate specific sub-topics </li></ul><ul><li>Fine-tune broad topics </li></ul>Cats NOT Swing Dance Cats NOT Wild

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