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 Use a customer order form and follow the bottom-up database design  approach. Please include the website URL and an image of this form. 

  1. Find all the attributes on the form.
  2. Establish the dependenci es (determinants).
  3. Group attributes that have a common determinant into an entity type; name it.
  4. Find directly-related entity type pairs.
  5. Determine the connectivity for each pair.
  6. Draw the ERD.
  7. Review the ERD and update to be in 3NF if ERD from step 6 is not in 3NF.

No plagiarism

    • 4 years ago
    • 20
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      ERD1.docx