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Chapter 6 (Features of Relations (Contains data about only one thing, well…

- - - - (#) CUSTOMER NUMBER
  - - - (#) ORDER NUMBER
      - (*)CUSTOMER NUMBER
- - - - List all data items
      - Specify unique ID
  - - - Single Valued Attributes
  - - - must be 1NF
      - Fully dependent on key
  - - - must be 2NF
      - non transitively dependent