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Logical Design
IS 4420 Database Fundamentals Chapter 5: Logical Database Design and the Relational Model Leon Chen.
1 © Prentice Hall, 2002 Chapter 5: Logical Database Design and the Relational Model Modern Database Management 6 th Edition Jeffrey A. Hoffer, Mary B.
Proactive Referrals Relationships vs. Activity WeaknessesStrengthsWeaknessesStrengths.
Keys are special fields that serve two main purposes: ◦ Primary keys are unique identifiers of the relation in question. Examples include employee numbers,
Dale a Hildebrandt - Red and Silver