The following slides discuss the relational model.

Slide 10.1: The relational model
Slide 10.2: The CAP database
Slide 10.3: Database terminologies
Slide 10.4: Database terminologies (cont.)
Slide 10.5: Database terminologies (cont.)
Slide 10.6: The relational rules
Slide 10.7: The relational rules (cont.)
Slide 10.8: Table key
Slide 10.9: Table key (cont.)
Slide 10.10: Table key (cont.)

  ☂ References

Slide 10.a: Relational model in DBMS






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      The first one says: It sure is hot in here.    
      His friend snaps back: Shut your mouth!