Come up with an original example of a one to many unary relationship. Create an example model of this relationship using the MySQL Workbench data modeler.

Part 2

Come up with an original example of a ternary relationship. Create an example model of this relationship using the MySQL Workbench data modeler.

Part 3

Using MySQL Workbench – create a data model for on Adult Baseball league which supports all of the following data requirements:

Teams

  • A team has a unique number associated with it
  • Team Name
  • Team City
  • Each team has more than one player associated with it

Players

  • Each Player has a unique number
  • A player may play or have played for more than one team
  • The number of years and batting average is tracked for each team the player played for.

Coaches

  • In this league, all coaches are also players.
  • A Team can have more than one coach.

Bats

  • A team can have multiple bats
  • Each bat is identified by a unique serial number.

For each of the three models above, you should export your model as a single page PDF and submit the resulting files.

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