Domain Object

  • domain object as an object with an identity that is loaded from the database, manipulated for a certain use case, and then stored back into the database, usually within a database transaction.

  • One domain object can just be used only for use cases and separate domain object is used for persistence

    • As database may need different fields compared to the usecase

  • Can have behaviour based on the state of the object

  • Can have validation on the construction of the object

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