A Data Model Diagram

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An example of a Data Model diagram is provided below, showing three tables that are linked on primary to foreign key pairs with associated multiplicity.

Note also the use of stereotyped operations for Primary (PK) and Foreign (FK) keys. Operations could also be added for:

·Validation (check)


A Data Model diagram is represented in Enterprise Architect as a Class diagram, and is created in exactly the same way as other diagrams.