Lesson 7- Entity Relational Diagrams
You can use your Level 1 DFD to help you to create an ERD
Look at your DFD level 1 created for the Rapid Results Driving School - Each data store identified in your Level 1 DFD becomes an ENTITY in your ERD.
Therefore we have 3 entities:
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Therefore we need to draw out Entity Relational Diagram as follows:
