A difference between ER and REA diagrams is that ER diagrams present a static picture of the underlying business phenomena.

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ER diagrams depict entities, their attributes, and the relationships between them. These diagrams are typically used in the design phase to model a database structure. On the other hand, REA diagrams model business events and the resources, agents, and obligations associated with them. They are used to capture and analyze the business processes of an organization. REA diagrams, unlike ER diagrams, depict the flow of resources and the changes in the system over time, making them more dynamic.

A Difference Between ER and REA Diagrams Is That ER