Diagramma E R. Unlike other er diagram notations it shows attributes as standalone boxes not as a part of entities. Er diagrams also are often used in conjunction with data flow diagrams dfds which map out the flow of information for processes or systems.
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14 03 2014 reply. An e r diagram has following features. And the relation between these real world objects.
Er diagrams also are often used in conjunction with data flow diagrams dfds which map out the flow of information for processes or systems.
Er diagram tool to visualize how system entities like people or objects related to one another. E r diagrams are used to represent e r model in a database which makes them easy to be converted into relations tables. Draw the e r for the supplier and parts database. Er diagram tool to visualize how system entities like people or objects related to one another.
