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Create Crow S Foot Notation. Relationship connectors use Crows foot notation to show how many of each entity is related to another entity. Different shapes at the ends of these lines represent the cardinality of the relationship.
Chen Style Cardinality Erd Relationship Diagram Diagram Relationship from www.pinterest.com
Crows Foot notation was proposed by Gordon Everest originally called Inverted Arrow. You can set Crows foot notation by using the Database tab or menu depending on your version in Visio. Name of the entity must be unique within this model.
Choose either Metric Units or US Units and select Create.
Create the diagram and entities. A multiplicity of many is represented by the three-pronged crow-foot symbol. Crows foot notation is used in Barkers Notation Structured Systems Analysis and Design Method SSADM and information engineering. This is a short video to explain a method of creating crows foot notation for an ER diagram using the open source diagram too called Dia.
