Download Design Entity And Attribute In Er Diagram Example Download Zip Gif. For example, suppose we an entity student. For example, by definition of an entity, i was asked to define which of a list of objects fit into this category (i.e.
In most er diagramming tools, relationship names have to be unique.
An er diagram contains entities, attributes, and relationships. This utility takes a plain text description of entities, their attributes and the relationships between entities and produces a visual diagram modeling the description. There are four types of relationships: In the below er diagram, 'payment' is the weak entity.