View Design Dashed Line In Er Diagram Example Download Zip PNG. Er diagram stands for entity relationship diagram, also known as erd is a diagram that displays the relationship of entity it contains a partial key which is represented by a dashed underline symbol. Any object, for example, entities, attributes of an entity, relationship sets, and attributes of relationship all the entities (rectangles) participating in a relationship, are connected to it by a line.
Why do we use double lines in er diagrams.
Free download management system project report, project in entity relationship diagram example for bus reservation system. You can use the toolbar buttons like, create note line and create diagram title to add the notes and title to your diagram. Examples er diagram of sales department. What are good ways to read ternary relationship (entity association) in er diagram?