![]() He is deemed one of the pioneers of using the ER model in the modeling and designing of software and information systems. The original paper by Chen is cited as a reference for the model itself. While there have been many contributors to the ER model, Taiwanese American computer scientist Peter Pin-Shan Chen is mainly credited with developing the entity-relationship model in 1976. ER diagrams also serve as a reference to help improve and redesign systems, as well as for troubleshooting and debugging. An example of an Entity Relationship Model Diagram for an apparel e-commerce siteĮR diagrams are used to visualize database structures, as well as to understand the flow of data and system requirements. The ER model uses entities, attributes, and relationships using specific symbols to represent such an architecture. In simple terms, an ER diagram is a visual representation of the flow of information and logical structure in a data model. What is the Entity-Relationship Model (ER) Model?Īn Entity-relationship diagram (ERD) or ER diagram is created to visualize data and relationships in a system. How to Create an Entity Relationship Model Diagram.What is the difference between an ER Diagram, a Flow Diagram, and a UML Diagram?.What is the Entity-Relationship Model (ER) Model?.In this article, we will explain in detail what an Entity Relationship Model is and how to understand the different components that make it. ![]() ![]() Part of the planning process in database management is creating Entity Relationship Model Diagrams, as it gives the necessary information to teams on which actions should be taken. Database management is a crucial asset for digital platform development, and even if some can consider that a simple task, the reality is that a complex structure is required for proper functionality.
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