ER Diagram (ERD) - Definition & Overview | Lucidchart
Learn the essentials of ER Diagrams and ER Models, along with their origins, uses, examples, components, limitations and guidelines on how to draw them using our ER diagram tool.
Entity Relationship Diagram (ERD) - What is an ER Diagram?
ERD stands for entity relationship diagram. People also call these types of diagrams ER diagrams and Entity Relationship Models. An ERD visualizes the relationships between entities like …
What is Entity Relationship Diagram (ERD)? - Visual Paradigm
By reading this ERD guide, you will get the essential knowledge and skills about ER Diagrams and database design. You will learn things like what is ERD, why ERD, ERD notations, how to …
Introduction of ER Model - GeeksforGeeks
Nov 17, 2025 · Unlike technical schemas, ER diagrams require no technical knowledge of the underlying DBMS used. They visually model data and its relationships, making complex …
What is an entity relationship diagram (ERD)? - TechTarget
Oct 14, 2025 · An entity relationship diagram (ERD), also known as an entity relationship model, is a graphical representation that depicts relationships among people, objects, places, …
What is an entity relationship diagram? - IBM
An entity relationship diagram (ER diagram or ERD) is a visual representation of how items in a database relate to each other. ERDs are a specialized type of flowchart that convey the …
How to Draw an ER Diagram: A Step-by-Step Guide | Miro
Oct 7, 2025 · Learn how to draw an ER diagram from scratch with our comprehensive step-by-step guide. Start visualizing data relationships like a pro!