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  1. What is Entity Relationship Diagram (ERD)? - Visual Paradigm

    Learn Entity Relationship Diagram (ERD). Read this ERD guide for everything you need to know about data modeling and database design with ERD.

  2. A Guide to the Entity Relationship Diagram (ERD) - Database Star

    Jul 30, 2019 · Learn all about Entity Relationship Diagrams (ERDs), what they are used for, how to understand them, how to create them, and more in this guide.

  3. Introduction of ER Model - GeeksforGeeks

    Nov 17, 2025 · ER diagrams represent the E-R model in a database, making them easy to convert into relations (tables). These diagrams serve the purpose of real-world modeling of objects which makes …

  4. ER Diagram Symbols Explained | A Beginner’s Guide | Creately

    Apr 23, 2025 · Learn about ER diagram symbols, the notation styles that connect them and how they are used to visualize database structures in this comprehensive guide.

  5. Entityrelationship model - Wikipedia

    Diagrams created to represent attributes as well as entities and relationships may be called entity-attribute-relationship diagrams, rather than entity–relationship models. An ER model is typically …

  6. ER Diagram (ERD) - Definition & Overview | Lucidchart

    What is an Entity Relationship Diagram (ERD)? See ultimate guide to ER diagrams including a video overview, origins, uses, examples, components, limitations, and guidelines on how to draw them for …

  7. What is an entity relationship diagram? - IBM

    What is an entity relationship diagram? 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 …

  8. What is an entity relationship diagram (ERD)? - TechTarget

    Oct 14, 2025 · Learn about an entity relationship diagram (ERD), a graphical representation of business processes and relationships used for relational database design.

  9. Entity Relationship (ER) Diagram Model with DBMS Example - Guru99

    Aug 14, 2025 · ER Diagram stands for Entity Relationship Diagram, also known as ERD is a diagram that displays the relationship of entity sets stored in a database. In other words, ER diagrams help to …

  10. dbdiagram.io - Database Relationship Diagrams Design Tool

    Quick and simple free tool to help you draw your database relationship diagrams and flow quickly using simple DSL language.