Draw entity relationship diagrams (ER diagrams) easily with Edraw!
Edraw is a very easy-to-use and intuitive database design tool and ER Diagram tool which can save you hundreds of hours of work.
Edraw is not only an excellent tool for ER Diagram, but also one that allows you to design flowchart, program structures and create detailed HTML or PDF reports.
Thanks to an extensive set of library objects such as entities, links, items, attributes, users, types, captions, inheritance, references, boundaries, events, clouds etc., Edraw is a perfect tool for database design and ERD diagramming.
You can also use Edraw to draw Chen ERD, Database model diagram, Express-G, Martin ERD, ORD Diagram and a lot more.
With Edraw you can visually design schemas for leading clients/servers and desktop databases. By graphically showing the relationships between information tables stored in the database, diagrams help to ensure that the database you are designing is accurate, complete and efficient. Edraw allows you to visually create Entity Relationship diagrams (ERD) for various database systems.
Moreover, data flow between tables can also be easily described by creating appropriate Data Flow Diagrams (DFD).
Cross-DBMS target compatibility allows you to design once and use for all.
Chen's original method is the basis for many writings on ERDs. While the traditional aspects of entities and relationships are represented as boxes and lines (respectively), there are a number of unique attributes to his present method: