How To Make a Chen ER Diagram
Part 1: What is Chen ER Diagram?
Developed by computer scientist Peter Chen, Chen ERD notation is considered to be a more detailed method of illustrating entities and their relationships. It is widely used in database and software design.
Chen ERD notation primarily constitutes entities, attributes, relationships, and cardinality. While a traditional ER diagram shows attributes as part of entities, Chen ERDs show them as individual boxes, which is just one example of the extra detail and depth that Chen ERDs can afford users.
Part 2: How to Make a Chen ER Diagram Effortlessly?
How to make a Chen ER diagram easily? Using EdrawMax to create your own Chen ER diagram.
Step 1: Open EdrawMax desktop software or EdrawMax web-based application.
Step 2: Navigate to [New]>[Database Modeling]>[Chen ERD]
Step 3: Select one Chen ER diagram template to edit on it or click the [+] sign to start from scratch. Also, you can use massive Chen ER diagram symbols and elements from libraries in left menu to customize your diagram.
Step 4: Once finished your creation, you can export the file in multiple formats, including Graphics, PDF, editable MS Office file, SVG and Visio vsdx file.
Step 5: Besides, you can share your diagram with others via social media and web page. Or publish your diagram in EdrawMax template gallery to show your work with others.
Part 3: Chen ER Diagram Examples Examples
Example1: Chen's Notation of Bank System
Chen’s notation of the entity-relationship diagram (ERD) reveals the data and domain models’ information using entities, attributes, and relationships. Chen ERD can easily be explained by citing an example of a banking system where, unlike other ER diagram notations, one can learn more about the attributes as standalone boxes.
Example2: Chen's Notation of Human Resources Database
A Chen ERD notation model is used worldwide where one wishes to learn more about database and software design. The ER model is constructed using a realistic view of how the real world comprises entities and the relationships between these identified entities. A Chen’s Human Resource Database model can depict any employee’s attributes like the job history or payslip management in detail.
Part 4: Conclusion
According to this article, there are mainly three parts to illustrate what is Chen ER diagram, to tell you how to create Chen ER diagrams and to show you some Chen ER diagram examples. Generally speaking, the Chen ER diagram is an entity relationship diagram introduced by Chen.
EdrawMax is an easiest all-in-one diagramming tool, you can create Chen ER diagram and any other type diagram with ease! With substantial Chen ER diagram symbols and cliparts, making Chen ER diagram could be as simple as possible. Also, it supports to export your work in multiple formats and share your work with others. Get started to create your Chen ER diagrams now!