CREATE OWN LIBRARY

Relationship (many to many)

 

Description: Every employee supposed to work at least one project and he can works on many projects. Every project supposed to have many employees and it is supposed to have at least one employee.

 

Let,

 

 

 

See the previous chapter to know how to calculate cardinality and participation:

Introduction of Relationship (ER Diagram)

 

Representation of ER diagram: