You are required to draw the ER diagram only for t h e above description following the convention of the textbook. Draw an ER-diagram for the database, identifying the following: (i) all the entity ...

Attributes: SSN (Primary Key), Fname, Lname, BirthDate, Gender Each employee: Must be assigned to one department May supervise other employees (recursive relationship) May have dependents (if still ...

The E-R diagram (entity-relation) is a diagrammatical representation of a data model based on a perception of the real world that consists of a collection of basic objects called entities and of ...