Draw EER Diagram for the scenario described below:  A Company maintains data about all its staff. Each STAFF is described by StaffID (Identifier), Name, and Salary. Some staffs are ProjectManagers and they have special attributes called ExtraPackage and ExpYear. There are some other staff who are Developers with specific attributes called ProgLanguage and SkillLevel.  The staff who are Designers have specific attributes called DesignTool and ToolPrice. In the time of need they look after each other’s job.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
icon
Related questions
Question
Draw EER Diagram for the scenario described below:  A Company maintains data about all its staff. Each STAFF is described by StaffID (Identifier), Name, and Salary. Some staffs are ProjectManagers and they have special attributes called ExtraPackage and ExpYear. There are some other staff who are Developers with specific attributes called ProgLanguage and SkillLevel.  The staff who are Designers have specific attributes called DesignTool and ToolPrice. In the time of need they look after each other’s job.
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Knowledge Booster
Development strategies
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Database System Concepts
Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education
Starting Out with Python (4th Edition)
Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON
Digital Fundamentals (11th Edition)
Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON
C How to Program (8th Edition)
C How to Program (8th Edition)
Computer Science
ISBN:
9780133976892
Author:
Paul J. Deitel, Harvey Deitel
Publisher:
PEARSON
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Computer Science
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education