We need to develop a COMPANY system. The company is organized into departments. Each department has a unique number, name, and telephone. A department may have several locations. Each department controls number of projects. Each project has a unique number, name, and is located at a single location. For each employee, we store unique employee's number, name, address (country, city, Box#), salary, job, and hire date. Each employee works in one department but may work for several projects, and the project contains many employees. We keep track of the number of hours per week that an employee currently works on each project. Employees are grouped into: (Secretary, Engineer, Technician) based on the employee's Job, and into (Salaried-employee, Hourly- employee) based on the employee's method of pay. For Secretary, we store the typing speed, for Engineer we store Engineering type, and for Technician we store Technician grad. For Salaried employee we store the salary, and for Hourly employee we store the pay scale. 1. Draw the EERD diagram of the COMPANY system? 2. Map the EERD diagram in Question 1 to the corresponding database model ( ( DB Schema) ABOWOR

Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter8: Advanced Data Handling Concepts
Section: Chapter Questions
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We need to develop a COMPANY system. The company is organized into departments.
Each department has a unique number, name, and telephone. A department may have
several locations. Each department controls number of projects. Each project has a
unique number, name, and is located at a single location. For each employee, we store
unique employee's number, name, address (country, city, Box#), salary, job, and hire date.
Each employee works in one department but may work for several projects, and the
project contains many employees. We keep track of the number of hours per week that an
employee currently works on each project. Employees are grouped into: (Secretary,
Engineer, Technician) based on the employee's Job, and into (Salaried-employee, Hourly-
employee) based on the employee's method of pay. For Secretary, we store the typing
speed, for Engineer we store Engineering type, and for Technician we store Technician
grad. For Salaried employee we store the salary, and for Hourly employee we store the pay
scale.
1. Draw the EERD diagram of the COMPANY system?
2. Map the EERD diagram in Question 1 to the corresponding database model (
( DB
Schema)
ABOWOR
Transcribed Image Text:We need to develop a COMPANY system. The company is organized into departments. Each department has a unique number, name, and telephone. A department may have several locations. Each department controls number of projects. Each project has a unique number, name, and is located at a single location. For each employee, we store unique employee's number, name, address (country, city, Box#), salary, job, and hire date. Each employee works in one department but may work for several projects, and the project contains many employees. We keep track of the number of hours per week that an employee currently works on each project. Employees are grouped into: (Secretary, Engineer, Technician) based on the employee's Job, and into (Salaried-employee, Hourly- employee) based on the employee's method of pay. For Secretary, we store the typing speed, for Engineer we store Engineering type, and for Technician we store Technician grad. For Salaried employee we store the salary, and for Hourly employee we store the pay scale. 1. Draw the EERD diagram of the COMPANY system? 2. Map the EERD diagram in Question 1 to the corresponding database model ( ( DB Schema) ABOWOR
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