Bundle: Database Systems Design, Implementation, & Management, Loose-leaf Version, 13th + MindTapV2.0, 1 term Printed Access Card
Bundle: Database Systems Design, Implementation, & Management, Loose-leaf Version, 13th + MindTapV2.0, 1 term Printed Access Card
13th Edition
ISBN: 9780357475188
Author: Coronel, Carlos, Morris, Steven
Publisher: Cengage Learning
Expert Solution & Answer
Book Icon
Chapter 5, Problem 4P

Explanation of Solution

Crow’s Foot ER diagram for Tiny College:

The following data model shows the solution for the given question.

Explanation:

  • In the above data model, the “Employee” is the supertype entity of “Staff”, “Admin” and “Professor” subtypes and the primary key of “Employee” entity is “Emp_No”. The primary and foreign key of these subtypes are “Emp_No”. Another foreign key of “Professor” entity is “Dept_Code”.
  • The overlapping constraint (o) is used as a category symbol. Here the “Employee” supertype entity has optional subtype entity.
  • The “Student” table contains the details of students and every student is get advices from the “Staff” table...

Blurred answer
Students have asked these similar questions
using r language
using r language
Compute a Monte Carlo estimate of 0.8 by sampling from Uniform(0,0.8) and estimate the variance of ⑦.
Knowledge Booster
Background pattern image
Similar questions
SEE MORE QUESTIONS
Recommended textbooks for you
Text book image
Database Systems: Design, Implementation, & Manag...
Computer Science
ISBN:9781305627482
Author:Carlos Coronel, Steven Morris
Publisher:Cengage Learning
Text book image
Principles of Information Systems (MindTap Course...
Computer Science
ISBN:9781285867168
Author:Ralph Stair, George Reynolds
Publisher:Cengage Learning
Text book image
Database Systems: Design, Implementation, & Manag...
Computer Science
ISBN:9781285196145
Author:Steven, Steven Morris, Carlos Coronel, Carlos, Coronel, Carlos; Morris, Carlos Coronel and Steven Morris, Carlos Coronel; Steven Morris, Steven Morris; Carlos Coronel
Publisher:Cengage Learning
Text book image
Principles of Information Systems (MindTap Course...
Computer Science
ISBN:9781305971776
Author:Ralph Stair, George Reynolds
Publisher:Cengage Learning
Text book image
Oracle 12c: SQL
Computer Science
ISBN:9781305251038
Author:Joan Casteel
Publisher:Cengage Learning
Text book image
A Guide to SQL
Computer Science
ISBN:9781111527273
Author:Philip J. Pratt
Publisher:Course Technology Ptr