Database Systems: Design, Implementation, Management, Loose-leaf Version
Database Systems: Design, Implementation, Management, Loose-leaf Version
12th Edition
ISBN: 9781305866799
Author: Coronel, Carlos; Morris, Steven
Publisher: Course Technology
Expert Solution & Answer
Book Icon
Chapter 5, Problem 8C

Explanation of Solution

Crow’s Foot ER diagram for MARU art school:

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

Explanation:

  • In the above data model, “Student” entity contains “Stud_No” as primary key and details of the student are present in the “Student” entity.
  • The “Instructors” is a subtype of “Student” entity. Here same “Stud_No” is the primary and foreign key. The “Student” supertype entity has optional “Instructors” entity.
  • The many class is assigned to one instructor so one-to-many relationship is used...

Blurred answer
Students have asked these similar questions
Write .php file with the html that saves car booking and displays feedback.  Booking should be in the .json file which contains all the bookings, and have the following information: Start Date. End Date. User Email. Car ID. There are 2 buttons, which are <Book it> <Select a date> Book it button can be pressed only if the start date and ending date are chosen by the user. If successful, book cars for specific dates, with bookings saved. If the car is already booked for the selected period, a failure message should be displayed, along with a button to return to the homepage. Use AJAX: Save bookings and display feedback without page refresh, using a custom modal (not alert). And then add an additional feature that only free dates are selectable (e.g., calendar view).
• Solve the problem (pls refer to the inserted image) and create line graph.
who started the world wide web
Knowledge Booster
Background pattern image
Similar questions
SEE MORE QUESTIONS
Recommended textbooks for you
Text book image
Oracle 12c: SQL
Computer Science
ISBN:9781305251038
Author:Joan Casteel
Publisher:Cengage Learning
Text book image
Database Systems: Design, Implementation, & Manag...
Computer Science
ISBN:9781305627482
Author:Carlos Coronel, Steven Morris
Publisher:Cengage Learning
Text book image
Database Systems: Design, Implementation, & Manag...
Computer Science
ISBN:9781337627900
Author:Carlos Coronel, Steven Morris
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
Programming Logic & Design Comprehensive
Computer Science
ISBN:9781337669405
Author:FARRELL
Publisher:Cengage
Text book image
A Guide to SQL
Computer Science
ISBN:9781111527273
Author:Philip J. Pratt
Publisher:Course Technology Ptr