Collage Code Create N M 2 Term COURSES year 1 Have Assignment Assignment no Date/Time Email Name (Affiliation INSTRUCTORS M Email 2 1 Add Students 2 Student ID Works On 3 1 2 Consist of Tasks Grade

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
Question
100%

Write the SQL code to create the relational schemas from this data base system : 

Relationships : 

An Instructor can create multiple Courses.

Each Course can have multiple Students.

In a Course, Instructors can create one or more Assignments.

Each Assignment can consist of one or more Tasks.

Attributes:

 

Instructor: email, affiliation, name

Course: course code, term, year

Student: email, student ID

Assignment: assignment ID, max grade

Task: task ID, max grade

Entities:

 

Instructor with attributes: email, affiliation, and name.

Course with attributes: course code, term, and year, linked to an Instructor.

Student with attributes: email and student ID.

Assignment with attributes: assignment ID, max grade, linked to a Course.

Task with attributes: task ID and max grade, linked to an Assignment.

Collage
Code
Create N
M
2
Term
COURSES
year
1
Have
Assignment Assignment
no
Date/Time
Email
Name
(Affiliation
INSTRUCTORS
M
Email
2
1
Add
Students
2
Student ID
Works
On
3
1
2
Consist
of
Tasks
Grade
Transcribed Image Text:Collage Code Create N M 2 Term COURSES year 1 Have Assignment Assignment no Date/Time Email Name (Affiliation INSTRUCTORS M Email 2 1 Add Students 2 Student ID Works On 3 1 2 Consist of Tasks Grade
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