A university registrar's office maintains data about the following entities: courses including number, title, credits, syllabus, and prerequisites; course offerings, including course number, year, semester, section number, instructor, timings, and classroom; students, including student- id, name, and program; and instructors, including identification number, name, department, and title. Further, the enrollment of students in courses and grades awarded to students in each course they are enrolled for must be appropriately modeled. Construct an E-R diagram for the registrar's office. Document all assumptions that you make about the mapping constraints.

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
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A university registrar's office maintains data about the following entities:
courses including number, title, credits, syllabus, and prerequisites;
course offerings, including course number, year, semester, section
number, instructor, timings, and classroom; students, including student-
id, name, and program; and instructors, including identification number,
name, department, and title. Further, the enrollment ofstudents in courses
and grades awarded to students in each course they are enrolled for must
be appropriately modeled. Construct an E-R diagram for the registrar's
office. Document all assumptions that you make about the mapping
constraints.
Transcribed Image Text:A university registrar's office maintains data about the following entities: courses including number, title, credits, syllabus, and prerequisites; course offerings, including course number, year, semester, section number, instructor, timings, and classroom; students, including student- id, name, and program; and instructors, including identification number, name, department, and title. Further, the enrollment ofstudents in courses and grades awarded to students in each course they are enrolled for must be appropriately modeled. Construct an E-R diagram for the registrar's office. Document all assumptions that you make about the mapping constraints.
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