Schema Diagram for University Database student takes ID ID course_id sec id semester пате dept_name tot cred year grade section course department course_id sec id semester year building course_id advisor title dept_name credits dept_name building budget s id i id time_slot time_slot_id day start_time end_time room_no time_slot_id prereq instructor classroom course_id prereq_id ID building room_no сараcity пате dept_name salary teaches ID course_id sec_id semester year

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Using the university schema, write an SQL query to find the ID and title of each course in Comp. Sci. that has had at least one section with afternoon hours (i.e., ends at or after 12:00). (You should eliminate duplicates if any.)

Schema Diagram for University Database
student
takes
ID
ID
course_id
sec_id
semester
уear
grade
пате
dept_name
tot_cred
section
course
department
dept name
building
budget
advisor
course_id
sec_id
semester
year
building
room_no
time_slot_id
course_id
title
dept_name
credits
s id
i id
time_slot
time slot_id
day
start_time
end_time
prereq
instructor
classroom
course_id
prereq_id
ID
building
room по
сараcity
пате
dept_name
salary
teaches
ID
course_id
sec id
semester
уear
Database System Concepts - 6th Edition
3.3
©Silberschatz, Korth and Sudarshan
Transcribed Image Text:Schema Diagram for University Database student takes ID ID course_id sec_id semester уear grade пате dept_name tot_cred section course department dept name building budget advisor course_id sec_id semester year building room_no time_slot_id course_id title dept_name credits s id i id time_slot time slot_id day start_time end_time prereq instructor classroom course_id prereq_id ID building room по сараcity пате dept_name salary teaches ID course_id sec id semester уear Database System Concepts - 6th Edition 3.3 ©Silberschatz, Korth and Sudarshan
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