person (driver_id, name, address) car (license plate, model, year) accident (reportnumber, year, location) owns (driver jd, license_plate) participated (reporynumber, license_plate, driver jd, damage_amount) Figure 3.17 Insurance database

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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Question
Consider the insurance database of Figure 3.17, where the primary keys are
underlined. Construct the following SQL queries for this relational database.
a. Find the total number of people who owned cars that were involved in
accidents in 2017.                                                                                                                                                                                b. Delete all year-2010 cars belonging to the person whose ID is '12345'.
person (driver_id, name, address)
car (license plate, model, year)
accident (reportnumber, year, location)
owns (driver jd, license_plate)
participated (reporynumber, license_plate, driver jd, damage_amount)
Figure 3.17 Insurance database
Transcribed Image Text:person (driver_id, name, address) car (license plate, model, year) accident (reportnumber, year, location) owns (driver jd, license_plate) participated (reporynumber, license_plate, driver jd, damage_amount) Figure 3.17 Insurance database
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