Statement We want to manage the reservations of flights made in an agency. From the interviews conducted with the agency's members, we know that: Airlines offer different flights. A flight is open for booking and closed by order of the company. ■ A customer can book one or more flights, for different passengers. A reservation concerns only one flight and one passenger A reservation can be confirmed or cancelled A flight has a departure airport and an arrival airport ■ A flight has a departure day and time, and an arrival day and time A flight can have stopovers at one or more airports ■ A stopover has a departure time and an arrival time Each airport serves one or more cities QUESTION: From the elements provided to you above, develop the class diagram (adding any attributes you think are relevant that have not been described above).

Statement We want to manage the reservations of flights made in an agency. From the interviews conducted with the agency's members, we know that: Airlines offer different flights. A flight is open for booking and closed by order of the company. ■ A customer can book one or more flights, for different passengers. A reservation concerns only one flight and one passenger A reservation can be confirmed or cancelled A flight has a departure airport and an arrival airport ■ A flight has a departure day and time, and an arrival day and time A flight can have stopovers at one or more airports ■ A stopover has a departure time and an arrival time Each airport serves one or more cities QUESTION: From the elements provided to you above, develop the class diagram (adding any attributes you think are relevant that have not been described above).

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

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