Build an ER model to manage an airport with the following requirements:   • A flight consists of one or more flight legs, flight legs belong to one flight. Flight legs start at one airport and end at another airport.   • Flight legs are parts of a daily flight leg combination. A daily flight leg combination is assigned to one aircraft type and an aircraft type is assigned to one daily flight leg combination.   • An aircraft type can land at several airports.

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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Build an ER model to manage an airport with the following requirements:

 

• A flight consists of one or more flight legs, flight legs belong to one flight. Flight legs start at one airport and end at another airport.

 

• Flight legs are parts of a daily flight leg combination. A daily flight leg combination is assigned to one aircraft type and an aircraft type is assigned to one daily flight leg combination.

 

• An aircraft type can land at several airports.

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