Le scénario
A tricycle association needs a database to track drivers, their tricycles, and reportable accidents and incidents.
Ce que contient ce dessin
Comprenez les décisions qui le sous-tendent.
01
Separate tables for accidents and incidents to allow distinct attributes
02
Driver-to-Tricycle as one-to-many assuming a driver may operate multiple tricycles
03
Mandatory relationships to enforce data integrity
Use this schema for any vehicle association or fleet management system requiring incident tracking.