A solicitação
“Create a smart bus ticketing ERD with Passenger, Ticket, Route, Bus, and Schedule tables, the shown keys and attributes, passengers buying tickets, tickets reserving schedules, and schedules linked to routes and buses.”
Depois, tenteAdd fare payments.Add seat assignments.
O que há neste desenho
Entenda as decisões por trás dele.
01
Tickets reference schedules instead of separate route/bus to simplify booking
02
Passenger-to-tickets is one-to-many to allow many purchases
03
Schedules link routes and buses with departure times
When designing a relational database for any public transit ticketing or reservation system.