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You just joined Wayfare, a cab-booking app. Someone books a ride, a nearby driver accepts, they get picked up, and they pay on arrival. Here is the thing to notice: the same person can drive on Saturday and book a cab on Sunday. So a driver and a passenger are not two different kinds of people to store separately — they are one person, doing two different things on two different trips. Design the first simple database behind it.
out of scopeSurge pricing · payouts · ratings · promo codes · GPS tracking
pnpm dev:api and reload.The canvas below still works, so you can model now and run the review once the service is up.Practice studio
Start with the data model, then layer system context
Use entities and relationships for the real ERD. Add notes, containers, or curated cloud shapes only when they sharpen the story you are architecting.
This scenario runs a full workspace — editor, canvas and results side by side. It needs a laptop or desktop to be usable. Open this page on a bigger screen to start building.