Guide

Supabase

Guides for adding a real backend, auth, and database to your app.

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app.supabase.com/project/your-project/settings/api

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Supabase gives an app a real database, user accounts, and file storage without needing to run your own servers, which is why it pairs so often with AI builders like Lovable. These guides cover the setup steps and the handful of settings, like row level security, that are worth getting right from the start.

Why Supabase pairs so well with AI builders

Supabase exposes a straightforward API and dashboard that AI builder tools can connect to directly, giving you a real backend without writing server code yourself.

The one setting worth understanding early

Row level security controls who can read and write which rows in your database. Understanding it before you have real user data prevents both data leaks and confusing access errors.

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Frequently asked questions

Is Supabase free to use for a small project?

Yes, Supabase offers a free tier that covers a typical early project, including a Postgres database, authentication, and file storage.

What is row level security in Supabase?

It is a Postgres feature that lets you define rules for which rows a given user can read or write, which is central to keeping user data properly separated.

Best practices

Turn on row level security from the start

Enabling row level security as part of initial setup, rather than after launch, avoids both a rushed retrofit and a period where data is more exposed than intended.

Use the table editor to verify your data model

Before writing application logic, check your tables directly in the Supabase dashboard to confirm relationships and types look the way you expect.

The problem with video tutorials

Why people drop off before they finish

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Traditional video tutorials

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Completion rate vs. 28% for videos

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