Phase 6: Building With Real Data · 35 min · Supabase · Cursor · Claude Code
Setting Up Supabase
A real database in 10 minutes. Supabase makes it accessible — but you need to understand what you're setting up.
Hiring signal: What changes when you use this: you can set up a real backend for your app — which means your apps can persist and share data.
What you will learn
- Create a Supabase project
- Connect your app to Supabase
- Create tables using the SQL editor or Table Editor
- Write basic CRUD queries using the Supabase JavaScript client
- Understand Row Level Security basics
Your Mission
Create a Supabase project, create a table, connect your app, and test all 4 CRUD operations with error checking. Output: supabase_setup.md.
You need: A project ready for a real database. Supabase account (free tier).
Time: 30 minutes.
Step 1: Create a Supabase Project (3 min)
- Go to supabase.com and sign up
- Click "New Project"
- Name it (e.g., "habit-tracker")
- Set a database password — save this somewhere safe
- Choose a region close to you
- Click "Create" — wait 1-2 minutes for provisioning
Write in your file:
Unlock the full lesson
You've read the first 2 sections. The rest of this lesson covers Project Created, Step 2: Get Your Project Keys (2 min), Keys, Step 3: Create a Table (5 min), Table Created, Step 4: Enable RLS (3 min), RLS Enabled, Step 5: Connect Your App (5 min), App Connected, Step 6: Test All 4 CRUD Operations (10 min), CRUD Test Results, Step 7: Verify Error Handling (2 min), Error Handling Verification, You're Done — plus a hands-on lab, quiz, and project artifact.
Create a free account to unlock Phase 0 and Phase 1 of every course — no credit card.
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