Security & Best Practices
Row Level Security (RLS)
What It Is
Database rules that control which rows each user can access
Analogy
Each person can only see their own files in a shared filing cabinet
Try It Out
Row Level Security
🗄️ Database - Viewing as Alice
Alice's private notesOwner: Alice
🔒 Access DeniedOwner: Bob
Shared company dataOwner: System
RLS policies filter data at the database level based on the logged-in user
Related Terms in Security & Best Practices
Secrets
The combination to your safe — share it and you lose everything
Environment Variables
Settings you adjust depending on location — your home thermostat vs. the office
Leaking Secrets
Leaving the safe combination on a sticky note in a public place
Token
A wristband at a concert — proves you paid without showing your credit card every time