DATABASE_URL.
1. Create the database
database.id and database.connectionString.
2. Set the app variable
3. Restart and verify
GET /api/apps/app_001 and the database is running with GET /api/databases/db_001.
Environment variables are injected at startup. Without the restart, the app never sees
DATABASE_URL.Next steps
Provision a database
The full database lifecycle guide.
Manage secrets
Keep credentials safe.

