Based on the documentation and GitHub issues research, here's what you need to know about migrating from SQLite to an external database in Prefect 3.x (assuming that's what you're asking):
1. Yes, it's possible to migrate from SQLite to another database (like PostgreSQL), but there's no direct migration path. Here's why:
2. Important considerations:
- SQLite is recommended for testing only and doesn't support multiprocessing
- PostgreSQL is recommended for production use
- Each database type has its own migration files in Prefect
The recommended approach would be:
1. Export your data from SQLite (if needed)
2. Set up your new database (e.g., PostgreSQL)
3. Configure Prefect to use the new database by setting:
PREFECT_API_DATABASE_CONNECTION_URL=<postgresql+asyncpg://user:password@hostname:port/database>
4. Let Prefect handle the schema creation and migrations on the new database
Relevant documentation links:
-
Database configuration
-
Migration commands
Life is bad enough without having to migrate databases, but if you must, at least make it PostgreSQL. And don't forget to bring a towel.
Would you like more specific details about any part of this process?