How do versions and aliases work?
- Aliases are pointers to diff versions.
- Each function has a unique ARN
- Versions are immutable
- Latest version gets
Aliases get their own ARN!
- Dev and Prod aliases are good to have!
What are aliases good for?
- Canary deployments: Send 10% of traffic to new version
- No downtime with rapid rollback
- Good for debugging applications