Relational Database Service
Database engines
- Postgres
- MySQL
- MariaDB
- Oracle
- Microsoft SQL server
- IBD DB2
- Aurora
DB on Ec2 vs RDS
- RDS - Managed Service
- OS patching and provisioning taken care by aws
- Continuos Backups and Point in time restore
- Read Replicas
- Multi AZ setup
- Scaling (H and V) & Auto scaling
- Monitoring Dashboards
- Storage is backed by EBS
Cost
- No need to pay between AZs in same region
- Cross region - Incur costs