This page lists the main features of Cloud SQL and indicates which database engines support these features.
The checkmarks in Table 1 contain links to related topics.
Table 1. Cloud SQL features
| MySQL | PostgreSQL | SQL Server | ||
|---|---|---|---|---|
| Data protection | Backups | ✓ | ✓ | ✓ |
| Point-in-time recovery (PITR) | ✓ | ✓ | ✓ | |
| High availability | ✓ | ✓ | ✓ | |
| Cloning | ✓ | ✓ | ✓ | |
| Disaster recovery | ✓ | ✓ | ✓ | |
| Data migration | Data migration to external servers | ✓ | ||
| Logs | Instance logging | ✓ | ✓ | ✓ |
| Planned maintenance | Maintenance windows | ✓ | ✓ | ✓ |
| Maintenance controls | ✓ | ✓ | ✓ | |
| Self service maintenance | ✓ | ✓ | ✓ | |
| Replication | Read replicas | ✓ | ✓ | ✓ |
| Cross-region read replicas | ✓ | ✓ | ✓ | |
| External read replicas | ✓ | ✓ | ✓ | |
| Binary logging on read replicas | ✓ | |||
| Replication from an external server | ✓ | ✓ | ||
| Read replica indexes stored procedures | ✓ | |||
| Logical replication | ✓ | |||
| Security | Customer-managed encryption keys (CMEK) | ✓ | ✓ | ✓ |
| Cloud SQL Auth Proxy support | ✓ | ✓ | ✓ | |
| Audit logging | ✓ | ✓ | ✓ | |
| Connection organization policies | ✓ | ✓ | ✓ | |
| IAM database authentication | ✓ | ✓ | ||
| Access Transparency (AXT) | ✓ | ✓ | ✓ | |
| Key Access Justification | ✓ | ✓ | ✓ | |
| Private Service Connect | ✓ | ✓ | ✓ | |
| Cloud Security Command Center Monitoring | ✓ | ✓ | ✓ | |
| Cloud External Key Manager (EKM) | ✓ | ✓ | ✓ | |
| VPC Service Controls | ✓ | ✓ | ✓ | |
| Insights | Query Insights | ✓ | ✓ |