Availability, scaling & operations · AWS vs Google Cloud
Amazon RDS Proxy vs Cloud SQL Enterprise Plus edition features (HA, advanced DR, managed connection pooling) / AlloyDB for PostgreSQL
RDS Proxy maps to managed connection pooling in Cloud SQL (Enterprise Plus edition) and AlloyDB.
Side-by-side comparison
| Aspect | Amazon Web Services | Google Cloud |
|---|---|---|
| Service | Amazon RDS Proxy | Cloud SQL Enterprise Plus edition features (HA, advanced DR, managed connection pooling) AlloyDB for PostgreSQL |
| Lifecycle | Generally available | Generally available Generally available |
| What it is | Managed connection pooler for RDS and Aurora that queues and reuses connections, speeds up failover, and can use IAM authentication with credentials in Secrets Manager. | Regional HA instances, cross-region DR replicas with switchover, and managed connection pooling (Enterprise Plus) for Cloud SQL. Fully managed PostgreSQL-compatible database with disaggregated storage, read pool instances, a columnar engine, and cross-region secondary clusters. |
| Pricing model | Per vCPU-hour (or ACU-hour for Aurora Serverless) of the target database. | Check the Cloud SQL and AlloyDB pricing pages; pooling runs as part of the instance. |
| Docs | Amazon RDS Proxy docs | Cloud SQL Enterprise Plus edition features (HA, advanced DR, managed connection pooling) docs AlloyDB for PostgreSQL docs |
| Pricing page | Amazon RDS Proxy pricing | Cloud SQL Enterprise Plus edition features (HA, advanced DR, managed connection pooling) pricing AlloyDB for PostgreSQL pricing |
Key differences
- Managed connection pooling in Cloud SQL requires Enterprise Plus edition.
- The Cloud SQL Auth Proxy is a secure connector, not a pooler.
Pricing summary
Pricing models only. No prices are quoted because they change by region and over time.
- AWS
- Per vCPU-hour (or ACU-hour for Aurora Serverless) of the target database. Amazon RDS Proxy pricing →
- GCP
- Check the Cloud SQL and AlloyDB pricing pages; pooling runs as part of the instance. Cloud SQL Enterprise Plus edition features (HA, advanced DR, managed connection pooling) pricing → AlloyDB for PostgreSQL pricing →
And on Azure?
Partial match Azure's equivalent is Built-in PgBouncer (Azure Database for PostgreSQL). AWS vs Azure comparison →
FAQ
What is the Google Cloud equivalent of Amazon RDS Proxy?
RDS Proxy maps to managed connection pooling in Cloud SQL (Enterprise Plus edition) and AlloyDB.
How does pricing compare between Amazon RDS Proxy and Cloud SQL Enterprise Plus edition features (HA, advanced DR, managed connection pooling) and AlloyDB for PostgreSQL?
AWS: Per vCPU-hour (or ACU-hour for Aurora Serverless) of the target database. Google Cloud: Check the Cloud SQL and AlloyDB pricing pages; pooling runs as part of the instance. Check the official pricing pages for current rates.
What is the Azure equivalent?
Built-in PgBouncer (Azure Database for PostgreSQL) (partial match). Amazon RDS Proxy maps to the built-in PgBouncer in Azure Database for PostgreSQL.