AWS RDS是否提供类似EC2专属实例的单客户专属硬件部署？

Great question! You’re right to connect the dots between EC2 Dedicated Instances and RDS’s similar offerings—AWS does provide hardware-level single-tenant deployments for RDS (including Oracle and MySQL engines), though the specific naming might have slipped past your initial search.

Here are the two core options you should know about:

RDS Dedicated Instances #

• What it is: These RDS instances run on hardware reserved exclusively for your AWS account, physically isolated from instances owned by other AWS customers. This setup addresses compliance needs (like HIPAA or GDPR) and boosts security by removing shared hardware exposure.
• Supported engines: Covers all major RDS engines, including Oracle, MySQL, SQL Server, PostgreSQL, and MariaDB.
• How to enable: When launching an RDS instance via the AWS Console, look for the Deployment option section and select "Dedicated instance". If using the AWS CLI, add the --dedicated parameter to your create-db-instance command.

RDS Dedicated Hosts #

• What it is: This is an even stricter isolation model—you get exclusive access to an entire physical server, not just reserved hardware resources. You can control exactly which RDS instances run on specific hosts, and even track host IDs for audit or strict compliance requirements.
• Supported engines: Works with Oracle, MySQL, and other major RDS engines, perfect for scenarios where full control over underlying physical hardware is non-negotiable.
• How to enable: First, provision a dedicated host in your target AWS Region via the RDS Console or CLI (create-db-host), then deploy your RDS instances onto that specific host. Keep in mind this comes with a higher cost compared to Dedicated Instances, as you’re paying for the entire host rather than reserved resources.

If you didn’t spot these options earlier, they’re likely tucked away in the deployment settings rather than being a top-level filter. Next time you create an RDS instance, double-check the "Deployment option" dropdown—you’ll see them clearly there.

内容的提问来源于stack exchange，提问作者cvacca