Amazon RDS components

The Amazon RDS components are detailed in the following subsections.

DB instances

Each Amazon RDS engine can create an instance with at least one database in it. Each instance can have multiple user-created databases. Database names must be unique to an AWS account and are called DB instance identifiers. Each DB instance is a building block and an isolated environment in the cloud. These databases can be accessed using the same tools that are used to access standalone databases hosted in a data center. On top of standard tools, AWS RDS instances can also be accessed by the AWS Management Console, the API, and the CLI.

Each DB engine has its own version. With the help of a DB parameter group, DB engine...