aws-rds:tldr:252d2

The command "aws rds stop-db-instance --db-instance-identifier ${instance_identifier}" is used to stop an Amazon RDS (Relational Database Service) database instance.

Here's a breakdown of the command:

• "aws rds" is the AWS Command Line Interface (CLI) command used to interact with the Amazon RDS service.
• "stop-db-instance" is the subcommand indicating that we want to stop a specific database instance.
• "--db-instance-identifier" is a flag used to specify the unique identifier of the database instance that needs to be stopped. "${instance_identifier}" is a placeholder value, which should be replaced with the actual identifier of the database instance. This identifier could be the endpoint or the RDS instance identifier.

When you execute this command with the appropriate values, it will send a request to the Amazon RDS service to initiate the instance's shutdown. The command will return information about the stopped database instance. Note that stopping an instance will cause the database to become inaccessible until it's started again.