# aws rds

> Use AWS Relational Database Service, a web service for setting up, operating and scaling relational databases.
> More information: <https://awscli.amazonaws.com/v2/documentation/api/latest/reference/rds/index.html>.

- Display help for a specific RDS subcommand:

`aws rds {{subcommand}} help`

- Stop instance:

`aws rds stop-db-instance --db-instance-identifier {{instance_identifier}}`

- Start instance:

`aws rds start-db-instance --db-instance-identifier {{instance_identifier}}`

- Modify an RDS instance:

`aws rds modify-db-instance --db-instance-identifier {{instance_identifier}} {{parameters}} --apply-immediately`

- Apply updates to an RDS instance:

`aws rds apply-pending-maintenance-action --resource-identifier {{database_arn}} --apply-action {{system-update}} --opt-in-type {{immediate}}`

- Change an instance identifier:

`aws rds modify-db-instance --db-instance-identifier {{old_instance_identifier}} --new-db-instance-identifier {{new_instance_identifier}}`

- Reboot an instance:

`aws rds reboot-db-instance --db-instance-identifier {{instance_identifier}}`

- Delete an instance:

`aws rds delete-db-instance --db-instance-identifier {{instance_identifier}} --final-db-snapshot-identifier {{snapshot_identifier}} --delete-automated-backups`