aws rds add-option-to-option-group

https://docs.aws.amazon.com/cli/latest/reference/rds/index.html#cli-aws-rds

Option groups

See also

• RDS Parameter group: aws rds [ create-db-parameter-group | describe-db-cluster-parameters ]
• AWS RDS: AWS::RDS, aws rds [ create-db-instance | create-db-instance-read-replica | describe-db-instances | modify-db-instance | modify-db-cluster | create-db-subnet-group | delete-db-instance | create-db-snapshot | aws rds create-db-parameter-group ], AllocatedStorage, FreeStorageSpace