**To describe orderable DB instance options** The following ``describe-orderable-db-instance-options`` example retrieves details about the orderable options for a DB instances running the MySQL DB engine. :: aws rds describe-orderable-db-instance-options \ --engine mysql Output:: { "OrderableDBInstanceOptions": [ { "MinStorageSize": 5, "ReadReplicaCapable": true, "MaxStorageSize": 6144, "AvailabilityZones": [ { "Name": "us-east-1a" }, { "Name": "us-east-1b" }, { "Name": "us-east-1c" }, { "Name": "us-east-1d" } ], "SupportsIops": false, "AvailableProcessorFeatures": [], "MultiAZCapable": true, "DBInstanceClass": "db.m1.large", "Vpc": true, "StorageType": "gp2", "LicenseModel": "general-public-license", "EngineVersion": "5.5.46", "SupportsStorageEncryption": false, "SupportsEnhancedMonitoring": true, "Engine": "mysql", "SupportsIAMDatabaseAuthentication": false, "SupportsPerformanceInsights": false } ] ...some output truncated... }