Values.DescribeEngineDefaultClusterParametersResultSourceReturns the default engine and system parameter information for the cluster database engine.
type describeEngineDefaultClusterParametersResult = {engineDefaults : EngineDefaults.t option;}and t = {describeEngineDefaultClusterParametersResult : describeEngineDefaultClusterParametersResult;responseMetaData : responseMetaData;}val error_of_json :
'a ->
Yojson.Safe.t ->
[> `Unknown_operation_error of 'a * string option ]