Values.DefaultClusterParametersSourceDescribes the default cluster parameters for a parameter group family.
type nonrec t = {parameterGroupFamily : String_.t option;The name of the cluster parameter group family to which the engine default parameters apply.
*)marker : String_.t option;A value that indicates the starting point for the next set of response records in a subsequent request. If a value is returned in a response, you can retrieve the next set of records by providing this returned marker value in the Marker parameter and retrying the command. If the Marker field is empty, all response records have been retrieved for the request.
*)parameters : ParametersList.t option;The list of cluster default parameters.
*)}