DBParameterGroupName: [required] The name of a specific DB parameter group to return details for.
Constraints:
If supplied, must match the name of an existing DBParameterGroup.
Source: The parameter types to return.
Default: All parameter types returned
Valid Values: user | system | engine-default
Filters: A filter that specifies one or more DB parameters to describe.
The only supported filter is parameter-name. The results list only includes information about the DB parameters with these names.
MaxRecords: The maximum number of records to include in the response. If more records exist than the specified MaxRecords value, a pagination token called a marker is included in the response so that you can retrieve the remaining results.
Default: 100
Constraints: Minimum 20, maximum 100.
Marker: An optional pagination token provided by a previous describe_db_parameters request. If this parameter is specified, the response includes only records beyond the marker, up to the value specified by MaxRecords.