def describe_db_engine_versions(opts={})
params = {}
params['DBParameterGroupFamily'] = opts[:db_parameter_group_family] if opts[:db_parameter_group_family]
params['DefaultOnly'] = opts[:default_only] if opts[:default_only]
params['Engine'] = opts[:engine] if opts[:engine]
params['EngineVersion'] = opts[:engine_version] if opts[:engine_version]
params['Marker'] = opts[:marker] if opts[:marker]
params['MaxRecords'] = opts[:max_records] if opts[:max_records]
request({
'Action' => 'DescribeDBEngineVersions',
:parser => Fog::Parsers::AWS::RDS::DescribeDBEngineVersions.new
}.merge(params))
end