public DescribeDBInstancesResult describeDBInstances(DescribeDBInstancesRequest request) {request = beforeClientExecution(request);return executeDescribeDBInstances(request);}

public virtual DescribeDBInstancesResponse DescribeDBInstances(DescribeDBInstancesRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeDBInstancesRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeDBInstancesResponseUnmarshaller.Instance;return Invoke<DescribeDBInstancesResponse>(request, options);}
