<DescribeClusterVersionsResponse xmlns="http://redshift.amazonaws.com/doc/2012-12-01/">
  <DescribeClusterVersionsResult>
    <ClusterVersions>
      <ClusterVersion>
        <ClusterParameterGroupFamily>redshift-1.0</ClusterParameterGroupFamily>
        <Description>release db engine 1.0.54</Description>
        <ClusterVersion>1.0</ClusterVersion>
      </ClusterVersion>
    </ClusterVersions>
  </DescribeClusterVersionsResult>
  <ResponseMetadata>
    <RequestId>6641e675-9167-11e2-a970-49138ad38474</RequestId>
  </ResponseMetadata>
</DescribeClusterVersionsResponse>