public static Configuration createOverlayedConf(Configuration conf, Properties tblProps) {
    Configuration newConf = new Configuration(conf);
    for (Map.Entry<Object, Object> prop : tblProps.entrySet()) {
      newConf.set((String) prop.getKey(), (String) prop.getValue());
    }
    return newConf;
  }
Returns the union of the configuration and table properties with the
table properties taking precedence.
kudu-handler/src/java/org/apache/hadoop/hive/kudu/KuduHiveUtils.java