public RecordWriter<Text, Mutation> getRecordWriter(FileSystem ignored, JobConf job,
                                           String name, Progressable progress) throws IOException {
    try {
      return new AccumuloIndexedOutputFormat.AccumuloRecordWriter(job);
    } catch (Exception e) {
      throw new IOException(e);
    }
  }
Extension of AccumuloOutputFormat to support indexing.
accumulo-handler/src/java/org/apache/hadoop/hive/accumulo/mr/AccumuloIndexedOutputFormat.java