@Override
  public void startMeasurement(String measurement, IChunkWriter chunkWriter, int subTaskId) {
    dataOfCurrentSeriesArr[subTaskId] = new ArrayList<>();
    super.startMeasurement(measurement, chunkWriter, subTaskId);
  }
Used for fixing files which contains internal unsorted data
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/compaction/execute/utils/writer/RepairUnsortedFileCompactionWriter.java