@Override
  @SuppressFBWarnings(value = "EI_EXPOSE_REP", justification = "Expose internal rep for efficiency")
  public int[] getSelected() {
    return selected;
  }
Set the maximum number of rows in the batch.
Data is not preserved.
storage-api/src/java/org/apache/hadoop/hive/ql/exec/vector/VectorizedRowBatch.java