class NullColumnLoader extends StaticColumnLoader {

  @Override
  public VectorContainer load(int rowCount) {
    loader.startBatch();
    loader.skipRows(rowCount);
    return loader.harvest();
  }

  public  NullColumnLoader(ResultVectorCache vectorCache, List<? extends NullColumnSpec> defns,
      MajorType nullType, boolean allowRequired);

}