integration/presto/src/main/prestodb/org/apache/carbondata/presto/readers/ComplexTypeStreamReader.java [116:150]:
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  public void putComplexObject(List<Integer> offsetVector) {
    if (type instanceof ArrayType) {
      // build child block
      Block childBlock = buildChildBlock(getChildrenVector().get(0));
      // prepare an offset vector with 0 as initial offset
      int[] offsetVectorArray = new int[offsetVector.size() + 1];
      for (int i = 1; i <= offsetVector.size(); i++) {
        offsetVectorArray[i] = offsetVectorArray[i - 1] + offsetVector.get(i - 1);
      }
      // prepare Array block
      Block arrayBlock = ArrayBlock
          .fromElementBlock(offsetVector.size(), Optional.empty(), offsetVectorArray,
              childBlock);
      for (int position = 0; position < offsetVector.size(); position++) {
        type.writeObject(builder, arrayBlock.getObject(position, Block.class));
      }
      getChildrenVector().get(0).getColumnVector().reset();
    } else {
      // build child blocks
      List<Block> childBlocks = new ArrayList<>(getChildrenVector().size());
      for (CarbonColumnVector child : getChildrenVector()) {
        childBlocks.add(buildChildBlock(child));
      }
      // prepare ROW block
      Block rowBlock = RowBlock
          .fromFieldBlocks(offsetVector.size(), Optional.empty(),
              childBlocks.toArray(new Block[0]));
      for (int position = 0; position < offsetVector.size(); position++) {
        type.writeObject(builder, rowBlock.getObject(position, Block.class));
      }
      for (CarbonColumnVector child : getChildrenVector()) {
        child.getColumnVector().reset();
      }
    }
  }
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integration/presto/src/main/prestosql/org/apache/carbondata/presto/readers/ComplexTypeStreamReader.java [116:150]:
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  public void putComplexObject(List<Integer> offsetVector) {
    if (type instanceof ArrayType) {
      // build child block
      Block childBlock = buildChildBlock(getChildrenVector().get(0));
      // prepare an offset vector with 0 as initial offset
      int[] offsetVectorArray = new int[offsetVector.size() + 1];
      for (int i = 1; i <= offsetVector.size(); i++) {
        offsetVectorArray[i] = offsetVectorArray[i - 1] + offsetVector.get(i - 1);
      }
      // prepare Array block
      Block arrayBlock = ArrayBlock
          .fromElementBlock(offsetVector.size(), Optional.empty(), offsetVectorArray,
              childBlock);
      for (int position = 0; position < offsetVector.size(); position++) {
        type.writeObject(builder, arrayBlock.getObject(position, Block.class));
      }
      getChildrenVector().get(0).getColumnVector().reset();
    } else {
      // build child blocks
      List<Block> childBlocks = new ArrayList<>(getChildrenVector().size());
      for (CarbonColumnVector child : getChildrenVector()) {
        childBlocks.add(buildChildBlock(child));
      }
      // prepare ROW block
      Block rowBlock = RowBlock
          .fromFieldBlocks(offsetVector.size(), Optional.empty(),
              childBlocks.toArray(new Block[0]));
      for (int position = 0; position < offsetVector.size(); position++) {
        type.writeObject(builder, rowBlock.getObject(position, Block.class));
      }
      for (CarbonColumnVector child : getChildrenVector()) {
        child.getColumnVector().reset();
      }
    }
  }
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