docs: @Override
      public VoltTableRow cloneRow() {
          Row retval = new Row(m_position);
          retval.m_hasCalculatedOffsets = m_hasCalculatedOffsets;
          retval.m_wasNull = m_wasNull;
          if (m_offsets != null) {
              for (int i = 0; i < m_colCount; i++) {
                  retval.m_offsets[i] = m_offsets[i];
              }
          }
          retval.m_activeRowIndex = m_activeRowIndex;
          return retval;
      }