message: Fix issue found using _GLIBCXX_DEBUG
diff: @@ -90,7 +90,7 @@ public:
  ColumnRandIterator<ColumnDataType> operator--(int);
  ColumnRandIterator<ColumnDataType> operator+(ptrdiff_t movement);
  ColumnRandIterator<ColumnDataType> operator-(ptrdiff_t movement);
  - ptrdiff_t operator-(const ColumnRandIterator<ColumnDataType>& rawIterator);
  + ptrdiff_t operator-(const ColumnRandIterator<ColumnDataType>& right) const;
  const ColumnDataType operator*() const;
  const ColumnDataType operator->() const;
  const ColumnDataType operator[](ptrdiff_t offset) const;
  @@ -1811,9 +1811,9 @@ ColumnRandIterator<ColumnDataType> ColumnRandIterator<ColumnDataType>::operator-
  }
  template <class ColumnDataType>
  -ptrdiff_t ColumnRandIterator<ColumnDataType>::operator-(const ColumnRandIterator<ColumnDataType>& other)
  +ptrdiff_t ColumnRandIterator<ColumnDataType>::operator-(const ColumnRandIterator<ColumnDataType>& right) const
  {
  - return m_col_ndx - other.m_col_ndx;
  + return m_col_ndx - right.m_col_ndx;
  }
  template <class ColumnDataType>
  