code: public void remove() throws DBException
      {
          super.remove();
          if ((m_iLogicalFilePosition != UNKNOWN_POSITION) && (m_iLogicalFilePosition != ADD_NEW_POSITION))
              m_gridBuffer.addElement(m_iLogicalFilePosition, null, m_gridList);
      }
docs: Delete this record (Always called from the record class).
  For a gridtable remove does inherrited then clears the cache.
  @exception DBException File exception.