}  // having()

        public Query having(Column column, OperatorType operatorType, object operand)
        {
            SelectItem selectItem = _selectClause.getSelectItem(column);

            if (selectItem == null)
            {
                selectItem = new SelectItem(column);
            }
            return(having(new FilterItem(selectItem, operatorType, operand)));
        } // having()