column1.setMaxLength(10);
        dbEntity.addAttribute(column1);
        DbAttribute column2 = new DbAttribute("NEWCOL4", Types.VARCHAR, dbEntity);
        column2.setMandatory(false);
        column2.setMaxLength(10);
        dbEntity.addAttribute(column2);
        assertTokensAndExecute(node, map, 2, 0);
        // check that is was merged
        assertTokensAndExecute(node, map, 0, 0);