select user_id, date, count(*) as cnt ,title from board_write_sale where board_id='sale' and user_id='' group by user_id,date order by date desc limit 0, 20
1055 : Expression #4 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'pjh814028.board_write_sale.title' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by
error file : /busi/sale_list.php