SELECT * FROM gjte.g5_write_dae_chamga_2 where wr_18='844' group BY wr_1 order by wr_1 desc

1055 : Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'gjte.g5_write_dae_chamga_2.wr_id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by

error file : /bbs/board.php