select SQL_CALC_FOUND_ROWS distinct wr_parent from g4_write_yc5_ps where (( mb_id = 'google_0a39fvbs' ) ) and wr_is_comment = '0' order by wr_num, wr_reply limit 0, 9
3065 : Expression #1 of ORDER BY clause is not in SELECT list, references column 'sir.g4_write_yc5_ps.wr_num' which is not in SELECT list; this is incompatible with DISTINCT
error file : /15sir/bbs/board.php