select distinct wr_parent from g4_write_z1_03 where ca_name = '솚寃쎌냼쓬' and (wr_num between '-9' and '9991')

1267 : Illegal mix of collations (utf8_general_ci,IMPLICIT) and (euckr_korean_ci,COERCIBLE) for operation '='

error file : /bbs/board.php