SELECT COUNT(DISTINCT `wr_parent`) AS `cnt` FROM g4_write_QnA WHERE (( wr_name = '占�0占쏙옙0占쏙옙' ) ) and wr_is_comment = 0 and (wr_num between '-117002' and '-107002')
Illegal mix of collations (utf8mb3_general_ci,IMPLICIT) and (euckr_korean_ci,COERCIBLE) for operation '=' : 1267