select wr_id, wr_subject from kimhae.g4_write_car_market where wr_is_comment = 0 and wr_num = '-12817' and wr_reply < '' AND (wr_20 IS Null OR wr_20='') and ca_name = '�߰������Ĵ¹�' order by wr_num desc, wr_reply desc limit 1
1267 : Illegal mix of collations (euckr_korean_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '='
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