1366: Incorrect string value: '\xB7\x80' for column 'words' at row 1 insert into tb_search_words (words, srch_dt, srch_gb, remote_ip) values('ì¡´ê·€', DATE_FORMAT(SYSDATE(), '%Y%m%d%H%i%s'), 'ttl', '35.171.164.77')1267: Illegal mix of collations (utf8_general_ci,IMPLICIT) and (euckr_korean_ci,COERCIBLE) for operation 'like' select count(*) from tb_news where able=1 and when_ > '1999-11-30' and ttl like '%ì¡´ê·€%'1267: Illegal mix of collations (utf8_general_ci,IMPLICIT) and (euckr_korean_ci,COERCIBLE) for operation 'like' select no, when_, ttl, summary, hl from tb_news where able=1 and when_ > '1999-11-30' and ttl like '%ì¡´ê·€%' order by when_ desc limit 0, 150