select distinct wr_parent from g4_write_health_goods_09 where ((INSTR(LOWER(wr_subject7C7Cwr_content7C7Cwr_77C7Cwr_related), LOWER('%EC%BD%94%ED%97%AC%EC%8A%A4%EC%BD%94/%EB%8C%80%EB%A7%8C'))) ) and (wr_num between '-48' and '9952')
1054 : Unknown column 'wr_subject7C7Cwr_content7C7Cwr_77C7Cwr_related' in 'where clause'