select distinct wr_parent from g4_write_health_goods_02 where ((INSTR(LOWER(wr_subject7C7Cwr_content7C7Cwr_related), LOWER('%ED%82%B4%EC%8A%A4%ED%8F%AC%EC%B8%A0'))) ) and (wr_num between '-61' and '9939')
1054 : Unknown column 'wr_subject7C7Cwr_content7C7Cwr_related' in 'where clause'