select distinct wr_parent from g4_write_health_goods_09 where ((INSTR(LOWER(wr_subject7C7Cwr_content7C7Cwr_related), LOWER('%EA%B0%80%EC%A0%95%EC%9A%A9%EC%9E%85%EC%8B%9D%EC%82%AC%EC%9D%B4%ED%81%B4'))) ) and (wr_num between '-48' and '9952')
1054 : Unknown column 'wr_subject7C7Cwr_content7C7Cwr_related' in 'where clause'