1)BoardMapper SELECT COUNT(*)FROM spboard b JOIN spmember m ON b.mem_num=m.mem_num b.title LIKE '%' || #{keyword} || '%' m.id LIKE '%' || #{keyword} || '%' b.content LIKE '%' || #{keyword} || '%' SELECT * FROM (SELECT a.*, rownum rnum FROM (SELECT * FROM spboard b JOIN spmember m ON b.mem_num=m.mem_num b.title LIKE '%' || #{keyword} || '%' m.id LIKE '%' || #{keyword} || '%' b.content LIKE '%' ||..