id, classify_name, picture_url, create_at, sys_flag select id, classify_name, picture_url, create_at, sys_flag from com_act_work_guide_classify AND classify_name like concat ('%', #{comActWorkGuideClassifyVO.classifyName}, '%') AND area_code = #{comActWorkGuideClassifyVO.areaCode} order by create_at desc SELECT cawgc.id, cawgc.classify_name, cawgc.picture_url,( SELECT count( id ) FROM com_act_work_guide WHERE classify = cawgc.id ) AS `count` FROM com_act_work_guide_classify AS cawgc and cawgc.area_code = #{area_code} order by `count` asc