hasMany('DocumentApprove','info_id','id') ->where('approve_type',1) ->field('l.id,l.status,l.approve_time,l.approve_user,l.info_id,l.remark,l.time,u.name user_name,headimg') ->alias('l') ->leftJoin('StoreMember u','u.id = l.approve_user') ->order('id asc'); } }