over(partition by m.self_name order by m.self_name asc) rn
from student s,recent_match m
where s.p_id=m.self_pid group by m.m_id,m.self_name,birth,habitual_hand,match_count,win_count,win_rate,self_score,opponent_score,opponent_name,p_id,self_pic
where s.p_id=m.self_pid group by m.m_id,m.self_name,birth,habitual_hand,match_count,win_count,win_rate,self_score,opponent_score,opponent_name,p_id,s.self_pic