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求game_id group by 的得分
select game_id,sum(win) from game_record group by game_id
求game_id group by 的得分200以上
select game_id,sum(win) from game_record group by game_id having sum(win) >200
求每個玩家同一家廠商每款遊戲總得分
select host_id,user_id,game_id,sum(win) from game_record group by user_id,game_id ,host_id
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