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Game_id  Game_Name
  1        abc


B±í
Category_ID  Category_Name  Game_id
    1              A          1
    2              B          1

C±í
area_id area_name game_id
  1        AB        1
  2        CD        1

D±í
server_id  server_name  area_id
  1          AAA          1
  2          BBB          1
  3          CCC          2
  4          DDD          2


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Game_Name  Category_Name  area_name  server_name
  1          A            AB          AAA
  1          A            AB          BBB
  1  &n


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