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create table table_C(col_01 int);

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scoreid course studentid score
1 Êýѧ 2 99
2 Êýѧ 3 60
3 Êýѧ 4 80
4 ÓïÎÄ 5 79
5 ÓïÎÄ 6 58
6 ÓïÎÄ 1 66
7 Ó¢Óï 6 76
8 Ó¢Óï 4 87
9 Ó¢Óï 3 100
10Ó¢Óï 2 69
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