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【单选题】
假设数据库中有一个名为account的存储函数,只有一个类型为INT的输入参数id,现欲删除该存储函数,以下语句正确的是A.
DROP FUNCTION account;
B.
DROP FUNCTION account(id);
C.
ROP FUNCTION account(id INT);
D.
DROP FUNCTION account(INT id);
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