试题详情
- 单项选择题假设数据库中创建了一个用户test，状态为锁定状态，需要使用SQL语句解除锁定，可以使用如下（）语句。
A、ALTER USER test ACCOUNT
B、ALTER USER test NOLOCK
C、ALTER USER test ACCOUNT NOLOCK
D、ALTER test ACCOUNT NOLOCK
- C
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