单选题The client connected to the database turns off his or her machine without exiting from a connection to the database. Which type of failure is this？（）A mediaB instanceC statementD user process
题目
单选题
The client connected to the database turns off his or her machine without exiting from a connection to the database. Which type of failure is this？（）
A
media
B
instance
C
statement
D
user process
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参考答案和解析
正确答案：
D
解析：
暂无解析