单选题Given the script create script db_backup_datafile_script {backup datafile and 1， and2 plus archivelog delete input；} Run {execute script db_backup_datafile_script using 2；} What is the result of running this command？（）AThe script will fail since y
题目
单选题
Given the script create script db_backup_datafile_script {backup datafile and 1， and2 plus archivelog delete input；} Run {execute script db_backup_datafile_script using 2；} What is the result of running this command？（）
A
The script will fail since you instructed RMAN to back up only one datafile rather than two
B
The script will successfully back up datafile 3 without error
C
The script will fail since it uses a substitution variable which is not supported
D
The execute script command will prompt for the value of and2 since it’s not included in the command
E
The script will fail because you cannot use the plus archivelog command when backing up
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参考答案和解析
正确答案：
D
解析：
暂无解析