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 twoB The script will successfully back up datafile 3 without errorC The script will fail since it uses a substitution variable which is not supportedD The execute script command will prompt for the value of and2 since it’s not included in the commandE The script will fail because you cannot use the plus archivelog command when backing up
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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