这个命令把文件恢复到以前的状态，见清单7。
This command restores the file to its previous state, as shown in Listing 7.
不能使用它，因为文件已被保存；此处没有UNDO命令，因此，程序员需要恢复备份或重新输入。
You can't, because the file was saved; there is no UNDO here, so the programmer would need to either recover the backup copy or retype it.
在辅助系统上，复制文件或挂载磁带(由LTAPE dev指定)，并用以下命令执行物理恢复。
On the secondary system, copy the files or mount the tape (as assigned by LTAPEDEV) and perform a physical restore with the following command.
如果我希望从快照恢复整个文件系统，我可以执行rollback命令。
If I wanted to recover the entire file system from the snapshot, I would execute the rollback command.
在运行了这个命令之后，完整地恢复了所保存的文件，并保持了原来的时间戳、权限和文件名。
After running this command, the files you saved are restored intact, preserving the time stamp, permissions, and file name.
它的命令也模仿了CVS的，但增加了一些对诸如删除文件、重命名文件或恢复为原始文件等的处理功能。
Its commands mimic those of CVS but with a few additions to handle things such as removing files, renaming files, or reverting to the original file.
为了执行表级别的恢复，archecker支持一种命令文件，该文件使用类似SQL的语法指定目标和源表架构。
To perform a table level restore, archecker supports a command file which USES an SQL-like syntax to specify the source and destination table schemas.
从文件备份集中恢复 db2ese.lic文件，并执行命令
Restore the db2ese.lic file from the backup set of files and issue the command
事实上，用来恢复文件的命令行与前面使用的命令行基本相同。
In fact, the command line to restore the files is almost identical to the previous command line. To extract the archive, use.
当这些匹配全部加载到内存中时，针对选择文件的恢复操作或替换匹配项或所有匹配等命令将始终保持可用。
The commands for reverting or replacing selected matches or all matches in selected files will still be available to work on those matches that did fit into memory.
当这些匹配全部加载到内存中时，针对选择文件的恢复操作或替换匹配项或所有匹配等命令将始终保持可用。
The commands for reverting or replacing selected matches or all matches in selected files will still be available to work on those matches that did fit into memory.
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