Before any attempts to back up a database online, first and foremost, the logging mechanism needs to be modified from the default circular logging to archive logging.
在对数据库进行在线备份之前，首先需要将日志机制从默认的循环日志改为存档日志。
In this case, a redirected restore operation won't do the trick, because you can't usually back up a database on one operating system, and restore it on another operating system.
在这种情况中，重定向操作通常就无用武之地了，因为我们通常都不能在一个操作系统上备份一个数据库，然后将其恢复到另外一个操作系统上。
For instance, if you are performing a database upgrade to your reporting database, you should back it up and test the restore.
例如，如果执行报告数据库的数据库升级，那么您应该备份数据库并测试还原。
For a mixed MySQL database environment that comes with both MyISAM and InnoDB storage engines, perhaps a better choice to back up is to use innobackup.
对于具有MyISAM和in noDB存储引擎的混合式MySQL数据库环境，进行备份的更好的方法可能是使用innobackup。
One may render a database completely useless should he back it up at the filesystem level.
如果在文件系统级进行备份，就可能使数据库完全失效。
When you back up and restore a database, you must back up the data onto media (for example, tapes and disks).
备份和还原数据库时，必须将数据备份到媒体上(例如磁带和磁盘)。
However as a best practice, you should back up the entire configuration database, which includes the software-based RMS private key.
不过，作为最佳做法，您应该备份整个配置数据库，其中包括基于软件的RMS的私人密码匙。
However as a best practice, you should back up the entire configuration database, which includes the software-based RMS private key.
不过，作为最佳做法，您应该备份整个配置数据库，其中包括基于软件的RMS的私人密码匙。
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