对于联机备份数据文件，这将导致生成大量的重做日志。
This will result in enormous redo logs to be generated for online backup data files.
使用rsync存储备份数据
在做任何事情之前备份数据。
使用tar存储备份数据。
教训1：总是备份数据到某些地方。
验证读取备份数据来证实其完整性。
Verification reads the backed-up data to verify its integrity.
该媒体为空白。但可以用来备份数据。
备份数据会花一些时间，但是绝对值得。
备份数据设备随时可以替换。
该实用程序绝不会删除备份数据集的实体。
This utility by no means would physically delete the backup datasets.
作为预防措施，可在执行查询前备份数据。
As a precaution, back up your data before executing the query.
备份数据为什么：照片可不是电脑上唯一重要的东西。
BACK UP your DATA Why: Because photos are not the only important things on your computer.
这为恢复受损数据库提供4种类型的备份数据。
This gives you up to four kinds of backup data you can use to recover a damaged database.
Amazon的S3服务是一种非常适合备份数据的服务。
Amazon's S3 service is a great option for backing up your data.
当更新drupal核心软件时，需要特别注意备份数据。
When the Drupal core software is updated, you need to be particularly careful about backing up your data.
如果备份数据看起来有点麻烦，那就对了，因为它的确是那样。
If backing up your data sounds like a hassle, that's because it is.
备份数据应当储存在另外一个分开的、安全的地点。
Back-up data should be stored as long as necessary at a separate and secure location.
作为预防措施，可在执行“删除”查询前备份数据。
As a precaution, back up your data before executing a Delete query.
如果用户忘记在硬盘上备份数据，数据就可能丢失。
If the user has forgotten to make backup copies of data on the hard disk, data may be lost.
利用现代科技，可以定时还款、自动备份数据、定时提醒，诸如此类。
Utilize modern technologies to automate bill payments, data backups, to-do list reminders, etc.
计算机难免会出现故障，所以必须能够备份数据并在发生故障时恢复。
Machine failure has to be expected, so it's crucial that your data can be backed up and restored in case of failures.
使用另一台计算机进行存储则意味着备份数据基本上是联机的和可用的。
Using storage on another machine means that the backup data is basically online and available.
这些安全措施包括向其它服务器备份数据和对用户密码加密。
Such security measures include backing up data to other servers and encrypting user passwords.
要对备份数据进行控制，为什么不丢掉一个DVD上的所有照片和录像呢？
To keep control of the backed up data, why not burn all the photos and videos onto a DVD?
备份数据的主要原则就是所有你认为重要的数据都有两份以上的物理备份。
The primary principle of backing up your data is that any important data should exist in two or more physical locations at once.
在开始迁移之前，应该停止DirectorServer并备份数据。
Before starting with the migration, the director server should be stopped and the data backed up.
除此之外，最大的问题是，主存储上重复数据所占的比例要比备份数据要低得多。
Beyond that, the big problem is that primary storage has a much lower percentage of duplicate data than backup data.
接下来是与让AWS如何备份数据和计划何时维护相关的管理选项，如图3所示？
Next up are the management options related to how you will have AWS back up your data and when you can schedule maintenance, shown in Figure 3.
其次，第二点有价值的议题是保护数据，或者在设备上累积地备份数据。
Then, the second value proposition is protecting that data, or backing up the data accumulating on the devices.
数据存储是我们的责任，不需要它们经常性的备份数据，这对他们非常方便。
There is also the convenience of not needing to constantly backup data, as storage is our responsibility.
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