Practically it means when Begin backup is issued, an operating system copy should follow, and then quickly end by an End backup.
实际上，在执行 Begin backup后，接下来应该立刻执行系统复制，然后由End backup 来快速结束操作。
Online backup occurs either when any or all online table spaces are put into online backup mode by issuing a command Alter Tablespace ts_name Begin Backup.
通过执行命令“AlterTablespace ts_nameBegin Backup”，将任何或所有联机表空间置于联机备份模式来启动联机备份。
For small and medium databases, Oracle provides both offline and conventional online backup (using Alter Tablespace... backup Begin command).
对于小型数据库和中型数据库，Oracle提供了脱机和常规联机备份(使用AlterTablespace…Backup Begin命令)。
Let's begin with a simple, yet powerful archive mechanism on our way to a more advanced distributed backup solution.
在学习更加先进的分布式备份解决方案之前，我们先看一个简单但功能强大的归档机制。
To begin, date is set to the current date and time and yields a string like 2009-08-23T12:32:18, which identifies the backup uniquely.
首先，把date设置为当前日期和时间，产生 2009-08-23T12:32:18这样的字符串，它惟一地标识备份。
Package discarding is occurred when no backup routings exist in node cache, and a route error message is send to source node, then a new routing discover process will begin.
只有当没有后备路由存在时，才丢弃数据分组，并且向源节点发送一个路由错误信息，这时再由源节点发起一次路由寻找过程。
Simply add any one of these accounts to your phone and you can begin to use that account as your backup solution.
只需添加任何帐户其中一个到您的手机，你可以开始使用的备份解决方案，为您的帐户。
Backup your database before you begin and store the backup off your site server, like on your hard drive.
在你开始和储存备份之前，将你的数据库在你的站点服务器上备份，例如在你的硬盘上。
We already have enough backup funds for something terribly bad (Armageddon and such not included) and now we must begin to distribute our profit in another way.
我们已经有足够的一些极为恶劣的备份基金(大决战等不包括在内)，现在我们必须开始以另一种方式分配的利润。
The system Configuration Utility can also create a backup copy of your system files before you begin a troubleshooting session.
系统配置使用工具还可以在您开始一个故障解决会话之前创建一个您系统文件的备份。
The system Configuration Utility can also create a backup copy of your system files before you begin a troubleshooting session.
系统配置使用工具还可以在您开始一个故障解决会话之前创建一个您系统文件的备份。
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