关键数据的备份与恢复操作已经成为系统日常运行维护的一个重要组成部分。
Backup and recovery operation of crucial data have become an important part of systematic daily operation maintenance.
高可靠性：主机服务支持多级的备份与恢复，包括备机、系统备份与应用备份。
High reliability: Hosting support multi-level backup and recovery, including backup machine, system backup and application backup.
对于企业数据的备份与恢复，文件级的细粒度快照提供了一种快速、灵活的解决方法。
The fine-grained snapshot at the file level provides a fast and flexible solution to enterprises data backup and recovery.
本文以ORACLE数据库为例，结合我们医院的业务应用环境，介绍ORACLE数据库的备份与恢复方法。
Taking the oracle database as an example and combining with the business applicable environment in our hospital, this paper describes the backup and recovering mechanism of oracle database.
而且，通过RMAN提供的接口，第三方的备份与恢复软件如veritas将提供更强大的备份与恢复的管理功能。
Moreover, through the RMAN interface, third-party backup and recovery software such as veritas will provide more powerful backup and recovery management.
另外，可以使用ibm云中克隆持久性存储单元的功能来创建一个定制的备份与恢复解决方案，或许可以带来额外的好处。
Additionally, it may be possible to create a customer backup and restore solution using the IBM Cloud abilities of cloning a persistent storage unit that may provide additional benefits.
大多数情况下，数据库系统本身将提供一种或多种备份与恢复机制，作为产品的组成部分。
In most cases, the database system itself will provide one or more backup and restore mechanisms as part of the product.
与完全备份不一样，您必须恢复所有数据文件，而不只是要恢复选定的数据文件。
Unlike complete recovery, you have to restore all data files, instead of only the selected data files to be recovered.
因为这两种存储系统在性能方面具有不同的特性，可能对备份与恢复解决方案造成影响。
Since these two storage systems have different performance characteristics, there may be an impact on the backup and restore solution.
DB 2恢复命令调用DB2包含在数据库备份映像中的代理，然后DB 2代理通过与安全服务器通信对其进行解密。
The DB2 restore command invokes the DB2 agent contained in the database backup image, and the DB2 agent decrypts it by communicating with the security server.
通过使用与中断有关的服务水平协议 (SLA) 来调整备份策略以提供更快的恢复，这些工具能够缩短备份和修复时间。
These tools have the capability to reduce time to back up and recover by aligning backup strategies with outage-related service level agreements (SLAs) to provide faster recovery.
您还可以使用为数据库提供备份与恢复功能的第三方工具。
You may also find third-party tools that provide backup and restore capabilities for databases as well.
诸如Compact、Fixup、AdminP、Updall和其他维护任务(比如备份和恢复)等进程都是非常CPU敏感的，并且与用户工作负载不是直接相关的。
Processes such as Compact, Fixup, AdminP, Updall, and other maintenance tasks (such as backup and recovery) can be very CPU-intensive, and are not directly related to a user's workload.
您也可以使用ClearCaseMultiSite来备份/恢复、容错，以及与受限制的环境单向同步。
You can also use ClearCase MultiSite for such things as backup/recovery, fault tolerance, and one-way sync to restricted environments.
注意，这个操作是不可恢复的，因此如果需要将数据库恢复到完成表移动与备份之间的某个时间点，那么表可能会丢失。
Note that this operation is not recoverable, so if you need to recover your database to the point in time between the table move completion time and following backup, the table may get lost.
大量备份与恢复解决方案同时以服务与单机产品的形式存在。
Many backup and recovery solutions exist, both as services and standalone products.
备份与恢复是数据库管理员维护数据库安全性和完整性的重要操作。
The database manager defends the database security and the complete important operation is the backup with restores.
与前面相似，下面的对照表对比MySQL和DB 2Express - c中用于在线备份和恢复的特性和功能。
Similar to what we have done earlier, the objective of the following table of comparisons is to compare the features and functions available for Online backup and restore in MySQL and DB2 Express-C.
最后分析了影响备份与恢复性能的因素，提出了高性能备份与恢复的实现方法。
Finally, analyzes the influenced factors of data backup and recovery performance, puts forward data backup and recovery realization means.
采用冗余部件，通过系统备份、监测与恢复实现高可用性是机群必须具备的性能。
To get high availability, adopting redundancy components, system backup, detection and recovery method, is cluster operating system's necessary function.
与设置用户存取权限控制、冗余备份恢复、网络安全等多种安全策略共同建立有机的安全体系。
Together with the technology of Access Control, redundant backup recovery and network security, it makes an allround security system.
阐述了应用DEBUG系统程序对硬盘系统区信息备份与恢复的方法，应用该方法可提高微机系统安全。
This paper explicates that applying DEBUG program can effect hard dish backup and recover of information system; applying the recover method can improve security of micro computer system.
结果：在“军字一号”工程中实现了实时的全自动化在线备份与恢复。
Results: By which we achieved the automatic on-line backup and restore in the "No 1 Military" project.
值得一提的是，这只是一个“现在”，因为在备份与以前的版本可能会恢复损坏的内核。
It is worth mentioning though that this will only be a "from now on" fix, as in backups made with previous versions will likely restore a corrupted kernel.
给出了数据库加密技术和依赖用户的可恢复密钥管理机制的设计，实现了用户密钥的安全存储、备份与恢复。
Database encryption and user-dependent restorable key management scheme insure the security of key storing, backuping and restoring.
论述了硬盘主引导记录、CMOS参数备份与恢复的程序设计方法及硬盘写保护的实现。
The master boot record of hard disk, the programming method for the copying and restoring CMOS parameters, and realizing the writing protection of hard disk is represented.
备份数据库与正在使用的数据库具有相同的参数状态，这样在数据库故障中，只需作必须的最少恢复，最大限度地缩短了恢复时间。
Backup database and the database that using have same parameter state, such is in in database breakdown, need only must restore the least, utmost ground shortened restore time.
旧备份时您可能丢失工作和数据，应重新评估备份策略与备份更经常允许恢复，而不丢失大量的数据的目标。
If your backups are old, you're likely to lose work and data and should re-evaluate your backup strategy with the aim of backing up more frequently to allow recovery without losing a lot of data.
旧备份时您可能丢失工作和数据，应重新评估备份策略与备份更经常允许恢复，而不丢失大量的数据的目标。
If your backups are old, you're likely to lose work and data and should re-evaluate your backup strategy with the aim of backing up more frequently to allow recovery without losing a lot of data.
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