您可以要求DB 2压缩数据库备份。
离线策略，用于保护数据库备份映像。
An offline policy is used for protecting database backup images.
为进行离线数据库备份，需要执行以下步骤。
这比按一定周期调度数据库备份要更胜一筹。
This is beyond scheduling a database backup at some interval.
进行节流的实用程序的一个例子是数据库备份。
打开存档日志时需要执行一次离线全数据库备份。
Turning archive logging on requires an offline full database backup.
在使用循环日志时，只能进行离线全数据库备份。
With circular logging, only offline full database backup is possible.
单击browse…指定存储数据库备份的位置。
Click Browse... to specify the location where you want to store the backup of the database.
数据库备份和恢复方式的区别也增加了迁移的复杂性。
The differences in the way databases are backed up and recovered contribute to the complexity of migration.
为数据库备份映像加密时，将动态创建并应用一个对称密匙。
A symmetric key is dynamically created and used for encrypting a database backup image.
数据库备份映像包含用于解密的DB2代理模块和信息。
The database backup image contains the DB2 agent module and information required for decrypting it.
如果使用离线备份，当数据库离线时，将对整个数据库备份。
In the case of an offline backup, full database backup is taken while the database is put offline.
这将确保文件系统的正确性和恢复数据库备份中任何新的配置更改。
This will ensure the file system is correct and any new configuration changes are reverted in the database backup.
清单12展示了DB 2LUW中的联机数据库备份和恢复方法。
Listing 12 demonstrates online database backup and recovery methods in DB2 LUW.
执行逻辑数据库备份，将数据和逻辑定义从数据库提取到一个文件。
Perform logical database backups as they extract data and logical definitions from the database to a file.
离线策略控制备份和恢复命令，以及数据库备份映像的加密和解密。
The offline policy controls backup and restore commands, and the encryption and decryption of database backup images.
对于数据库，表空间级备份是否就够了，还是需要完整的数据库备份？
For the database, are table space level backups sufficient, or are full database backups necessary?
当指定外部模块之后，它将代替包含在数据库备份映像中的模块被使用。
When an external module is specified, it is used instead of the module contained in the database backup image.
当您将数据库备份恢复到另一台服务器时，可能会遇到孤立用户的问题。
When you restore a database backup to another server, you may experience a problem with orphaned users.
数据库备份对联机方式支持很好，但是考虑文件备份同样重要。
Database backups are typically well taken care of in the on-line design, but file backups should be considered to be just as important.
数据库备份完成后，某些重要的文件系统和配置也同样需要备份。
Once databases are backed up, some important filesystems and configurations files need to be backed up as well.
将离线策略应用到机器的操作称为保护数据库备份(GuardDB)。
The action of applying an offline policy to a machine is called Guard DB (Database Backup).
因此，在执行数据转移操作之后，应该执行数据库备份，至少是表空间备份。
Thus a database backup, or at least a tablespace backup, should be executed following the data movement operation.
完成数据库备份后，在服务器上运行cdrstop停止服务器上的复制。
After you have completed the database backup, run CDR stop on the server to stop the replication on the server.
脱机备份要求采取完全数据库备份，显然，在备份的过程中，数据库是脱机的。
Offline backup requires that a full database backup be taken and, obviously, that the database be offline while the backup is in process.
数据库备份压缩(V8 FP4)：通过压缩产生较小的备份映像。
Database backup Compression (V8 FP4) : Compression to result in smaller backup images.
目前，确保全面回滚能力的唯一方法是在部署前进行完整的文件系统和数据库备份。
Currently, the only way to ensure total rollback capability is to do a full file system and database backup before the deployment.
然后还原最近的干净的数据库备份和随后的日志备份,包含上一步做的日志备份.
Then restore the latest clean database backup and the subsequent log backups, including the one taken in above step.
EncryptionExpert对加密数据库备份映像使用混合的加密算法。
Encryption Expert USES a hybrid encryption algorithm for encrypting database backup images.
EncryptionExpert对加密数据库备份映像使用混合的加密算法。
Encryption Expert USES a hybrid encryption algorithm for encrypting database backup images.
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