Be aware that if you decide to use circular logging and offline recovery as your backup strategy, all transactions after the last offline backup will be lost.
注意，如果决定使用循环日志记录和脱机恢复作为您的备份策略，那么最后一次脱机备份以后的所有事务都将丢失。
When you choose to use circular logging (the default), the only choice is to do an offline backup and version recovery.
当选择使用循环日志记录(默认情况下选择这种日志记录)时，惟一的选择是执行脱机备份和版本恢复。
Archive logging enables an online backup and recovery.
存档日志模式支持在线备份和恢复。
This method of logging ensures data consistency for all committed transactions so that crash recovery is possible.
这种日志记录方法确保了所有已提交事务的数据一致性，这样就可以执行应急恢复。
To do a roll forward recovery in DB2 UDB, archive logging must be used.
要在DB 2UD b中执行前滚恢复，必须使用归档日志记录。
A requirement of a recovery log is that only one server has access to it (either for recovery processing or standard logging) at any time.
对于恢复日志来说，要求任何时间都只能有一台服务器对其进行访问(恢复处理或是标准的日志记录)。
Circular logging only affords you a version recovery.
循环日志只能支持版本恢复。
We recommend transaction logging for high availability and failure recovery.
为了获得高可用性和进行故障恢复，我们推荐使用事务日志。
HOWL is an Apache component used for transaction logging and recovery.
HOWL是一个Apache组件，用于事务日志记录和恢复。
This article looked at numerous aspects of both MySQL and DB2 Express-C backup and recovery mechanisms including architecture, memory structure, logging types, and backup and restore type.
本文讨论了MySQL和DB 2Express - c备份和恢复机制的许多方面，包括体系结构、内存结构、日志类型以及备份和恢复类型。
This strategy should not be a choice in an on-line transaction processing (OLTP) environment since roll-forward recovery is not possible. Figure 1 below illustrates circular logging.
该策略不应该用在线事务处理(on - line transaction processing,OLTP)环境，因为它不可能进行前滚恢复。
To understand the DB2 UDB online backup and recovery, you need to understand archive logging. There are three definitions of logs that we need to familiar with.
要了解DB 2UD b联机备份和恢复，就需要了解归档日志记录。
There are two types of DB2 logging, and each logging method has an implications for recovery.
有两种类型的DB 2日志记录，每种日志记录方法支持特定的恢复选项。
For circular logging, both log retain for recovery status and user exit for logging status are set to NO.
对于循环日志记录，logretain forrecoverystatus和userexitforlogging status都被设为NO。
LOGRETAIN - Setting the value LOGRETAIN will automatically change the value for the parameter, LOGRETAIN to RECOVERY, which indicates archive logging mode will be used.
LOGRETAIN——设置logretain值会自动地将参数LOGRETAIN的值改为RECOVERY，这表示使用存档日志模式。
To perform these operations efficiently and maintain the integrity of databases, NSF USES buffer caching and provides for transaction logging and recovery.
为了有效的执行这些操作并保持数据库的完整性，NSF使用了缓存，并为操作提供了日志和恢复功能。
This paper presents a rollback recovery scheme based on partitioned message logging, models its performance, and then evaluates its average overhead.
本文给出了一种基于分块消息日志的回卷恢复协议，建立了其性能模型，评估了协议的平均开销。
We develop a rollback recovery scheme based on partitioned message logging, establish its performance model, and evaluate its average overhead ratio.
我们提出一种基于分块消息日志的回卷恢复协议，建立其性能模型，探讨协议开销率与协议参数和系统特性参数之间的关系。
The present invention improves the performance of a logging system by reducing the size of log records and by allowing parallel execution of recovery operations.
本发明通过减小日志记录大小并允许恢复操作的并行执行，改善了日志系统的性能。
Since NTFS recovers its data through logging file system, corresponding details about data recovery process and use of logging file system were presented.
NTFS使用日志文件系统实现系统的数据故障恢复功能，对数据恢复过程及过程中日志文件系统的使用给出了详细的说明。
Our scheme being a configurable general rollback recovery approach, its two end points correspond to conventional pessimistic message logging and coordinated checkpointing, respectively.
分块消息日志方法是一种可配置的一般化方法，悲观消息日志方法和协同检查点方法是其两个特例。
Recovery activities like logging, checkpointing, backup and reloading are used to restore the database to a consistent state after a system crash has occurred.
为了能在数据库系统发生故障之后将数据库恢复到一个一致性的状态，恢复子系统需要进行记日志、做检验点、备份和故障后重装等活动。
The injection profile logging as one of the important methods for dynamic inspecting provides the support for the design of the exploitation project and enhancing the recovery factor.
吸水剖面测井作为动态监测的重要手段之一，可为针对性地设计开发方案，提高采收率提供支持。
The injection profile logging as one of the important methods for dynamic inspecting provides the support for the design of the exploitation project and enhancing the recovery factor.
吸水剖面测井作为动态监测的重要手段之一，可为针对性地设计开发方案，提高采收率提供支持。
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