rollback

Rollback is called if the installation of any component in the installation project fails.

如果安装项目中任何组件的安装失败，则会调用Rollback。

Rollback of a user-specified transaction to the last savepoint inside a transaction or to the beginning of a transaction.

将用户指定的事务回滚到事务内的上一个保存点或事务开头。

Upon transaction commit or rollback, the agent becomes idle and ready to service the requests assigned by the dispatcher.

事务一提交或回滚，代理就变为空闲的，并可以服务于分配器分配的请求。

It says there is "no question" of any rollback on its policy because ending fuel subsidies is essential to cut its budget deficit.

说，不撤销加价政策，取消燃油补贴是削减财政赤字的关键。

Using objects known as rollback segments, Oracle constructs read-consistent views of data as of the point in time a SQL statement is issued.

Oracle使用名为“回滚段”的对象在发出SQL语句的时间点处构造读取一致数据视图。

Backups at each stage of your migration enable you to rollback to a specific point in time of your migration process.

通过在迁移的每个阶段都进行备份，您可以回滚到迁移过程中的任何特定时点。

The only way to preclude such a cataclysm, the authors argue, is to adopt much tougher counter-measures: rollback, in Cold War terms.

该书的作者说，避免这场大灾难的唯一途径，就是采取更加严厉的反制措施：用冷战术语来说，就是“推回”（rollback）。

During the rollback, the message queue is uninstalled and the system is returned to its original state.

在回滚过程中，卸载消息队列，系统返回到其原始状态。

First, if a method did not start a transaction, it has no business managing that transaction (for example, marking it for rollback).

首先，如果某个方法没有启动事务，那么它就不需要管理事务（例如，将其标记为回滚）。

The rollback of that business, and the institution of the system we have today, began with blood.

这种商业模式的倒退，以及当今的这些制度和机构，都是从血液买卖开始的。

In the case of an error, the transaction logic can specify that the transaction rollback to a savepoint.

在发生错误的情况下，事务逻辑可以指定该事务回滚到某个保存点。

RAID snapshot system focuses on the system availability. System is ensured to run continuously by the rollback and recovery of data.

磁盘阵列快照系统的重点是提高系统的可用性，通过数据回滚和失效数据恢复策略来保障系统的连续运行。

Grouping such updates into a transaction allows a recovery (rollback) from the changes and returns the records to the pre transaction state.

将这样的更新群组成一笔交易将允许从变更中复原，并使得资料录回到尚未交易的状态。

After rollback, the database goes online, and no more transaction log backups can be applied to the database.

回滚后，数据库将进入在线状态，不能再将其他事务日志备份应用到数据库。

Leaving the existing installation intact also enables you to rollback your environment to the prior version, if necessary or desired.

保持现有安装的完整性还使您能够在必要时将环境回滚到先前版本。

For online backup, special care needs to be taken for the SYSTEM table space and rollback segments table space.

对于联机备份，需要特别注意SYSTEM表空间和回滚段表空间。

Without automatic COMMIT, a ROLLBACK undoes everything since the last explicit COMMIT.

如果没有自动COMMIT，则ROLLBACK将撤消上次显式COMMIT之后的所有操作。

If any errors occur along the way, all of the resources that have previously been installed are uninstalled in a rollback transaction.

如果进程中发生任何错误，将在一个回滚事务中卸载先前安装的所有资源。

The time you invest in writing rollback scripts should be proportionate to the cost of the deployment failure.

用于编写回滚脚本的时间应该与部署失败付出的代价成比例。

An autonomous transaction has its own COMMIT and ROLLBACK scope to ensure that its outcome does not affect the caller's uncommitted changes.

自治事务拥有自己的COMMIT和ROLLBACK范围，确保它的结果不会影响到调用方的未提交的变更。