rollback

简明释义

英[ˈrəʊlbæk]美[ˈroʊlbæk]

n. 卷回；反转；（物价、利率等的）回降

复 数 r o l l b a c k s

第 三 人 称 单 数 r o l l b a c k s

现 在 分 词 r o l l b a c k i n g

过 去 式 r o l l b a c k e d

过 去 分 词 r o l l b a c k e d

英英释义

单词用法

同义词

反义词

例句

1.Commit or rollback changes after executing the procedure or function.

在执行过程或函数后提交或回滚修改。

2.When and where should you specify the transaction rollback directives?

您应该在何时何种情况下指定事务回滚指令？

3.USN rollback can occur because these tombstoned objects don't hang around indefinitely.

因为这些逻辑删除对象不会无限期保留，所以可能会发生usn回滚。

4.To rollback a migrated cell to v5.

将已迁移的单元回滚到v5。

5.This lets you set, rollback, and release savepoints in a transaction.

它允许您在事务中设置、回滚和释放保存点。

6.Create few additional rollback segments to handle the database activities.

创建少数附加回滚段来处理数据库活动。

7.After the rollback, the application continues as before.

回滚后，应用程序继续像之前一样运行。

8.The software update caused issues, so we had to perform a rollback to the previous version.

软件更新出现了问题，因此我们不得不进行回滚到之前的版本。

9.After the failed experiment, the team decided on a rollback of their changes to restore original conditions.

实验失败后，团队决定对他们的变化进行回滚以恢复原始条件。

10.The database administrator initiated a rollback to recover lost data from last week.

数据库管理员启动了一个回滚操作，以恢复上周丢失的数据。

11.If the new policy doesn't work, we can always do a rollback to the old one.

如果新政策不奏效，我们总是可以对旧政策进行回滚。

12.The app has a built-in rollback feature that allows users to revert to an earlier state.

该应用程序具有内置的回滚功能，允许用户恢复到早期状态。

作文

In the world of technology and software development, the term rollback refers to the process of reverting a system or application back to a previous state. This is often necessary when a recent update or change has caused issues, such as bugs or performance problems. The ability to perform a rollback is crucial in maintaining the stability and functionality of software. For instance, consider a scenario where a new version of a software application is released. Initially, everything seems to be working fine. However, after some time, users begin to report various issues that were not present in the previous version. In such cases, developers may decide to implement a rollback to restore the application to its earlier state, thereby eliminating the newly introduced problems. The concept of rollback is not limited to software; it can also apply to databases. Database administrators often use rollback commands to revert changes made during a transaction. This is particularly useful in situations where an error occurs, allowing the administrator to restore the database to a consistent state without losing important data. For example, if a transaction is interrupted due to a power failure, the rollback feature ensures that all changes made during that transaction are undone, preventing any corruption or inconsistency in the database. Moreover, the idea of rollback can extend beyond technology into other areas such as policies and regulations. Governments sometimes implement rollback measures to reverse certain laws or regulations that have proven ineffective or controversial. For instance, if a new tax policy leads to widespread discontent among the populace, lawmakers might consider a rollback of that policy to restore public trust and satisfaction. This illustrates how rollback serves as a tool for correction and adjustment in various fields. In business, the ability to execute a rollback can be critical during mergers and acquisitions. If a company acquires another but later discovers that the acquisition was based on misleading information, it may seek a rollback of the deal. This process can involve legal negotiations and complex arrangements to ensure that both parties can revert to their original positions before the merger took place. Overall, the concept of rollback embodies the idea of correction and recovery. Whether in technology, databases, legislation, or business, having the option to rollback provides a safety net that allows individuals and organizations to navigate challenges and mistakes. It emphasizes the importance of resilience and adaptability in a rapidly changing world. As we continue to innovate and evolve, understanding the implications and applications of rollback will be vital for future success. In conclusion, the term rollback signifies not just a technical action but a broader philosophy of learning from mistakes and ensuring that we can return to a stable and reliable state when necessary. It highlights the necessity of having mechanisms in place to address errors and challenges effectively, reinforcing the notion that progress is often accompanied by setbacks that require thoughtful responses.

在技术和软件开发的世界中，术语rollback指的是将系统或应用程序恢复到先前状态的过程。这在最近的更新或更改导致问题（如错误或性能问题）时尤为必要。执行rollback的能力对于维护软件的稳定性和功能至关重要。例如，考虑一个场景，一个软件应用程序的新版本发布。起初，一切似乎都正常。然而，过了一段时间，用户开始报告各种在先前版本中不存在的问题。在这种情况下，开发人员可能决定实施rollback以恢复应用程序到早期状态，从而消除新引入的问题。 rollback的概念不仅限于软件；它也可以应用于数据库。数据库管理员经常使用rollback命令来撤销在事务中所做的更改。这在发生错误的情况下特别有用，使管理员能够将数据库恢复到一致的状态，而不会丢失重要数据。例如，如果由于电源故障而中断了交易，rollback功能确保在该交易期间所做的所有更改都被撤销，从而防止数据库中的任何损坏或不一致。 此外，rollback的想法可以扩展到其他领域，如政策和法规。政府有时会实施rollback措施，以逆转某些已被证明无效或有争议的法律或法规。例如，如果一项新的税收政策导致民众广泛不满，立法者可能会考虑rollback该政策，以恢复公众信任和满意度。这说明了rollback如何作为纠正和调整工具在各个领域发挥作用。 在商业中，执行rollback的能力在并购过程中可能至关重要。如果一家公司收购另一家公司，但后来发现收购是基于误导性信息，它可能会寻求rollback交易。这个过程可能涉及法律谈判和复杂的安排，以确保双方能够恢复到合并发生之前的原始位置。 总的来说，rollback的概念体现了纠正和恢复的思想。无论是在技术、数据库、立法还是商业中，拥有执行rollback的选项提供了一个安全网，使个人和组织能够应对挑战和错误。它强调了在快速变化的世界中韧性和适应能力的重要性。随着我们继续创新和发展，理解rollback的含义和应用将对未来的成功至关重要。 最后，术语rollback不仅仅代表一种技术行为，更是一种从错误中学习并确保在必要时能够返回稳定可靠状态的更广泛哲学。它强调了需要建立机制，以有效应对错误和挑战，强化了这样一种观念：进步往往伴随着需要深思熟虑的回应的挫折。