The number of requests for a storage engine to roll back to a savepoint.
存储引擎回滚到一个保存点的请求。
You are able to roll back to previous versions if anything goes wrong in the current model.
您可以回滚到以前的版本，如果当前的版本发生问题的话。
You can save the current state of the file before the user changes it and then roll back to that at a later point.
你可以在用户改变文件之前保存当前的状态，之后可以进行恢复。
These migrations are all saved and time-stamped, to make it possible to roll back to previous versions of the data structure.
这些迁移操作都会保存，并加上时间戳，让我们可以回滚到数据库结构的上一个版本。
With this symlink in place and each deployment in a separate directory, it is easy to roll back to previous versions of the application.
有了这个符号链接及每一个位于单独目录的部署，应用程序就可以轻松回滚到之前的版本。
During the outage, a reboot is all you need, and if you want to roll back to the earlier instance (now the standby), it's only a reboot away.
在运行中断期间，只需要进行一次重启；如果需要回滚到之前的实例(现在是备用实例)，也只需进行一次重启。
We can even select which components of the application we want to deploy or specify which prior release we want to roll back to, and on which deployment sites.
我们甚至可以筛选出我们想部署或者指定这个软件的哪个组件，我们想回到先前哪个发布，以及哪个部署点。
In this application, you could freeze a collection of related processes at specific intervals (checkpoints), then thaw a particular epoch as a way to roll back to a known good state.
在这种应用中，可以以特定的间隔(检查点)冻结一组相关的进程，然后解冻特定的时间点以回到某个已知状态。
The helicopter should be flying inverted and backward as it passes in front of the pilot, the helicopter should continue to roll back to upright after is passes in front of the pilot.
当直升机到达操控者的正前方时，机体刚好成为倒飞后退飞行，继续执行侧滚的动作，等到直升机通过操控者的正前方以后，机身便恢复为正飞后退飞行。
One provision of the law was to roll back taxes to the 1975 level.
该法律的一项条款是把税收削减至1975年的水平。
I am thinking back now to when I first started listening to rock 'n' roll and I remember my father saying it was a bad influence on us.
我现在回想第一次听摇滚乐的时候，还记得父亲说它对我们有不好的影响。
This feature lets you easily move between versions as needed; for example, to roll back should a deployment go badly.
这个特性允许您根据需要在版本间轻松移动；例如，在一个部署出现问题时回滚到上一版本。
In the second case, where the MCA has acted on the COMMIT but could not deliver the response code, there is no transaction to roll back.
在第二种情况下，MCA已对COMMIT采取了行动，但是未能传输响应代码，因此将不存在要回滚的事务。
In this case, the RM generally does most of the work to commit or roll back the transaction.
在这种情况下，RM通常执行提交或回滚事务所需的大部分工作。
We can also choose to commit or roll back the uncommitted transactions during SQL or OS errors using commit or ROLLBACK options.
我们还可以选择使用COMMIT或ROLLBACK选项在SQL或OS错误期间提交或回滚未提交的事务。
When you no longer need the ability to roll back the broker, you can delete the broker's system database, unless it is still required for user data.
如果您不再需要回滚代理的功能，那么可以在系统数据库不储存用户数据时删除它。
The RESTART DATABASE command uses active logs to roll back changes that are not yet committed.
RESTARTDATABASE命令使用活动日志对尚未提交的更改进行回滚。
A Web deployment often requires more changes to roll back.
Web部署常常需要回滚更多的更改。
For demonstration purposes, the transfer operation is modified to roll back the transaction whenever the transfer amount is an even number.
出于演示的目的，我们将转帐操作修改为每当转帐金额是偶数时就回滚事务。
If the code performing the actions decides not to commit or cannot commit successfully, then it must roll back the transaction to undo the actions.
如果代码执行的操作决定不进行提交或者不能成功提交，那么它必须回滚该事务以取消这些操作。
Stateless services are unaware of transactional state; therefore they cannot be requested to "roll-back" a set of changes if a transaction fails.
无状态的服务意识不到事务状态，因此如果事务失败时，不能请求它们“回滚”一组变更。
Speculative borrowers can meet current interest payments from cashflows but need to "roll over" their debt in order to pay back the principal.
投机借款人能够从现金流中支付现行利息，但需要通过延期偿还他们的债务来偿还债务本金。
Source control allows you to "roll back" to a previous iteration of a file to restore the status quo or to recover from an error.
源代码控制系统允许用户“回滚”到以前的文件版本，从而恢复以前的状态或从错误中恢复。
This causes the transaction to complete (commit or roll back) faster than in the API Layer transaction strategy.
其结果是，事务会比在api层事务策略中更快地完成(提交或回滚)。
I actually did have to roll back the server migration from my first example because of time.
对于第一个示例，由于时间的原因，我实际上不得不回退了服务器迁移操作。
But while improved medical technology may improve the outcome of those diseases, rising levels of obesity among U.S. children threaten to roll back life expectancy, he says.
他说，虽然医疗技术的进步会改善这些疾病的结果，但美国孩子肥胖率的增高正威胁着人们对寿命的预期。
Once she is re-positioned comfortably, roll yourself back to your original position and you should find you have the freedom to remove your arm easily.
等她换了姿势安稳地睡着之后，你可以自由地活动你的手臂然后回到你原来的姿势睡觉了。
Not only will Client a receive an exception if it tries to roll back the transaction, but Client a cannot take corrective action because the transaction has already been marked for rollback.
客户机a在尝试回滚事务时，不仅会收到一个异常，而且客户机a还不能采取纠正操作，因为事务已经被标记为回滚。
Today, in launching this global plan, WHO, together with Roll Back Malaria partners, is attempting to break this historical pattern.
今天在启动这一全球计划时，世卫组织与遏制疟疾伙伴们一起，正在努力打破这种历史格局。
The point of a climate treaty, then, isn't so much to roll things back as to keep them from getting a whole lot worse—a worthy and important goal, if not a particularly inspiring one.
这个即将签署的气候协议的意图并不是要把事情倒回去以免越变越坏。它能发挥的作用如果不是什么特别鼓舞人心的事情的话，那么它能做到的就是去达成一个值得去做且至关重要的目标。
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