直到最近加州通过了一项法律，美国公司在数据丢失时都无需告知任何人，即使是受害者。
Until California recently passed a law, American firms did not have to tell anyone, even the victim, when data went astray.
一个或多个表格中的数据丢失。
否则，就有可能导致数据丢失。
好消息是，没有任何的数据丢失。
The good news is that despite all of this, Foursquare promises that no data was lost.
另一个防止数据丢失的技术是写屏障。
Another technique that helps with data corruption is write barriers.
某些情况下，这会导致大量数据丢失。
In some cases, this has resulted in the loss of a significant amount of data.
这两种选择都可能潜在地导致数据丢失。
不过请打住：你不一定就得接受数据丢失。
然而，一些用户报告只有少量数据丢失了。
现在，关于数据丢失问题本身，该怎么办呢？
这就给发生数据丢失创造了一个很大的漏洞。
This created a relatively large window for data loss to occur.
但为了防止数据丢失，这些问题必须得被处理。
But these corner cases have to be addressed to prevent data loss.
可通过数据丢失或达到特定值的情景定义事件。
Events can be defined by situations where data is missing or reaches a particular value. Here is an example of a situation.
这确保对某个项的并发更新不会导致意外的数据丢失。
This ensures that concurrent updates to an item do not result in accidental data loss.
我要强调的是像数据丢失和程序出错这样的关键问题。
I'm talking about major problems like data loss and program malfunction.
日志文件系统：许多文件系统都提供日志以防止数据丢失。
Journaled file system: Many file systems provide journaling to prevent loss of data.
对磁盘进行分区需要执行格式化，这会导致现有数据丢失。
Partitioning the disks include formatting them, with resulting loss to existing data.
第三种降低数据丢失风险的选择是关闭磁盘的写缓存功能。
A third alternative to help reduce the risk of data corruption is to turn off the write cache on your drives.
在这里忽略返回状态将导致不完全的发送和随后的数据丢失。
Ignoring the return status here would result in an incomplete send and subsequent loss of data.
在OLTP环境下，最糟糕的案例场景是事务数据丢失。
The worst-case scenario in an OLTP environment is loss of transactional data.
网络数据丢失需要重传：一般地，系统最多只尝试重传一次。
Network data loss resulting in retransmit: Often, a system tries to achieve 'at most once' transmission tries.
但是，不会有数据丢失，因为用户可以访问其他服务器上的副本。
But, no data would be lost because users could access replica databases on other servers.
注意，如果非常频繁地进行备份，数据丢失的可能性就会比较小。
Note, the more frequently you take a backup, the less data will be lost.
自从安装新的保密程序后，我们的电脑没有出现数据丢失的问题。
We’ve had no data leakage problems since we’ve installed our new security program.
我们已经讨论了刷新页面会造成数据丢失的问题，现在来解决它。
We have already discussed the problem with losing data if the page is reloaded, so let's get to solving it.
如果此数据丢失，就丢失了系统中的重要信息或状态的更改。
If this data is lost, you lose important information or a change in state within the system.
其他重要的问题还包括备份策略、修复策略和从测试数据丢失中恢复的机制。
Other important questions would include the backup strategy, restoration strategy and strategy to recover from test data loss.
为了弄清楚这一点，我开始询问客户，如果你们的数据丢失,后果将是怎样？
To help get my head around this, I started asking customers, what bad thing happens if you lose your data?
为了弄清楚这一点，我开始询问客户，如果你们的数据丢失,后果将是怎样？
To help get my head around this, I started asking customers, what bad thing happens if you lose your data?
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