A database instance failure is typically caused by an operating system crash or a power outage.

数据库实例故障通常是由于操作系统崩溃或断电造成的。

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The most likely causes of instance failure are human error, service failure, or file corruption.

最有可能导致实例故障的情况包括人为错误、服务失败、或者文件损坏。

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As described in this section, if you know the cause of an instance failure, a complete recovery may not be necessary.

正如本部分所描述的，如果导致实例故障的原因是已知的，就不必进行完全恢复。

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Dependency on a single company is interesting when exploring the risks that a single instance of corporate mismanagement (or strategic failure, or organizational misfortune) could cause severe economic damage.

ECONOMIST: One-firm economies: The Nokia effect | The

Some may defend the policy as an instance of robust unilateralism, but the failure of the administration's multilateral and regional initiatives was not a price that had to be paid to defend America's interests: on the contrary, those failures directly harm the American economy.

ECONOMIST: American economic policy

In IVAN, for instance, there was just one case of heart failure among 296 77-year olds randomized to Avastin versus 3 cases among the 314 77-year olds randomized to Lucentis.

FORBES: Blinded By Savings? Is Cost Trumping Risk On Blindness Drug?