To enable this automatic crash recovery feature, verify that the database configuration parameter autorestart is set to ON.
要启用自动应急恢复特性，需要验证是否将数据库配置参数 autorestart设为 ON。
Automatic checkpoint Tuning - The Oracle Database can now self-tune checkpointing to achieve good recovery times with low impact on normal throughput.
AutomaticCheckpointTuning——Oracle数据库现在可以自调优检查点，从而取得良好的恢复速度，同时降低对正常吞吐量的影响。
For the process and database instance failures, you can enable automatic crash recovery by verifying that the database configuration auto restart is set to on (by default, auto restart is on).
对于流程和数据库实例故障，可以通过确认已将databaseconfigurationautorestart设置为on(缺省情况下，自动重启已启用)来启用自动故障恢复功能。
For example, the Amazon Relational Database Service (RDS) provides automatic backup and recovery with virtually no data loss.
举例来说，亚马逊关系数据库服务amazon Relational Database Service (RDS)提供了无数据丢失的自动备份和还原服务。
Mailbox servers can now be defined as part of a database Availability Group (DAG) to provide automatic recovery at the individual mailbox database level instead of at the server level.
信箱伺服器现在可定义为组件的一个资料库可用性群组(DAG)提供自动修复在个别的信箱资料库层级而不是在伺服器层级。
Mailbox servers can now be defined as part of a database Availability Group (DAG) to provide automatic recovery at the individual mailbox database level instead of at the server level.
信箱伺服器现在可定义为组件的一个资料库可用性群组(DAG)提供自动修复在个别的信箱资料库层级而不是在伺服器层级。
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