Some applications need to know database updates for certain time ranges, which may be used for replication of data, auditing scenarios, and so forth.
某些应用程序需要了解特定时间范围内的数据库更新，以便进行数据复制、场景审计等等。
The High Replication Datastore increases the number of data centers that maintain replicas of your data by using the Paxos algorithm to synchronize that data across datacenters in real time.
High Replication Datastore使用Paxos算法来实时同步跨越多个数据中心的数据，进而增加了用于维护数据复制的数据中心数量。
Includes a high-availability data replication (HDR) feature for disaster recovery and continuous log restore, point-time instance-wide restore, and table-level backup and recovery.
内含高可用性资料抄写 (HDR) 功能，以便提供灾难回复与连续记录还原、时间点实例层面还原、表格层次备份及回复。
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