Most of current Database Management System(DBMS) provide a mater and slave asynchronous replication mechanism, when the master node fails, the whole system will breakdown, and the potential delay between mater and slave will causes data lose.
现有数据库管理系统(DBMS)大多采用主从模式的异步复制机制，而主从模式中主节点失效将导致整个系统瘫痪，并且异步复制中潜在的同步延迟可能造成数据丢失。
参考来源 - 基于写操作集的数据库同步复制模型·2,447,543篇论文数据，部分数据来源于NoteExpress
Surprisingly, the findings suggest that groups of viruses long thought to be distinct share a common replication mechanism.
他们惊奇地发现：这些病毒明显在适应同一种的复制机制。
Solr also provides a master-slave index replication mechanism to allow query load to be distributed in a large-scale environment.
Solr还提供了主-从索引复制机制，以便在大规模的应用中分散查询负载。
After successfully installing the application, you can deploy it to a different CouchDB database by using the replication mechanism.
在成功安装应用程序以后，通过使用复制机制您可以将其部署到不同的CouchDB数据库。
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