该特性定义了哪一边是主实体(驱动器)，哪个实体是子实体，并增强了数据访问计划。
This feature identifies which side is the master entity (driver) and which entity is the child and enhances the data access plan.
对于主数据管理而言，这是一个特别重要的特性，因为数据有不同的敏感程度，同时组织中也有不同的角色。
This is an especially important feature for master data management due to the varying sensitivity of kept data and the various roles within an organization.
在执行故障转移(failover)操作之后，Automatic Client Reroute这个DB 2特性立即把客户机应用程序从主数据库重定向到备用数据库。
Automatic client Reroute is a DB2 feature that redirects client applications from the primary database to the standby database immediately after a failover operation is performed.
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