The log files generated on the standby database cannot be applied on the source database.
在备用数据库上生成的日志文件不能应用于源数据库。
HADR protects against data loss by replicating data changes from a source database, called the primary, to a target database, called the standby.
HADR把数据修改从源数据库(称为主数据库)复制到目标数据库(称为备用数据库)，从而防止数据丢失。
If the source database becomes unavailable (for example, if it crashes), the standby database on the target system can be activated for user access.
如果源数据库变得不可用(例如，它崩溃了)，那么可以激活目标系统上的备用数据库，以供用户访问。
In order to keep the standby database as current as possible, new inactive log files from the source database should be continually applied on the standby database as they become available.
为了使备用数据库尽可能最新，应该不断地将源数据库上可用的非活动日志文件应用到备用数据库上。
A new standby power source automatic switch system lives up to design requirements and is a reference for.
改造后的备用电源自投系统效果达到了设计要求，为同类型问题的解决提供了参考。
The battery is standby power supply when the power source system cut, and it widely applies to the profession of industrial production, traffic, communication and so on.
蓄电池作为电源系统停电时的备用电源，已广泛的应用于工业生产、交通、通信等行业。
The technical features of remote BZT equipment (automatic switchover of standby power source) are introduced.
介绍了远方备用电源自动投入装置的技术特点。
The technical features of remote BZT equipment (automatic switchover of standby power source) are introduced.
介绍了远方备用电源自动投入装置的技术特点。
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