Common ways to use split mirror.
使用分割镜像的不同方法。
Make the split mirror accessible
使分割镜像可以被访问
什么是分割镜像?
Use split mirror as a clone database.
将分割镜像用作克隆数据库。
Accessing the split mirror does not involve copying.
访问分割镜像时不需要复制。
Mount the split mirror copy of the database directory.
装配数据库目录的分割镜像拷贝。
Copy the split mirror on top of the source database.
在源数据库上复制分割镜像。
Mount the split mirror copy of all tablespace containers.
装配所有表空间容器的分割镜像拷贝。
Initializing the split mirror using the db2inidb command.
使用db2inidb命令初始化分割镜像。
In a split mirror scenario, there are always three sets of actions involved.
在分割镜像场景中,总要涉及三组动作。
Following is an elaboration on the split mirror content of a DB2 UDB database
下面详细讲解了一个DB2UDB 数据库的分割镜像的内容
The path to log files should only be included in the split mirror for clone database.
日志文件的路径只能包括在用于克隆数据库的分割镜像中。
On a split mirror, the catalogs will be inconsistent (until rollforward is completed).
在分割镜像上,编目将变得不一致(直到完成前滚)。
Here are the steps required on the target system to use a split mirror as a clone database.
为了使用分割镜像作为一个克隆数据库,必须在目标系统上执行以下步骤。
Therefore, the split mirror of a DB2 UDB database must be initialized before it can be used.
因此,在使用DB 2UD b数据库的分割镜像之前,必须将其初始化。
Here are the steps required on the target system to use a split mirror as a standby database.
为了使用分割镜像作为备用数据库,必须在目标系统上执行以下步骤。
Therefore, I/O writes must be suspended on each partition during the split mirror process.
因此,在分割镜像期间,每个分区上的I/O写都必须挂起。
All tablespace containers that are not part of the database directory must be part of the split mirror.
不在数据库目录中的所有表空间容器都必需属于分割镜像。
When initializing the split mirror, the db2inidb command does not require any connections to the database.
当初始化分割镜像时,db2inidb命令不需要到数据库的连接。
Users must use the storage vendor's facilities to access the split mirror; it should not be accessed in any other way.
用户必须使用存储供应商的实用程序来访问分割镜像,任何其他方式的访问应该都是行不通的。
So, the recommendation for initializing a split mirror of a DB2 UDB database in a multi-partitioned database would be.
因此,在多分区的数据库中初始化db 2UD b数据库的分割镜像时,建议。
The active log directory of the split mirror database must not contain any log file that is not a part of the split mirror.
分割镜像数据库的活动日志目录不能包含任何不属于分割镜像的日志文件。
The common data replicate technologies of snapshot system in storage subsystem layer are split mirror and copy-on-write.
存储子系统层次的快照系统常用的数据复制技术主要有拆分镜像和写前拷贝等。
Depending on the parameter (snapshot, standby, or mirror) used in the db2inidb command, a split mirror can be initialized as.
取决于在db2inidb命令中使用的参数(snapshot、standby或mirror),分割镜像可以被初始化为。
A split mirror is an identical, independent, and instantaneous copy of a disk volume that can be attached to a different system.
分割镜像(split mirror)是具有同一性、独立性、瞬时性的磁盘卷拷贝,分割镜像可以被附加在其他系统上。
It is important to note that the split mirror must remain in the write suspended state until it is copied on top of the source database.
请务必记住,分割镜像必须一直处于写暂挂状态,直到在源数据库上对其进行了复制。
The backup on the split mirror system will be capturing the state of the database containers on the source system at the time that the split occurred.
当发生分割时,分割镜像系统上的备份将捕捉源系统上的数据库容器的状态。
The same applies when initializing the split mirror using the db2inidb command, which must be run on each mirrored partition before using the database.
而使用db2inidb命令初始化分割镜像时也是如此,在使用数据库之前,必须在每个镜像分区上运行该命令。
A split mirror of a DB2 UDB database can be initialized as a snapshot of the source database, essentially an instantaneous clone of the source database.
DB 2UD b数据库的分割镜像可以被初始化为源数据库的一个快照,实质上是源数据库的一个瞬时克隆。
Mount the split mirror copy of the log directory (if the log files are located in a directory other than the database directory on the source database).
装配日志目录的分割镜像拷贝(如果在源数据库上,日志文件与数据库目录不在同一个目录下)。
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