在您需要重新定位数据文件的情形下，您需要通过发出下面的命令来更新控制文件。

In cases where you need to relocate the data files, you need to update the control file by issuing the following command.

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使用一个管理用户ID (padmin)进行所有VIO控制，而不是使用root用户ID发出命令。

Instead of using the root user ID to issue commands, an administrative user id-padmin-is used for all of the VIO controls.

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控制台上显示的每一条消息实际上都是从命令发出的通知。

Each message which is displayed on the console is actually a notification emitted from the command.

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