backup of resource information data 资源信息数据备份
To create a backup version of all of your data and any configuration information, follow the steps for Planning your upgrade.
按照规划您的升级上面的步骤，来创建所有数据以及配置信息的备份版本。
Having a reliable backup of critical configuration information and data is part of any responsible administration plan.
拥有关键配置信息的可靠备份是任何负责任的管理计划的组成部分。
At the same time, due to the lack of user data backup and other data security knowledge and means, it will result in the loss of recurring information and other phenomena.
同时由于用户缺乏数据备份等数据安全方面的知识和手段，因此会造成经常性的信息丢失等现象发生。
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