这使得将底层数据清理算法 (RuleSet) 从一个数据集迁移到另一个数据集变得很困难。
This makes the migration of underlying data cleansing algorithms (RuleSets) from one dataset to another difficult.
当涉及的数据达到数千兆字节时，没有任何迁移工具集能完全解决复杂的迁移问题。
When there are terabytes of data involved, no migration toolkit can completely resolve complex migration issues.
应急运行方式可以防比在迁移、调用、备份和恢复操作下数据集的移动。
Emergency mode can prevent movement of data sets under the migration, recall, backup, and recovery functions.
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