At present Information resource integrity is one of the vital subjects of Information management science.

信息资源整合是信息管理科学的重要研究课题。

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Therefore, a global transaction context is not necessary to maintain transaction integrity, as there is only one resource manager within the transaction.

所以全局事务上下文不需要维护事务的完整性，因为在事务里只有一个资源管理器。

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It provides powerful and flexible transaction support, and handles security, data integrity, and resource scheduling.

它提供强大且灵活的事务支持，可以处理安全、数据完整和资源调度。

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