验证与业务应用程序的安全性和功能一样重要，核心的应用程序逻辑通常和验证程序混杂在一起。

As important as it is to the safety and functionality of your business applications, core application logic is often cluttered with validation routines.

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同样地，OODBMS供应商也试图实现诸如事务管理和安全性之类的核心功能。这些功能与各种RDBMS的相应功能类似，并且具有类似的选项范围。

Also, OODBMS vendors tend to implement core features like transaction management and security similarly to how they're handled by various RDBMSs, with a similarly wide range of options.

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系统服务（例如日志、事务管理和安全性）经常发现自己跑到了别的组件的领域里，而这些组件的核心职责是其他事情。

System services such as logging, transaction management, and security frequently find their way into components whose core responsibility is something else.

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