传统应用软件的用户权限分配操作十分繁琐且效率较低，因而必须提高软件的工作效率。

OBJECTIVE The traditional operation of distributing the users'rights for application software is complicated as well as low effcient.

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可以分配的用户权限特定于对象的类型。

The user privileges that can be assigned are specific to the type of object.

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在 DB2 中，您可以给一个用户分配权限，但是您不能限定用户连接所使用的主机名。

With DB2, you grant access for a user, but you do not indicate the hostname from which that user connects.

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