DAC机制通过数据库会话拥有的权限来进行数据库对象的访问控制。
The DAC mechanism controls access to database objects based on the privileges enabled in the database session.
这样使得您可以为文件系统对象建立细粒度的访问控制,并且支持继承特性。
This allows you to establish fine-grained access control for file system objects and support inheritance features.
它还包含针对所有Cognos对象的安全名称空间信息以及访问控制策略。
It also contains security namespace information and access control policies on all the Cognos objects.
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