This paper analyzes the security mechanism of SYBASE database management system and the model of Role-based Access Control.
文章分析了SYBASE数据库管理系统的安全控制机制和基于角色的数据访问控制模型。
A novel method for designing and implementing database safe access control in a statistic management system is proposed on the basis of analyzing RBAC model.
通过分析r BAC模型结构，提出并设计实现了统计管理系统中数据库安全访问控制的新方法。
Those include functional modules, related data structure, frames of message encoding, certificate management database, ring of keys, concrete information flows for access control and so on.
完整设计了模型的整个可实现框架：包括各组成模块的功能、相关数据结构和消息编码格式、证书管理库和密钥环的设计，以及具体的访问控制流程等。
Finally, the paper will apply design program of rights management based on UOBAC model to logging information service platform to achieve access control of a logging company central database.
最后，论文将基于UO BAC模型设计的权限管理方案应用于录井信息服务平台中，实现了录井公司中心数据库的访问控制。
Finally, the paper will apply design program of rights management based on UOBAC model to logging information service platform to achieve access control of a logging company central database.
最后，论文将基于UO BAC模型设计的权限管理方案应用于录井信息服务平台中，实现了录井公司中心数据库的访问控制。
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