Base Types - Roles used to describe the highest level of the role hierarchy.
基本类型(BaseTypes)—此角色用于描述角色层次结构的最高层次。
To build this role hierarchy, the following SQL statements should be executed
为构建这个角色层次，应该执行下面的SQL语句
We build a local role hierarchy view for each user during the runtime to improve the speed of checking user privileges.
同时通过在运行时为每个用户在内存中建立一个局部角色层次视图提高了系统的权限检查效率。
If you are on the other end of the spectrum, and you only have testers who do everything, then you do not need a complicated role hierarchy.
如果您所处的是另外一种情况，那么您不需要一个复杂的角色等级。
This paper analyzes how to realize secure access control for XML documents using RBAC from aspects of role, role hierarchy, authorization, etc.
文中从角色、角色继承、授权等方面分析了如何利用RBAC实现对XML文档的安全访问控制。
You can create a role hierarchy that mirrors your organization chart and associate privileges and authorities that are common to a "job role" to a role object.
可以创建一个角色层次，以便将组织图和对于一个“任务角色”相同的相关特权和权限映射到一个角色对象。
Based on the RBAC model and related role inheritance rules, concepts such as permission group and an improved role hierarchy and permission hierarchy model are introduced.
基于对RBAC模型及相关模型中角色继承规则，引入权限组等概念，提出了一个改进的角色与权限层次关系模型。
This dissertation defines the concepts such as role and the role hierarchy, proves the versatile of the IG-RBAC model, and presents the unification of concepts of roles, users and permissions.
论文定义了IG -RBAC模型中角色和角色继承的概念，证明了IG - RBAC模型的通用性，并提出以角色统一用户和权限的概念。
An improved role hierarchy model is introduced against the drawback of RBAC96; some new concepts such as public permission, private permission and scope of inheritance are presented in the model.
提出了一种改进的角色层次模型用于改善RBAC96，并提出一些新的概念，比如：公有权限、私有权限和继承范围。
The roles, privileges and role hierarchy for the EMR systems are defined. The mechanism not only meets the requirement of security, but also ensures the efficiency and generalization of the system.
定义了系统的角色、权限和角色继承，满足了安全性的多种需求，也保证了系统的效率和通用性。
In this paper, we introduce the role-based access control model, analyse the role hierarchy model and the problem of private permissions in RBAC96, and point out the disadvantage of Sandhu s solution.
针对著名的 RBAC96模型的不足之处 ，结合私有权限、部门权限和权限属性变化等问题 ，对角色权限及角色层次关系进行了分析 ，提出了一个改进的角色层次化关系模型 。
Sequences support a defined sequence for an object, such as the hierarchy of a person's role within in an organization.
序列用于定义对象的次序，比如机构中人员角色的层次结构。
Enterprise model management scenarios are broken down into a hierarchy with three levels, each of which is governed by a specific role within the enterprise.
企业模型管理分解为有三个层次的阶层，它们中的每一个是由企业内的特定角色管理的。
We'll also add another attribute to Person, a role field that points to an instance from a type hierarchy.
我们会给Person加一个属性-角色，用来指定对应的实例是类型层次结构中的哪一种。
As managers move up the hierarchy, their planning role becomes more strategy-oriented.
当管理者在组织中的等级上升时，他的计划角色就更具战略导向。
Conception Hierarchy Tree classifiers which is a statistical approach have played an important role in Attribute-Oriented Induction.
其中概念层次树作为一种统计类的数据分类方法在面向属性的归纳分类方法中起着重要作用。
To adapt to the situation that a user could not complete the assigned task in time, a role-hierarchy-based task delegation model in workflow is proposed.
针对工作流系统中用户由于某些原因不能按时完成所分配任务的情况，提出了基于角色层次的任务转授权模型。
The hierarchy and design method for software frame is studied and the role and Function of each hierarchy is described.
研究了仿真软件框架的设计方法和结构层次的关系，并对各个层次功能要求进行了介绍。
The hierarchy rank of an urban system is a comprehensive reflection of the cities' position and role in the system.
城市体系的等级层次是不同等级的城市在体系内地位与作用的综合反映。
As another example of where the process hierarchy plays a role, let us look at how UNIX initializes itself when it is started.
另外一个例子，进程继承结构作为一个角色，让我们看看在进程继承结构开始的时候，Unix是怎么初始化他们的。
There is no consensus as to his genesis or the role that he plays in the hierarchy of Heaven and Hell.
对他的起源和他在天堂与地狱层级里扮演的角色也没有一致的意见。
The theory of thematic hierarchy plays an important role in GB framework.
题元阶层理论在GB理论框架内发挥重要作用。
Market power could not play its role , thus city hierarchy could not be formed rationally.
由于市场不能发挥作用，因而大、中、小城市的分层城市体系结构就难以形成。
The chapter concludes hierarchy effects on food, including the role of the food hierarchy of the food supply, the stability of food markets.
本章最后对粮食统制政策的效果进行考察，主要从粮食统制对粮食供应、粮食市场的稳定等方面作用展开。
The chapter concludes hierarchy effects on food, including the role of the food hierarchy of the food supply, the stability of food markets.
本章最后对粮食统制政策的效果进行考察，主要从粮食统制对粮食供应、粮食市场的稳定等方面作用展开。
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