主机操作系统必须提供以特权级别(ring 0)执行驱动程序的方法，并提供分配内存的方法(见图3)。
The host operating system must provide the means to execute a driver in the privileged ring (ring 0) and export the means to allocate memory (see Figure 3).
在本文中，我们回顾了DB 2 UDB中定义的各种权限级别和特权，以及如何使用命令行语法和Control Center将它们分配给用户。
In this article, we have reviewed the different authority levels and privileges defined in DB2 UDB and how they can be assigned to users using command line syntax and the Control Center.
组管理员——具有全部权限，能够查看和管理组信息、组级别属性和组访问特权。
Group administrator-has the full set of rights for viewing and managing group information, group level properties, and group access privileges. There are three types of group administrators.
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