求翻译：提出了在设置数据库安全机制时，应首先创建全局组，通过SQL Server Users组获得服务器访问，通过具体数据库组获得数据库访问权限，然后根据用户访问需求创建数据库角色并对角色分配权限，最后全局组通过加入角色获得权限的设置方法。本方法已被证明是可行和有效的。是什么意思？

Proposed a set of database security mechanisms, to create a global group to get the server to access sql server users group access to the database through specific database group, and then to create a database role and the roles to assign permissions based on user access requirements, the final glob

raised in the settings database security mechanisms, should be adopted, first create a global group SQL Server Users group access to server access, access to databases through specific database unit based on the user access, and then create a database role and demand access to the distribution of ro

Proposed when establishment database safety mechanism, should first found the overall situation group, group obtains the server visit through SQL Server the Users, obtains the database visit jurisdiction through the concrete database group, then the basis user visit demand foundation database role a

Made when setting up the database security, you should first create a global group, accessed by SQL Server Users group access to the server through specific database groups gain database access, and access according to user needs to create a database role permissions and role assignments, final glob

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