The permissions used to access external tables is governed by the user access privileges on the external table by IDS as well as the data file permissions managed by the operating system.
用于访问外部表的权限由IDS通过外部表上的用户访问特权治理，还受到由操作系统管理的数据文件权限的治理。
DB2 UDB relies on this external security facility to authenticate a user and will only grant access to DB2 UDB resources if authentication is successful.
DB 2udb依赖于这个外部安全设施对用户进行身份验证，只有在身份验证成功时，才授予对DB 2 UDB资源的访问权。
However, when using CPP to access the external POP3 mail server, the user does not see folder management, out-of-office services, and launch.
然而，当使用CPP访问外部POP3邮件服务器时，用户则看不到文件夹管理、外部服务和启动功能。
If you select the Lookup Credentials option, the system verifies the access that the current user ID has to the external system they are trying toconnect to.
如果您选择LookupCredentials选项，则系统验证当前用户ID对正试图连接的外部系统的访问。
As a developer, your task is to create an access method that implements VTI purpose functions and as many additional user-defined routines (UDRs) as necessary to access your external data source.
作为一名开发人员，您的任务就是创建实现vti目的函数的访问方法以及必要的额外用户定义例程(udrs)来访问您的外部数据源。
Data storage and management, and the external user how to access data are all depend on the functions provided by database, so spatial database functions is the key part of the spatial database.
空间数据库功能是数据库的关键部分，数据库内部的数据存储与管理，外部用户如何使用这些数据，都是靠功能来实现的。
Data storage and management, and the external user how to access data are all depend on the functions provided by database, so spatial database functions is the key part of the spatial database.
空间数据库功能是数据库的关键部分，数据库内部的数据存储与管理，外部用户如何使用这些数据，都是靠功能来实现的。
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