此操作应该会失败，错误消息指出此用户不存在。
用户不存在或您没有权限访问此界面！
User does not exist or you do not have permission to access this interface!
用户不存在！
如果用户存在，返回用户ID，如果用户不存在，返回零。
Returns the user ID if the user exists or null if the user doesn't exist.
这种思考方式的问题是，似乎暗示历史并不久远，而且用户不存在某种习惯。
The problem with this sort of thinking is that it seems to suggest history is not weighty, and there is not some degree of inertia in users.
如果该Windows用户不存在，则将在结果窗口中生成一条输出消息，然后在它首次添加该Windows用户后手动创建登录。
If the Windows user does not exist, it generates an output message in the results window and then manually creates the login after it first adds the Windows user.
输入文件可能不存在，或者该用户可能没有这个文件的读权限。
The input file might not exist, or this user might not have permission to read it.
如果这两个文件都不存在，那么只允许超级用户使用这个命令。
If neither of these files exists, only the super user will be allowed to use this command.
如果不存在这样的标空间，则将向用户或应用程序返回SQL 0286n错误。
If one does not exist, a SQL0286N error will be returned to the user or application.
从门户或LDAP服务器添加人员分配设置中指定的用户或组(如不存在)。
Add the user or group (if not existed) specified in the Staffing Settings, either from portal or LDAP server.
由于实际上不存在这种用户，因此很容易忽视这些需求。
Since no such users actually existed, it was easy to discount these demands.
首先，如果这个角色不存在的话，代码会自动将其添加，然后将用户添加到此角色。
The code first adds the role if it doesn't yet exist, then adds the user to the role.
由于HTTP是无状态的协议，不存在有关用户在查看另一个页面之前所查看的页面的固有信息。
Because HTTP is a stateless protocol, there is no inherent information about the page a user looked at previously before he or she looks at another one.
维度层次结构的设计不存在捷径；需要与业务用户紧密合作并清楚了解其数据。
There are no magic shortcuts to designing dimension hierarchies; it requires working with your business users and understanding their data.
如果用户根本无从知道相反观点，也就不存在辩论的空间和可能了。
There's no room for debate if users simply don't know what the other side is saying.
但遗憾的是，不存在将用户的时区从浏览器传输到服务器的标准HTTP请求头。
Unfortunately, however, no standard HTTP request headers exist for transmitting a user's time zone from the browser to the server.
若不存在用户指定值，则将使用默认值。
If no user specified value exists, the default value is used.
创建数据库时不存在用户临时表空间。
No user temporary table Spaces exist when a database is created.
但是一定要记住，一些用户可能适合多个组或者您的组织中可能不存在的组。
Keep in mind, however, that some users might fit into more than one segment or that segments might be missing or nonexistent in your organization.
如果脚本在UID或GID文件中找到的用户或组在系统中不存在，那就跳过该行。
If the script finds a line in the UID or GID file for a user or group that does not exist on the system, the line is simply skipped.
另一个原因是，当用户创建连接时，连接EditPart是不存在的，因此节点必须能够自己显示反馈。
Another reason is that when the user is creating a connection, the connection EditPart doesn't exist, so the node must be able to show feedback on its own.
在流调试器中，将生成一条身份验证异常，表示用户wmbuser 8不存在，如图14所示。
On the Flow Debugger, an authentication exception is generated, indicating that the user wmbuser8 doesn't exist, as shown in Figure 14 below.
这允许任何用户在还不存在的模式中创建对象。
This allows any user to create objects in any schema not already in existence.
这意味着，可以把权限和数据库中存储的信息授予不存在的用户和组帐户。
This means that privileges can be granted to non-existent user and group accounts with the information being stored in the database.
不存在用户最低要求，您不必搞清楚基础服务器的PV U级别，或者别的任何事情：这真是太简单了！
There are no user minimums, and you don't have to figure out the PVU rating of the underlying server or anything else: simple!
如果选择创建新用户，定义的新用户必须不存在于任何主机中。
If a new user creation is selected, the defined new user must not exist in any of the hosts.
证书是特定于每一位用户的，用户在进行身份验证方面不存在什么困难。
This certificate is specific to that individual, and the user is not challenged for authentication.
目标服务器的用户注册中心不存在用户标识。
The user identity does not exist in the target server's user registry.
您的用户名不存在。
您的用户名不存在。
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