If there is more than one login for a user in the sysusers table, you see an output message in the results file and it lists all the logins that have the same username.
如果sysusers表中的某一用户有多个登录，您将在结果文件中看到一则输出消息，它会列出具有相同用户名的所有登录。
The Database Interface Designer will produce a type tree that corresponds to the USER table, and notification message will be displayed.
DatabaseInterfaceDesigner将创建一个对应于user表的类型树并显示通知消息。
A new type of context information is added in V7 for message properties: user context. Table 5 lists the context fields in the message descriptor.
v7中为消息属性添加了一种新的上下文信息：用户上下文(user context)。
Table 3 also shows that a user-defined error message is also returned.
表3还显示用户定义的错误消息也被返回。
In the DB2 procedure example in Table 6, the SIGNAL statement is used to generate a user-defined SQLSTATE and a message that is returned to the caller through the SQLCA.
在表6的DB 2过程示例中，signal语句用于生成用户定义的SQLSTATE和一条消息，该消息通过SQLCA返回给调用方。
In the DB2 procedure example in Table 6, the SIGNAL statement is used to generate a user-defined SQLSTATE and a message that is returned to the caller through the SQLCA.
在表6的DB 2过程示例中，signal语句用于生成用户定义的SQLSTATE和一条消息，该消息通过SQLCA返回给调用方。
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