The number of user IDs that a channel has differs between distributed and z/OS.

通道的用户 ID 数量在分布式平台和 z/OS 上是不同的。

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The second part of this article will show you how to use DB2 for z/OS user defined functions to integrate z/OS data set and USS file information with Data Web Services operations.

本系列的第 2 部分将讨论如何使用 DB2 for z/OS 用户定义函数把 z/OS 数据集和 USS 文件信息与 Data Web Services 操作集成起来。

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This includes values for the host name (IP address or logical name of the z/OS system), port number, and location name of the DB2 subsystem, user id, and password to be used for the connection.

这包括主机名（z/OS 系统的 IP 地址或逻辑名称）、端口号、DB2 子系统的位置以及用于连接的用户 id 和密码。

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Only letters that are used more than 80% of the time are shown, and the rest of the keys are hidden to keep the user experience crisp, Mr. Ghassabian said. (The Z key is the least-frequently used, followed closely by the X key.) He says the system is up to three times faster than a traditional keyboard.

WSJ: The Future of Typing