The client program or service queries the SDO to learn its structure and then reads and updates any element by name.
客户机应用程序或服务查询sdo来了解它的结构，然后按名称读取和更新任何元素。
In the example shown, the COBOL program addresses a target service using a ubiquitous WebSphere MQ queue name.
在本文的例子中，COBOL程序使用普通的WebSphere MQ队列名作为其目标服务。
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