要成功添加和使用某个贡献包，域管理器和运行应用程序的节点都必须能够访问该贡献包，因为它们需要在运行时加载这些构件。

For a contribution to be successfully added and used, it has to be accessible to both the domain manager and the nodes that run the application, as they need to load these artifacts at run time.

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如果您完成事务，那您就有责任清除资源管理器构件上的任何可疑事务。

If you finish a transaction, you are responsible for cleaning up any in-doubt transactions on the resource managers affected.

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在作业管理器中，通过查询来检索节点以及其他作业管理器构件。

In the job manager, nodes as well as other job manager artifacts are retrieved by query.

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