RAD是为开发人员提供的工具，它包含查看和编辑XML、以及为DB 2构建和测试基于XML的查询的功能。

RAD is the tool for developers, and it includes the ability to review and edit XML, and build and test XML-based queries for DB2.

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遇到XML数据的数据库用户，有时需要工具来协助完成XML创建、查看、编辑、或者转换等相关任务。

Database users who are being introduced to XML data at times need a tool to assist with tasks related to XML creation, viewing, editing, or transformation.

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查看或者编辑XML文档的工具通常被称为XML编辑器(如果是只读，则为查看器)。

The tools that view or edit XML documents are commonly referred to as XML editors (or viewers, if read-only).

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