data collection and mapping transform 数据采集和映射变换
The problem with this approach is that if you are storing the data as XML and you are using the Object Model in the application, all kinds of mapping and transform issues arise.
这种方式的问题是，如果以xml格式存储数据，而在应用程序中使用对象模型，就会产生各种映射和转换问题。
Most mapping transforms operate on regular scalar data and so arrays require a special transform.
大多数的映射转换操作针对的是常规标量数据，因此数组需要一个特殊的转换。
This mapping is used by the XML ODBC driver to provide data in relational form to the extract, transform, and load framework of IBM Rational Insight (Rational Insight).
XML ODBC 驱动器使用这种映射，来提供关系格式的数据，以提取，转变，并载入 IBM Rational Insight（Rational Insight）的框架。
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