用C/PL1语言编程调用数据提取函数可达到数据提取的目的。

There are several functions could be called by C/PL1 language.

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Query Q5 对谓词使用索引表，但是需要提取函数（具有 XML 分析）来检索客户电子邮件地址。

Query Q5 uses side tables for the predicates, but requires an extract function (with XML parsing) to retrieve the customers email addresses.

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要获得所有可用的模型提取函数的列表，请参阅InfoSphere Warehouse文档(见参考资料)。

For a full list of available model extraction functions, take a look at the InfoSphere Warehouse documentation (see Resources).

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