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Building the Unstructured Data Warehouse: Architecture, Analysis, and Design by Krish Krishnan, W. H. Inmon

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Textual integration is the process of reading text, picking out the salient aspects of the text, and discarding the rest. There are many aspects of textual integration that apply to transforming unstructured text, which will be discussed in this section. See Figure 4.4.

Figure 4.4 The ‘T’ of ETL (Transform)

There are two styles of textual transformation: document fracturing and named value processing. Document fracturing refers to the accessing of the document as a whole and addressing stop words, stemming, alternate spelling and external categorization. Named value processing examines the document for certain ...

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