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

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The words in the list of the taxonomy all have the same relationship to the category of the list. Figure 8.1 shows that a Porsche, a Ford, a Honda, and a Volkswagen all have a relationship with being a car. What a taxonomy does not infer is any other relationship between the words in the list. For example, the simple taxonomy in the example does not infer a relationship between a Porsche and a Ford, or a Honda and a Volkswagen. The ONLY relationship inferred by a taxonomy is that there is a relationship between the category and the items in the list.

The relationship inferred by the category can be of almost any type. For example, one categorization relationship may be that of being a synonym. The list may contain all synonyms ...

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