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

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After the small subset of data has been selected and examined closely, and there are reassurances that no insurmountable problems await, the next step is to outline the steps of iteration that will take place. Under no circumstances is it advisable, or even desirable, to try to build the unstructured data warehouse all at once in a “big bang” approach. Instead, the unstructured data warehouse should be built in a series of small, fast iterations.

The iterations of development should be planned from the beginning. The sequence of the steps, the time each step is allotted, and the disposition of the output of ETL processing should be identified here.

It is possible to develop different ...

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