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

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Another approach to managing the volume of data that comes with unstructured data is selecting the most effective index types. Recall Chapter 4, where we discussed each type of index. Simple indexes take up less space than fractured indexes. Named value indexes take up less space than simple indexes (in general). Making an index a sub doc index takes more time and space than the creation of a non sub doc index, and so forth.

Choosing the correct index type can go a long way towards managing space in the unstructured data warehouse environment. Of course, not all indexes can be created based on the source data, and not all indexes are useful to the end user. The analyst/designer must balance the effectiveness ...

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