O'Reilly logo

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

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Another feature of Textual ETL processing is once data has been created, other data can be created incrementally, without having to redo work that has already been done. For example, suppose that an organization has created a document fractured index. It is possible to create a named value index without having to recreate the document fractured index.

Or suppose that an external categorization has been created for taxonomies ABC, BCD, and CDE. Then suppose that it is decided to produce an external categorization for taxonomy XYZ. The building of the taxonomy for XYZ in no way affects the validity or existence of the external categorizations built for ABC, BCD, and CDE.

With Textual ETL, the indexes can be extended or altered with ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required