March 2003
Beginner to intermediate
688 pages
15h 53m
English
book
XML Data Management: Native XML and XML-Enabled Database Systems
by Akmal B. Chaudhri, Awais Rashid, Roberto Zicari
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16.3. Data Warehouse Specification
This section deals with the data warehouse specification. An XML data warehouse is defined as a set of materialized views. In the first subsection we present our view model for XML documents. Next, we present the graphic tool that enables the data warehouse designer to specify the XML views.
16.3.1. View Model for XML Documents
Since the data warehouse is defined as a set of views, the main issue of data warehouse definition is the view model. We present briefly in this section the main characteristics of our view model. This model has been presented in detail in work by X. Baril and Z. Bellahsène (Baril and Bellahsène 2000).
Our view model fulfills the following requirements:
Closure property: A view defined ...
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