Web Data Management
A Warehouse Approach
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ISBN-13:
9780387001753
Veröffentl:
2003
Erscheinungsdatum:
07.11.2003
Seiten:
465
Autor:
Sourav S Bhowmick
Gewicht:
983 g
Format:
245x185x29 mm
Sprache:
Englisch
Beschreibung:
Existence of huge amounts of data on the Web has developed anundeferring need to locate right information at right time, as well asto integrating information effectively to provide a comprehensivesource of relevant information.There is a need to develop efficient tools for analyzing and managingWeb data, and efficiently managing Web information from the databaseperspective. The book proposes a data model called WHOM (WarehouseObject Model) to represent HTML and XML documents in the warehouse. Itdefines a set of web algebraic operators for building new web tablesby extracting relevant data from the Web, as well as generating newtables from existing ones. These algebraic operators are used forchange detection.
A detailed presentation of Web data-management methods and models.The focus is on foundation concepts and a 'warehouse approach' thatutilizes a warehouse object model to represent HTML and XML documents.Excellent survey of current principles for structured Web-based datamanagement. Database management systems developers and enterprisewebsite developers will find the book a useful exposition of newconcepts and application models.
A Survey of Web Data Management Systems.- Node and Link Objects.- Predicates on Node and Link Objects.- Imposing Constraints on Hyperlink Structures.- Query Mechanism for the Web.- Schemas for Warehouse Data.- WHOM-Algebra.- Web Data Visualization.- Detecting and Representing Relevant Web Deltas.- Knowledge Discovery Using Web Bags.- The Road Ahead.
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