An Effective Cost Approach Technique Using Materialized View for Query Evaluation

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Provided by: International Journal of Computer Science and Applications
Topic: Data Management
Format: PDF
One of the important issues in data warehousing is the selection of a set of views to materialize in order to minimize the cost. Materialized view can provide the massive improvement in query processing and it is the crucial decision in a database for optimal efficiency. Materialized views have been found to be very effective at speeding-up queries and are increasingly being supported by commercial databases or data warehouse systems. However, one encounters the problem of view maintenance if all possible views are materialized in advance.
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