Business Intelligence

Optimization Technique for Multi-Join Operation in Active Data Warehouse

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Executive Summary

In current scenario of fast changing data content in most dynamic heterogeneous application, data format transformation and data updates needs to be handled in traditional data ware housing. Many researches have been made under active data warehousing which keep the latest updates of more dynamic large multi-format data warehouses. Previous work presented a mesh join operation algorithm a frequently encountered operation which join a fast stream of source updates with a disk-based relation under the constraint of limited memory.

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