Database


         
Strategies for Successful Data Warehousing Projects
Business Intelligence
Written by Henry Martinez   
Sunday, 08 February 2009 18:00

Data warehousing can add significant value by facilitating enhanced business intelligence, but success isn't automatic. This article explores critical data-warehousing success factors.

henry_martinez.jpgBy Henry Martinez

Operational databases are predominantly optimized for transaction processing. They are usually highly normalized and are very efficient at reading and writing a few related records at a time. However, they are typically not optimally architected to serve the needs of executives and business analysts who perform query, reporting, and analysis against vast swaths of data. When these people use operational databases to complete these tasks, the database must often perform large, complex table joins. The necessary disk I/O and processing can bring systems to their knees.

Last Updated on Sunday, 17 May 2009 14:02
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