Jim Yang is a program manager at MSN who works on data mining and data analysis. He has a PhD in statistics from the University of Texas at Dallas. He has written several articles for statistical journals.
The data-mining features in SQL Server 2000 Analysis Services can help your organization find the patterns and rules to improve its marketing, sales, and customer-support operations and gain a better understanding of its customers.
Power Pivot and other self-service BI tools are not a replacement for a data mart or data warehouse. When used correctly for Personal BI, Team BI, prototypes or proofs-of-concept, you can achieve truly agile, rapid reporting success with Excel Power Pivot....More
Recently, I've been working with a consulting client to help them tame CPU usage. Typically, they're clocking over 20,000 queries and operations per second on their e-commerce SQL Server, but ran into an issue where CPU started spiking up above 90 percent for sustained periods of time....More