Data Warehousing Articles By Jonathan Lewis

Jonathan Lewis has written a few articles that might be of interest to Oracle data warehousing developers;

• An Explanation Of The Bitmap Star Transformation
• An Introduction To Bitmap Indexes
• An introduction to the latest Oracle 9 variant on bitmap indexes - the bitmap join index
• Why isn't Oracle using my index?
• An examination of the benefits of Locally Managed Tablespaces

Jonathan's running one of the tutorials at the upcoming UKOUG conference, as well as two of the talks, "Will RAC Run Anything" and "10g, The Evolution Of Optimisation".