Oracle9iR2 Data Warehousing is a guide to using the Data Warehouse features the latest version of Oracle - Oracle 9i Release 1 and Release 2. Written by people on the Oracle development team that designed and implemented the code, this updated and expanded edition provides a view of how people in Oracle 9i Release 2 software is best suited for your application. It gives a detailed view on various topics including: New techniques to facilitate the ETL process to transform and load data warehouse How to use Oracle OLAP and Data Mining options A chapter devoted to using materialized views radically improve the performance of the warehouse.