Oracle 官方数据仓库指南，讲解透彻，知识权威,强烈推荐！ Oracle® Database Data Warehousing Guide 10g Release 2 (10.2) Contents： Part I Concepts 1 Data Warehousing Concepts Part II Logical Design 2 Logical Design in Data Warehouses Part III Physical Design 3 Physical Design in Data Warehouses 4 Hardware and I/O Considera