Ralph Kimball是Kimball集團的創建者。從20世紀80年代中期以來，他一直是數據倉庫和商業智能行業維度建模方法的思想開拓者。大量IT專業人士接受過其教育。自1996年以來，由他及其同事們所撰寫的工具箱係列書籍一直是最受讀者青睞的書籍。Ralph Kimball曾就職於Metaphor並建立瞭Red Brick係統，他在施樂Palo Alto研究中心(PARC)工作期間，與他人一起共同發明瞭星型工作站，這是首個利用視窗、圖標和鼠標的商業産品。Ralph Kimball畢業於斯坦福大學電子工程係並獲得博士學位。

Margy Ross是Kimball集團總裁。自1982年以來，她主要關注數據倉庫和商業智能，強調業務需求和維度建模的重要性。與Ralph Kimball一樣，Margy Ross也為許多學生講授過維度設計最佳實踐，她與Ralph Kimball閤作，共同撰寫瞭5本工具箱序列書籍。Margy Ross曾工作於Metaphor並與他人共同創立瞭DecisionWorks谘詢公司。她畢業於美國西北大學工業工程係並獲得碩士學位。

Updated new edition of Ralph Kimball's groundbreaking book on dimensional modeling for data warehousing and business intelligence! The first edition of Ralph Kimball's The Data Warehouse Toolkit introduced the industry to dimensional modeling, and now his books are considered the most authoritative guides in this space. This new third edition is a complete library of updated dimensional modeling techniques, the most comprehensive collection ever. It covers new and enhanced star schema dimensional modeling patterns, adds two new chapters on ETL techniques, includes new and expanded business matrices for 12 case studies, and more. Authored by Ralph Kimball and Margy Ross, known worldwide as educators, consultants, and influential thought leaders in data warehousing and business intelligence Begins with fundamental design recommendations and progresses through increasingly complex scenarios Presents unique modeling techniques for business applications such as inventory management, procurement, invoicing, accounting, customer relationship management, big data analytics, and more Draws real-world case studies from a variety of industries, including retail sales, financial services, telecommunications, education, health care, insurance, e-commerce, and more Design dimensional databases that are easy to understand and provide fast query response with The Data Warehouse Toolkit: The Definitive Guide to Dimensional Modeling, 3rd Edition .