The Data Warehouse ETL Toolkit: Practical Techniques for Extracting, Cleanin by Ralph Kimball

Description

• Cowritten by means of Ralph Kimball, the worldcff0478#three9;s high information warehousing writerity, whose in advance books have bought more than 150,000 copies
• offers real-world solutions for one of the vital time- and labor-extensive a part of information warehousing-information staging, or the extract, turn out to be, load (ETL) process
• Delineates very best practices for extracting information from scattered assets, doing away with redundant and misguided information, turn out to being the remainder information into appropriately formatted information structures, and then loading the end product into the information warehouse
• offers confirmed time-saving ETL ways, entire steerage on building dimensional structures, and the most important advice on ensuring information high quality