Cowritten by Ralph Kimball, the world's leading data warehousing authority, whose previous books have sold more than 150, 000 copies Delivers real-world solutions for the most time- and labor-intensive portion of data warehousing-data staging, or the extract, transform, load (ETL) process Delineates best practices for extracting data from scattered sources, removing redundant and inaccurate data, transforming the remaining data into correctly formatted data structures, and then loading the end product into the data warehouse Offers proven time-saving ETL techniques, comprehensive guidance on building dimensional structures, and crucial advice on ensuring data qualityThird Normal Form Entity/Relation Models There are arguments that the data- staging area is perhaps the central ... You dona#39;t process ice cream the same way you process the fish before serving it a ice cream is essentially scooped and served. ... The typical annotations on an entity-relation diagram are not enforced or interpreted, except by humans examining the graphical depiction of the schema.
|Title||:||The Data WarehouseETL Toolkit|
|Author||:||Ralph Kimball, Joe Caserta|
|Publisher||:||Wiley - 2004-10-01|