The Data Warehouse ETL Toolkit. Ralph Kimball
The Data Warehouse ETL Toolkit
Год выпуска: 0
Автор произведения: Ralph Kimball
Жанр: Базы данных
Издательство: John Wiley & Sons Limited
isbn: 9780764579233
Краткое описание:
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 quality