Week 23: Data warehousing

A data warehouse is a database that uses operational databases or external sources to store historical information for business analytics and intelligence. A data warehouse has become a vital business intelligence tool that has enabled companies and organizations to ensure consistency, make better decisions, and improve their bottom line. Furthermore, businesses use this data to train machine learning models AI software to run prediction models or search for patterns. Multiple warehouses are a great way to improve performance and expand the ability of a business to utilize different business analytics tools.