Data warehousing in business intelligence

A data warehouse is a central repository for businesses to store and analyze massive amounts of data from multiple sources. Data warehousing is considered a key element of the business intelligence process, providing organizations with the tools to make informed decisions.Data warehouses store and process large amounts of data from various sources within a business. An integral component of business intelligence (BI), data warehouses help businesses make better, more informed decisions by applying data analytics to large volumes of information.A data warehouse is designed to “consolidate data from disparate databases and to better support strategic and tactical decision-making needs.” Simply put, a data warehouse is intended to help companies achieve a single version of the truth by consolidating information from multiple systems, usually including databases.In short, data warehousing refers to the methods organizations use to collect and store their information, assembling them in data “warehouses”. Business intelligence refers to the methods used to analyze this information in order to provide executives with actionable data for decision making.In a business or other organization, data warehousing refers to the electronic storage of data for security reasons. Using historical data from the warehouse, businesses can obtain and analyze rich insights to improve decision-making.