One of the advantages of data warehouses is their ability to provide access and analysis of information from a variety of subject areas.
A data warehouse is a central collection of data that can be examined to help decision-makers become more knowledgeable. Transactional systems, relational databases, and other sources all regularly and continuously feed data into a data warehouse.
A data management system called a data warehouse is intended to support and allow business intelligence (BI) activities, particularly analytics. Data warehouses frequently have a lot of historical data and are only meant to be used for queries and analysis.
Therefore, one of the advantages of data warehouses is their ability to provide access and analysis of information from a variety of subject areas.
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