What Is A Data Warehouse – A Tutorial For Beginners

A data warehouse is any system that collates data from a wide range of sources within an organization. Data warehouses are used as centralized data repositories for analytical and reporting purposes. It is challenging because of the following reasons:

  • Data is sorted in different ways by different systems
  • Data might be updated at different times for each data source
  • Data might not make sense to the end user, in its current form

All of these and other challenges can be solved through the use of a data warehouse: What Is A Data Warehouse? A Tutorial For Beginners (see the overview for more details)

submitted by /u/cmstrump
[link] [comments]