Who needs a data warehouse?

Related questions

1. What is the difference between big data and data warehouse?
2. What is a data warehouse developer?
3. What is the difference between Pig and Hive?
4. Is Tableau an ETL tool?
5. What is difference between ETL and ELT?
6. What is the difference between data warehouse and OLAP?
7. Can Hadoop replace data warehouse?
8. What is ETL workflow?
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Tags

1. #warehouse
2. #purpose
3. #together
4. #system
5. #analysis
6. #centralized
7. #companies
8. #location
9. #sources
10. #integrate
11. #different
12. #reporting
13. #bring
14. #number