What is data mart and its advantages?

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Tags

1. #provide
2. #improves
3. #records
4. #using
5. #storage
6. #response
7. #users
8. #gigabytes
9. #allowing
10. #warehouse
11. #advantages
12. #millions
13. #require
14. #marts
15. #specific
16. #access
17. #contain
18. #layer