Question

What is datamart why it is important and what itas types?

Answer 1

⏺ WHAT IS DATAMART ⏺


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The data mart is a subset of the data warehouse and is usually oriented to a specific business line or team. 




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➖➖ WHAT IS IMPORTANT ➖➖



✔ Data Warehouses can be architected in many different ways, depending on the specific needs of a business. 



✔The model shown below is the "hub-and-spokes" Data Warehousing architecture that is popular in many organizations.




➖➖➖➖ types ➖➖➖➖



1. Dependent



2. Independent




3. Hybrid Data Marts