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Explain The Concept Of Data Mart.

Answer»

DATA mart is a specific GROUP of data linked to a subject, which is PART of a specific data warehouse. Therefore, a data warehouse have multiple data marts.
Basically a data mart is a small data warehouse with CONDENSED information about a specific subject and it’s relationships. Usually each data mart is RELATED to a department, business unit or something that can function individually within a data warehouse.

Data mart is a specific group of data linked to a subject, which is part of a specific data warehouse. Therefore, a data warehouse have multiple data marts.
Basically a data mart is a small data warehouse with condensed information about a specific subject and it’s relationships. Usually each data mart is related to a department, business unit or something that can function individually within a data warehouse.


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