INTERVIEW QUESTIONS DATA WAREHOUSING GENERAL DATAWAREHOUSING DETAILS

Question: What are Data Marts?

Answer: Data Marts are designed to help manager make strategic decisions about their business.

Data Marts are subset of the corporate-wide data that is of value to a specific group of users.

There are two types of Data Marts:

1.Independent data marts – sources from data captured form OLTP system, external providers or from data generated locally within a particular department or geographic area.

2.Dependent data mart – sources directly form enterprise data warehouses.

Submitted By: Francis C. ( xxchen74 @ hotmail . com )

Data Marts are designed to help manager make strategic decisions about their business.

Data Marts are subset of the corporate-wide data that is of value to a specific group of users.

There are two types of Data Marts:

1.Independent data marts – sources from data captured form OLTP system, external providers or from data generated locally within a particular department or geographic area.

2.Dependent data mart – sources directly form enterprise data warehouses.

Submitted By: Francis C. ( xxchen74 @ hotmail . com ) Source: CoolInterview.com

Data marts are the subset of data warehouse. Source: CoolInterview.com

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