Data Warehousing

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Issue:

Technology

 

Written by:

Carmen M

 

Date added:

November 16, 2015

 

Level:

University

 

Grade:

A

 

No of pages / words:

5 / 1137

 

Was viewed:

4361 times

 

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Essay content:

MDX is a similar scripting language to SQL but it is used for retrieving data from multidimensional objects. A Data warehouse is a repository of integrated information, available for queries and analysis (Wikipedia, 2006). The data stored in the data warehouse may have come from many different sources, but by having the data stored in a data warehouse, the information can be extracted more readily...
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This makes it much easier and efficient to run queries, especially when the data has come from multiple sources. Data warehouses are set up to provide quick responses to queries and work well with OLAP. A data mart is a specialized version of a data warehouse. The data mart will hold specific groupings of data, such as one particular department or subject...
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