ETL tool and use of dimensional hirearchy

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ETL tool and use of dimensional hirearchy

Post  Jaswanth on Mon Nov 16, 2009 1:01 am

What is the role of ETL in reporting and how we use the dimensional hierarchy in Business layer of obiee

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ETL tool and use of dimensional hirearchy

Post  snchunduru on Wed Oct 05, 2011 8:38 pm

Jaswanth wrote:What is the role of ETL in reporting and how we use the dimensional hierarchy in Business layer of obiee

The role of ETL is to Extract data from source systems, Transform and Load into staging layer of a data warehouse. The dimensional hierarchy facilitates rollups and drilldown in a reporting / presentation layer.

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