Data Marts
What is a Data Mart ?? A Data Mart is a subset or form of Data Warehouse only but its scope is limited to a particular subject.In other words, It is a specific repository...
Tagged: Data warehouse
Metadata And Data Warehousing
1. Metadata What is Metadata??? Metadata may be defined as’ Data about data’ or ‘Data ( mostly definitions) about the structures containing other data’ . for e.g. a table has four columns , two...
ETL Testing Guide
Data Warehouse Concepts. Introduction – ETL Testing. ETL Development Life Cycle. ETL Testing Life Cycle. Test Strategies for ETL Testing.
Introduction..
No Business can run without DATA. Infact ,the success of any business organization depends upon how effectively it analyzes and acts on data. But , How Data is important for Business ? The Success...