Explain what is a staging area? Do we need it? What is the purpose of a staging area?
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How can we do ETL process in SQL Server?
Explain what are the steps to build the data warehouse?
Explain Association algorithm in Data mining?
What is the difference between agglomerative and divisive hierarchical clustering?
What is application.cfm?
What is the difference between OLAP, ROLAP, MOLAP and HOLAP?
What are cluster analysis in data warehousing?
Difference between ODS and Staging
Can any one explain about core dimension, balanced dimension, and dirty dimension?
What is Data purging?
Explain can a dimension table contains numeric values?
What is DTM session?