What is data analysis? Where it will be used?
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Difference between ODS and Staging
What is scd1 , scd2 , scd3?
Explain what is analytical or analytic mean?
What are different deliverables according to phases?
What is the use of dimensional modeling in data warehousing?
Can any one explain the hierarchies level data warehousing.
What does level of granularity of a fact table signify?
Explain what is the extension of file to save template?
What are aggregate transformation?
Where the cache files stored?
Explain what is the difference between powerplay transformer and power play reports?
Explain what are snapshots? What are materialized views & where do we use them? What is a materialized view log?