Explain a relation schema and a relation?
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How did you plan your Data ware house project?
When should you use a STAR and when a SNOW-FLAKE schema?
After the complete generation of a report who will test the report and who will analyze it?
How can you clear the cache?
explain about dirty dimension?
What is data validation strategies for data mart v?
Explain what is what are semi-additive and factless facts and in which scenario will you use such kinds of fact tables?
what is hybrid schema
What is execution plan?
What is the function of surrogate key in data warehousing?
Can a dimension table contain numeric values?
What are the steps of implementing data warehousing?