What is factless fact tables?
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What is the difference between agglomerative and divisive hierarchical clustering?
Do you view contain data?
Explain the data type of the surrogate key?
Explain what is the difference between olap and datawarehosue?
How to pivot row data using informatica?
What is the main difference between inmon and kimball philosophies of data warehousing?
What is a Data Cube?
What is the definition of cube in datawarehousing?
How can you clear the cache?
what role views play in dimensional modeling?
What is DTM session?
Explain what are non-additive facts in detail?