What is data cleaning? How can we do that?
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What is the difference between agglomerative and divisive hierarchical clustering?
What is the difference between view filter and report filter?
What should I have in mind when building olap solution from scratch?
for data loading in oracle, what are conventional loading , what are conventional loading and direct-path loading?
Explain what are the vaious etl tools in the market?
What is the metadata extension?
What is the "junk dimension"? Give with examples?
What is a Data Cube?
What is a full backup?
what are the similarities between ROLAP and MOLAP
Explain a linked cube?
What is data stream and data adaopter. Is it same are different? Explain?