What are snapshots? What are materialized views & where do we use them?
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What is surrogate key? Where we use it? Explain with examples.
What is ?Data Warehousing??
What is confirmed dimension?
Explain what are the advantages of query studio compared to report studio?
what are different ways of loading data to data warehouse using oracle?
Explain what are non-additive facts in detail?
What are components of report studio?
Can you state some of the innovations throughout history?
What is a fact, dimension, measure?
After we create a scd table, can we use that particular dimension as a dimension table for star schema?
Suppose you are filtering the rows using a filter transformation only the rows meet the condition pass to the target. Tell me where the rows will go that does not meet the condition 333 after we create a scd table, can we use that particular dimension as a dimension table for star schema?
what is an use case?
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