What is scd1 , scd2 , scd3?
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Explain dimensional modelling?
Explain what are the various transformation available?
What do you mean by static and local variable?
The same tier?
What is drill-through?
What is the purpose of cluster analysis in data warehousing?
Explain what is difference between query studio and report studio?
Who needs data warehousing?
After the complete generation of a report who will test the report and who will analyze it?
Suppose if a session fails after loading of 10,000 records in to the target.how can you load the records from 10001 the record when you run the session next time?
Tell me the Top 10 features of oracle that supports datawarehousing.
What are the mapping paramaters and maping variables?