Can we take backup when the database is opened?
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What is a functional dependency f said to be minimal?
How can we acheive correlated sub-query in designer?can anyone help me in this regard?
Why should you put your data warehouse on a different system than your oltp system?
2.What is staging area ?
4 Answers HCL, IBM, iFlex, TCS,
Explain difference between view and materialized view?
OLAP architecture?
For faster process, what we will do with the universe?
Explain what is a staging area? Do we need it? What is the purpose of a staging area?
Suppose a null dataset with 10 variables; I want to print only name of the varibales in log window and also output window. How can we do this one?
How can we run the graph? What is the procedure for that?
Where do we use semi and non additive facts?
What are the various methods of getting incremental records or delta records from the source systems?