What are the advantages of raid 1, 1/0, and
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How to pivot data using informatica when you have variable amount of pivot rows?
Tell me the Top 10 features of oracle that supports datawarehousing.
What is the difference between agglomerative and divisive hierarchical clustering?
What is the difference between OLAP, ROLAP, MOLAP and HOLAP?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
What are the different types of data warehouses?
Explain what is the limit to the number of sources and targets you can have in a mapping?
What are the various file formats involved in reportnet?
Explain what is difference between query studio and report studio?
What is the difference between junk dimension and degenerated dimension?
What is an OLAP (On-line Analytical processing) system?
Why fact table is in a normal form?