what is user variable in affinium campaign? and some real
time examples.
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I have two universes created by two difference database can we join them in designer & report level? How
Give some difference between oltp and olap.
Explain what is the difference between stop and abort?
What is a data profile?
How to handle multi value dimensions?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
What are loops in Datawarehousing?
What are vaious etl tools in the market?
How are the dimension tables designed?
Explain difference between snow flake and star schema. What are situations where snow flake schema is better than star schema to use and when the opposite is true?
Why is chameleon method used in data warehouse?
what is a hot file, why we need in datawarehousing, where we used in general