What is the difference between olap and oltp?
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Explain what is type 2 version dimension?
What is mapplet?
Where the data cube technology is used?
What is conformed dimension?
What are the stages of datawarehousing?
What is a staging area? Do we need it? What is the purpose of a staging area?
What is data merging, data cleansing and sampling?
Hyperion is the one of the tool in data ware house. Its an olap tool. Why you cant display that tool?
Explain dimension table ?
What is real-time datawarehousing?
What is aggregate awareness?
Explain what is the difference between datawarehouse and bi?