Explain how many ways you create ports?
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What are the stages of datawarehousing?
Tell me what is degree of a relation?
What is drilling across?
what are different storage options supported by oracle ?
waht is the advantage of infoset query
Which kind of index is preferred in DWH?
What are parallel querys and query hints?
What is difference between a connected look up and unconnected look up?
Why should we use data ware housing and how can you extract data for analysis with example?
What does level of granularity of a fact table signify?
Explain normalization?
WHAT IS FACT LESS FACT TABLE?