Explain the importance of data warehouse?
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Explain difference between snow flake and star schema.
What is difference between query studio and report studio?
Where the applications and where ware house management system is used?
What is Time Series algorithm in data mining?
What is vdl (view definition language) explain?
what are different storage options supported by oracle ?
What is data type of the surrogate key?
Suppose we have some 10,000 odd records in source system and when load them into target.how do we ensure that all 10,000 records that are loaded to target doesnt contain any garbage values?
Explain ddl (data definition language)?
Explain what is the difference between view filter and report filter?
What are the different types of data warehouses?
Difference between slicing and dicing with example?