Explain grouped cross tab?


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More Data Warehouse General Interview Questions

What are the steps of implementing data warehousing?

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What are the stages of datawarehousing?

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What needs to be done while starting the database?

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What is a source qualifier?

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Explain what are the mapping paramaters and maping variables?

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Explain what are the basic needs to join two sources in a source qualifier?

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What are the different types of segments?

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Business rule implemntation depends on? 1.)ETL requiremnts 2.)ETL performance 3.)business requirements.

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What is loop in data warehousing?

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How would you write a left join statement to return a result set of movie.title�s and director.name�s?

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what are different ways of loading data to data warehouse using oracle?

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What is the use of incremental aggregation? Explain me in brief with an example?

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