What is data warehosuing hierarchy?


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More Data Warehouse General Interview Questions

What are non-additive facts in detail?

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What are the mapping paramaters and maping variables?

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Explain functional dependency?

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How are the dimension tables designed?

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What is the difference between view filter and report filter?

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What we will do with the universe for faster process?

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What is data analytics in simple terms?

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Do you view contain data?

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What are the data types present in bo? What happens if we implement view in the designer n report?

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Hi Guys, I have been to L& T last week ..Please find the questions mentioned below 1)Slowly changing dimension types 2)DML statement 3)DDL statement 4)write a syntax to create database 5) differences between count(*) and count(column) 6) differences between union and union all 7) what is decode 8) what is NVL 9) Arrange the values in ascending order 10,5,20,15,null 10)Primary and surrogate key 11)what is group by clause does? 12)what is difference between truncate and delete 13)what is difference between OLAP and OLTP ? 14)Architecture of Datawarehouse 15)how do you test the data validation from source as (flat file and xml) to staging tables. 16)what is shedule and time bound the mentioned above question asked in two rounds.all the best

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Explain what is the metadata extension?

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Tell me what is degree of a relation?

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