Explain me what is vldb?

0 Answers  

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Explain clearly how to explain any (sales) project in interview. Actually feom where report developer work starts?pls reply as soon as possible?

0 Answers  

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OLAP architecture?

1 Answers   CTS, Honeywell,

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What is difference between query studio and report studio?

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What is Active Datawarehousing?

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How to design file watch jobs?

0 Answers  

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What is META DATA information in Data warehousing projects?

2 Answers   IBM,

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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

2 Answers   L&T,

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What is cubes?

0 Answers  

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Can any one explain about core dimension, balanced dimension, and dirty dimension?

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Explain the main difference between inmon and kimball philosophies of data warehousing?

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How to stop a batch?

0 Answers  

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