Name at least three brands of Database Management Systems

1 Answers  

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What are the advantages and disadvantages of reporting directly against the database?

0 Answers  

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Explain can report net connect multiple datasource at a time in report creation time?

0 Answers  

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What is Drill by? drill through?

1 Answers   CMC, iFlex,

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What is Sequence clustering algorithm?

0 Answers  

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suppose data are coming from different locations and those data will not change . is there any need to use surrogate key ?

3 Answers   Oracle,

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Explain what are the different types of join operations?

0 Answers  

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what is data validation strategies for data mart validation after loading process

1 Answers  

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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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How many repositories can we create in Informatica?

14 Answers   Informatica,

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how to calculate sum(sal) with out using aggregator satge

3 Answers   HSBC,

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How to eliminate duplicate rows from flat file?

0 Answers  

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