I HAVE A FLAT FILE DO THE NULL CHEK AND PRIMARI KEY CHEK AND DATE VALIDITAION LOAD TO TARGET TABLE

1 Answers   Wipro,

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Explain what is a view as it relates to system modeling?

0 Answers  

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How can you set the session management?

0 Answers  

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Explain what is metadata reporter?

0 Answers  

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What is the difference between Oracle Express and Oracle Discoverer?

1 Answers  

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How can we schedule the graph in unix?

0 Answers  

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Can you explain how analysis service works?

1 Answers  

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What is difference macros and prompts?

0 Answers  

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Can any one explain the hierarchies level data warehousing.

0 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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What is aggregate awareness?

2 Answers  

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What is the difference between an ODS and a W/H?

1 Answers   Barclays,

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