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What does “tail –f” command do and what is its use as an Informatica admin.

Question Posted / radhey shyam

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More Informatica Interview Questions

Can you generate sequence numbers without using the sequence generator transformation?

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What is the meaning of decode in informatica?

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What is the benefit of session partitioning?

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Had any one faced informatica(ETL/Developer), Datawarehouseing interview in UK. Than plz help me (i have any exprience of 3yrs informatica,datawarehousing,oracle,teradata) 1.hw the procedure will b here 2. wht type of question's they will b asking. 3.In which area they concertate more. since this is the first time im facing interview in UK. plz help ASAP.it will b a great help for me thanks to All in Advance

2 Answers  

have you developed documents in your project? and what documents we develop in realtime?

2 Answers   IBM,

The Source coloumns are A,B,C with data row1- 10,20,30 row2- 40,50,60 row3-70,80,90 and so on. In the target I want one coloumn with the following data, Coloumn-X, row1-10,row2- 20,row3-30,row4-40,row5-50 and so on. How to achieve this?

3 Answers   Cap Gemini,

What is the difference between Bulk Load and Normal Load

3 Answers   TCS,

tell me the datawarehouse defination,and it is maintaing hystorical data meaning,what is the use

1 Answers  

what is fact and what types of fact tables is there

4 Answers   Cap Gemini,

What the difference is between a database, a data warehouse and a data mart?

0 Answers  

Hi I have been asked several times the following questions. 1.How does one do incremnental loading 2.Scenario - You are trying to load reasonable amount of rows into the target table, and its taking a helluva lot of time.What could be the reasons? I hate to answer these tw0 , gives me nightmares to even think of it!!! 3.Tell me any complex situation you have faced( as an Informatica Developer) and how did you resolve it. 4.tell me any complex mapping that you have done. All the experienced people out there , please please, reply to these questions.

2 Answers  

what is mapping parameter?

2 Answers   Cap Gemini,

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