Which kind of index is preferred in DWH?

3 Answers  

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what is the necessity to use update strategy?(except for updates)

2 Answers   Emphasis,

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what is the purpose of surrogate key and diff between primary key&surrogate key

1 Answers   Cap Gemini,

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when i was running the seesion, after loading 100 records, session suddenly fails.Next time i want to load the remaing rows in target with out truncate target table.What should i use?

7 Answers   Cegedim, IBM, TCS,

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i have two flat files.. containing same type of data i want to load it to dwh..how many source qualifires i need

7 Answers   Deloitte,

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Define sessions in informatica etl?

0 Answers  

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Can a joiner be used in a mapplet.

1 Answers  

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Explain in detail scd type 2 through mapping.

0 Answers  

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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,

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What is blocking transformation?

0 Answers   Informatica,

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what is pre and post sql and what is diff between source presql and target pre sql

1 Answers   HCL, IBM,

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What are the new features in Informatica 5.0?

1 Answers  

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