Which kind of index is preferred in DWH?

2 Answers  

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what is worklet and what use of worklet and in which situation we can use it?

4 Answers   Patni, TCS,

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Explain the types of transformations?

0 Answers  

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What is power center repository?

1 Answers  

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without using rank transformation how can we rank items by using some other transformations

2 Answers  

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Implementation methodology

0 Answers  

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tell me 5 session failure in real time how can you solve that in your project?

0 Answers   CSC,

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How your source files are coming to your ETL server. Actually at which stage of your mapping it is happen.

1 Answers   Cognizant,

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Q. source having mutile depatment of data, dept1, dept2 ....dept10 today. we have mutilple depts in source, we need to generate dept1, dept2 and multile files in target side. today we have 10 dept which have 10 files, tommorow we have only 4 dept and 4 files, dayafter tommorow we have only 6 all the number of files in the targete file directory it's always dynamic. how can acheive it.

0 Answers  

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After a load is done to my target table, I need to insert a last row, which might be formed at some expression transformation and brought to target. Do I have to have separate mapping to be run after the 1st mapping? Or in a single mapping how to achieve this?

3 Answers   TCS,

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Why do you use Mapping Parameter and mapping variable?

0 Answers  

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Design a mapping to load a target table with the following values from the above source?

0 Answers   Informatica,

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