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What is etl tool in hadoop?


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More ETL Interview Questions

Can we parametrize the values of IN statement. Ex. Inside parameter file: Parameter='A','B','C' Inside Code: IN (INPUT_CHARACTER, $$Parameter)

2 Answers   Cognizant, IBM,


when should one create lookup transformation ?

2 Answers  


explain about your project architecture in ssis..could u please send to my mail..vinod.kjvk@gmail.com

0 Answers   Tech Mahindra,


What are snapshots? What are materialized views & where do we use them? What is a materialized view log?

0 Answers  


What is a staging area? What is the purpose of a staging area?

0 Answers  


what are the facilities provided by OLAP to analytical users?

1 Answers  


In informatica, I have 10 records in my source system. I need to load 2 records to target for each run. How do I do this?

0 Answers  


Do we need an ETL tool? When do we go for the tools in the market?

0 Answers  


How to load Session Statistics (Workflow name, TgtRows, Rejected Rows, SessStartTime,SessEndTime..)into a database table ?? Another Question: I want to pass values from oracle table or Flat file in Mapping parameter/Variable.. What is the method for that..Please provide me the solution step by step

1 Answers  


Eliminating of duplicate records without using dynamic lookups

3 Answers  


How to recover a workflow? What are the different approaches?( In prod i.e no access to modify)

0 Answers   IBM, Saama Tech, Wipro,


what is the difference between cardinality and Nullability?

0 Answers  


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