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Explain do we need an etl tool? When do we go for the tools in the market?
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what do u do when DB time takes more?in sap bi
A mapping contains source table S_Time(stat_year,end_year) target table TIM_DIM(date,day,month,year,quarter) stored procedure transformation: A procedure has two parameters I_end_year and output parameter as O_date ,day , month, year, quarter, If this session is running, how many rows will be available in the target and why?
Difference between flat files and relational sources?
my name is amar i want display 1st line A 2nd line M 3rd line A 4th line R in database & informatica
How to fine tune mappings?
how do u estimate the depth of the session scheduling queue? Where do u set the number of maximum concurrent sessions that Informatica can run at a given time?
What is tracing level? How many types of transformations supported by sorted input?
how would u estimate the size of Aggregator transform data and index cache?
What are the different ways to deploy the code in informatica?
1 Answers IBM, Saama Tech, Wipro,
Explain the use lookup tables and Aggregate tables?
What is a staging area? What is the purpose of a staging area?
Is hadoop a etl tool?
Teradata 
