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Answer Posted / maruthi
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please tell me any easy ways of testing the Data warehouse project. In my project we are not using any tools for ETL. we are writing scripts in SCRIPTELLA. And we using Pentaho tool for Reporting How can i test all these. please tell me ASAP. thanks in adavance
1.Identify and discuss the problems which are occurred during data quality verification for the single-source and multi-source problems. 2.Testing has very important role in DWH. In ETL testing phase, how can we perform the integration testing and regression testing? 3.What are the perquisites of system testing and regression testing in ETL phase?
flat filevalidation in informatica
what is the use of server?
Explain the use lookup tables and Aggregate tables?
What are the etl testing operations includes?
What are three tier systems in etl?
what are the session parameters? How do u set them?
where are the log files generally stored.Can you change the path of the file.what can the path be?
tell me few points when u become TL
What are the different Lookup methods used in Informatica?
what are the types in error loging?
How to increase performance without changing anything in mapping.( In prod)
When do we analyze the tables? How do we do it?
What are the three tiers in etl?
