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Do we need an ETL tool? When do we go for the tools in the market?
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What are the etl testing operations includes?
What is the difference between Data Warehousing and Data Mining?
If you concatenate data from a normalizer transformation,the ports you concatenate cannot include OCCURS(T/F).
what is a parameter when and where do u them when does the value will be created. Designing time, run time. If u don't create parameter what will happen?
What is partitioning? Explain different types of partitioning?
where are the log files generally stored.Can you change the path of the file.what can the path be?
without using ETL tool can u prepare a Data warehousing and maintaining?
What are three tier systems in etl?
what is meant by drill through?(Mascot)
what are the parts of Informatica server ?
When do we go for the tools in the market?
What are the different Lookup methods used in Informatica?
Teradata 
