What do you understand by the term ‘transformation’?
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What is a mapping?
Assume u have a 24CPU machine with 24GB RAM, suggest how u would like to configure Informatica ,like number of concurrent sessions, RAM requirements etc,max partitions that u would permit per mapping.
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
When do we go for the tools in the market?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
What are the different Lookup methods used in Informatica?
How to delete data which is not in source table?
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Is hadoop a etl tool?
What are snapshots?
when u connect the repository for the first time it asks you for user name & password of repository and database both.But subsequent times it asks only repository password. why?
what is meant by drill through?(Mascot)
what is HISTOGRAM? how to generate statistics?