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what is bitmap index?
did u use it?and how to use it in informatica
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Answer / isha
https://docs.oracle.com/cd/B28359_01/server.111/b28313/indexes.htm
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which one is costliest transformation? costliest means occupying more memory. which one Aggregator,sorter,filter,etc..
need for registering a repository server
On a day, I load 10 rows in my target and on next day if I get 10 more rows to be added to my target out of which 5 are updated rows how can I send them to target? How can I insert and update the record?
What is meant by lookup transformation? Explain the types of lookup transformation?
Do you find any difficulty while working with flat files as source and target?
What is the reusable transformation?
write sql query following table amount year quarter 1000 2003 first 2000 2003 second 3000 2003 third 4000 2003 fourth 5000 2004 first 6000 2004 second 7000 2004 third 8000 2004 fourth i want the output year q1_amount q2_amount q3_amount q4_amount 2003 1000 2000 3000 4000 2004 5000 6000 7000 8000 can anybady help me to achieve the aboue result by using informatica. thanks in advance.
What are the reusable transformations?
How to generate sequence numbers using expression transformation?
Explain the different dimensions.
Can we schedule a workflow(not a session) to run after completition of another workflow? Can we make a workflow depend on completition of another one?
Is it possible to revert a global repository to local one and why?
Teradata 
