How does the aggregator transformation handle null values?
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How you count the number of records available at your source?
If you done any modifications for a table in back end does it reflect in informatca warehouse or maping?
What is data caches/ index caches?
Difference between Data and Index Caches?
While using update strategy in the mapping which gives more performance, a flat file or Table? Why? What are the advantages and disadvantages?
What are the technical challenges faced in Informatica production support member? Give any one example and how to solve it?
Update strategy transformation is an active transformation.How it changes the number of records that pass through it? Please explain....
What are the out put files that the informatica server creates during the session running?
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What is the main difference between a Joiner Transformation and Union Transformation?
What are the differences between joiner transformation and source qualifier transformation?
What is meant by lookup transformation? Explain the types of lookup transformation?