Difference between flat files and relational sources?
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hoe to access second value in mapping parameter if it is having more than one value ?????????????
if u can't find what you are looking for in lookup table, how do you handle?
when will use SQL override in a lookup transformation?
what is the meant by Normalization and de-normalization?
What do you understand by active and passive transformations?
what is the meaning of upgradation of Repository?
What is lookup table in etl testing?
what is a worklet?
can cubes contain measures ?
what are the concerns of OLTP and DSS systems?
how do u estimate the number of partitions that a mapping really requires? Is it dependent on the machine configuration?
list and discuss two approaches for updation of target table in Informatica and how they are different.