explain the methodology of Data Warehousing?(Polaries)
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explain the methodology of Data Warehousing?(Polaries)
Can we parametrize the values of IN statement. Ex. Inside parameter file: Parameter='A','B','C' Inside Code: IN (INPUT_CHARACTER, $$Parameter)
where is the cache (lookup, index) created and how can you see it.
What are the types of Data Warehouse applications?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
What is a mapping?
How many types of transformations supported by sorted input?
What is meant by incremental load?
Can we create Hierarchies in generic datasources?
What is the difference between project backlog and product backlog?
what is the meant by Normalization and de-normalization?
what is pmrep command?