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Answer Posted / prasuna
Data Merging: It is a process of combning Non-Similar
structures or Similar structure data into Target Warehouse
system.
To combine Non Similar we can use Joins Concept,For
Similar We can use Union Concept
Data Cleansing:It is a process of converting Non Unique
data format of the source system into unique data format of
Target Warehouse system.
I dont Know definion for Data Sampling..can anyone plz give
the answer...
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