A client’s data has information from several source systems combined into a single input file. The data needs to be matched within source system and all data must be retained. There is a field present in the data which identifies the source system.
Which approach would best accomplish this task?
A. Pass all the data into a Match One-source stage blocking on the Source System field.
B. Pass all the data into a Remove Duplicates stage and process the remaining data into an One- source match blocking on the Source System field.
C. Separate the data by source system using a Filter stage, pass each sources system’s data through an One-source match and match on the Source System field.
D. Sort the data by source system, pass the data through a Remove Duplicates stage and pass the data to a Two-source match stage blocking on the Source System field.
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