Answer Posted / swetha
The Designer automatically creates a RANKINDEX port for each
Rank transformation. The Informatica Server uses the Rank
Index port to store the ranking position for each record in
a group. For example, if you create a Rank transformation
that ranks the top 5 salespersons for each quarter, the rank
index numbers the salespeople from 1 to 5:
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Suppose on 1st Nov 2010 you had created a mapping which includes huge aggregator calculations and it is under process for next two days. You will notice that even on 3rd day also its still calculating. So without changing a logic or changing a mapping How will you troubleshot or to run that mapping? Explain the steps
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