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What is Rank Transformation in PowerCenter Guide about?

The document discusses using the Rank transformation in Informatica PowerCenter to select the top or bottom ranked data values from a data set. Specifically, it provides details on: 1) How the Rank transformation allows selecting the top or bottom ranked values in a group, not just a single value, by caching input data. 2) The properties and ports used in a Rank transformation, including setting the rank, group by, cache sizes, and connecting the rank port. 3) An example of finding the top 2 salaried

Author

Bangalore Trainings

Language

EN