Part III: Data Discovery with Informatica Developer > Mapplet and Mapping Profiling > Mapplet and Mapping Profiling Overview
  

Mapplet and Mapping Profiling Overview

You can define a column profile for an object in a mapplet or mapping. Run a profile on a mapplet or a mapping object when you want to verify the design of the mapping or mapplet without saving the profile results. You can also generate a mapping from a profile.