# Package org.apache.hadoop.mapreduce.lib.fieldsel

- Class Summary
  Class | Description
  --- | ---
  FieldSelectionHelper | This class implements a mapper/reducer class that can be used to perform field selections in a manner similar to unix cut.
  FieldSelectionMapper<K,V> | This class implements a mapper class that can be used to perform field selections in a manner similar to unix cut.
  FieldSelectionReducer<K,V> | This class implements a reducer class that can be used to perform field selections in a manner similar to unix cut.

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