# Hierarchy For Package org.apache.datasketches.pig.frequencies

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.pig.EvalFunc<T>
    - org.apache.datasketches.pig.frequencies.AlgebraicInitial
      - org.apache.datasketches.pig.frequencies.DataToFrequentStringsSketch.Initial
      - org.apache.datasketches.pig.frequencies.UnionFrequentStringsSketch.Initial
    - org.apache.datasketches.pig.frequencies.DataToFrequentItemsSketch<T> (implements org.apache.pig.Accumulator<T>)
      - org.apache.datasketches.pig.frequencies.DataToFrequentStringsSketch (implements org.apache.pig.Algebraic)
    - org.apache.datasketches.pig.frequencies.DataToFrequentItemsSketchAlgebraicIntermediateFinal<T>
      - org.apache.datasketches.pig.frequencies.DataToFrequentStringsSketch.IntermediateFinal
    - org.apache.datasketches.pig.frequencies.FrequentStringsSketchToEstimates
    - org.apache.datasketches.pig.frequencies.UnionFrequentItemsSketch<T> (implements org.apache.pig.Accumulator<T>)
      - org.apache.datasketches.pig.frequencies.UnionFrequentStringsSketch (implements org.apache.pig.Algebraic)
    - org.apache.datasketches.pig.frequencies.UnionFrequentItemsSketchAlgebraicIntermediateFinal<T>
      - org.apache.datasketches.pig.frequencies.UnionFrequentStringsSketch.IntermediateFinal