# Hierarchy For Package org.apache.datasketches.frequencies

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.datasketches.frequencies.ItemsSketch<T>
  - org.apache.datasketches.frequencies.ItemsSketch.Row<T> (implements java.lang.Comparable<T>)
  - org.apache.datasketches.frequencies.LongsSketch
  - org.apache.datasketches.frequencies.LongsSketch.Row (implements java.lang.Comparable<T>)

## Enum Class Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.lang.constant.Constable, java.io.Serializable)
    - org.apache.datasketches.frequencies.ErrorType