# Hierarchy For Package adql.query.constraint

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - adql.query.ADQLList<T> (implements adql.query.ADQLObject, java.lang.Iterable<T>)
    - adql.query.ClauseADQL<T>
      - adql.query.ClauseConstraints
        - adql.query.constraint.ConstraintsGroup (implements adql.query.constraint.ADQLConstraint)
  - adql.query.constraint.Between (implements adql.query.constraint.ADQLConstraint)
  - adql.query.constraint.Comparison (implements adql.query.constraint.ADQLConstraint)
  - adql.query.constraint.Exists (implements adql.query.constraint.ADQLConstraint)
  - adql.query.constraint.In (implements adql.query.constraint.ADQLConstraint)
  - adql.query.constraint.IsNull (implements adql.query.constraint.ADQLConstraint)
  - adql.query.constraint.NotConstraint (implements adql.query.constraint.ADQLConstraint)

## Interface Hierarchy

- adql.query.ADQLObject
  - adql.query.constraint.ADQLConstraint

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - adql.query.constraint.ComparisonOperator