# Hierarchy For Package adql.query.operand

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - adql.query.operand.ADQLColumn (implements adql.query.operand.ADQLOperand, adql.query.operand.UnknownType)
  - adql.query.ADQLList<T> (implements adql.query.ADQLObject, java.lang.Iterable<T>)
    - adql.query.operand.Concatenation (implements adql.query.operand.ADQLOperand)
  - adql.query.operand.NegativeOperand (implements adql.query.operand.ADQLOperand)
  - adql.query.operand.NumericConstant (implements adql.query.operand.ADQLOperand)
  - adql.query.operand.Operation (implements adql.query.operand.ADQLOperand)
  - adql.query.operand.StringConstant (implements adql.query.operand.ADQLOperand)
  - adql.query.operand.WrappedOperand (implements adql.query.operand.ADQLOperand)

## Interface Hierarchy

- adql.query.ADQLObject
  - adql.query.operand.ADQLOperand
    - adql.query.operand.UnknownType

## Enum Hierarchy

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