com.facebook.presto.sql.tree

Class Relation

java.lang.Object

com.facebook.presto.sql.tree.Node

com.facebook.presto.sql.tree.Relation

Direct Known Subclasses:

AliasedRelation, Join, QueryBody, SampledRelation

public abstract class Relation
extends Node

Constructor Summary

Constructors

Constructor and Description
Relation()

Method Summary

Methods

Modifier and Type	Method and Description
<R,C> R	accept(AstVisitor<R,C> visitor, C context)
abstract boolean	equals(Object obj)
abstract int	hashCode()
abstract String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Relation

public Relation()

Method Detail

hashCode

public abstract int hashCode()

Specified by:

hashCode in class Node

equals

public abstract boolean equals(Object obj)

Specified by:

equals in class Node

toString

public abstract String toString()

Specified by:

toString in class Node

accept

public <R,C> R accept(AstVisitor<R,C> visitor,
             C context)

Overrides:

accept in class Node