org.apache.calcite.materialize

Class Lattice.Edge

java.lang.Object

org.apache.calcite.util.graph.DefaultEdge

org.apache.calcite.materialize.Lattice.Edge

Enclosing class:

Lattice

private static class Lattice.Edge
extends DefaultEdge

Edge in the temporary graph.

Field Summary

Fields

Modifier and Type	Field and Description
static DirectedGraph.EdgeFactory<RelNode,Lattice.Edge>	FACTORY
(package private) List<IntPair>	pairs

Fields inherited from class org.apache.calcite.util.graph.DefaultEdge

source, target

Constructor Summary

Constructors

Constructor and Description
Edge(RelNode source, RelNode target)

Method Summary

Modifier and Type	Method and Description
RelNode	getSource()
RelNode	getTarget()

Methods inherited from class org.apache.calcite.util.graph.DefaultEdge

equals, factory, hashCode

Methods inherited from class java.lang.Object

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

Field Detail

FACTORY

public static final DirectedGraph.EdgeFactory<RelNode,Lattice.Edge> FACTORY

pairs

final List<IntPair> pairs

Constructor Detail

Edge

Edge(RelNode source,
     RelNode target)

Method Detail

getTarget

public RelNode getTarget()

getSource

public RelNode getSource()