Package org.apache.calcite.materialize

Class LatticeSuggester.StepRef

java.lang.Object

org.apache.calcite.util.graph.DefaultEdge

org.apache.calcite.materialize.LatticeSuggester.StepRef

Enclosing class:

LatticeSuggester

private static class LatticeSuggester.StepRef
extends DefaultEdge

Use of a step within a query. A step can be used more than once.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	LatticeSuggester.StepRef.Factory	Creates LatticeSuggester.StepRef instances.

Field Summary

Fields

Modifier and Type	Field	Description
private int	ordinalInQuery
(package private) Step	step

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

source, target

Constructor Summary

Constructors

Constructor	Description
StepRef(LatticeSuggester.TableRef source, LatticeSuggester.TableRef target, Step step, int ordinalInQuery)

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object obj)
int	hashCode()
(package private) LatticeSuggester.TableRef	source()
(package private) LatticeSuggester.TableRef	target()
java.lang.String	toString()

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

factory

Methods inherited from class java.lang.Object

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

Field Detail

step

final Step step

ordinalInQuery

private final int ordinalInQuery

Constructor Detail

StepRef

StepRef(LatticeSuggester.TableRef source,
        LatticeSuggester.TableRef target,
        Step step,
        int ordinalInQuery)

Method Detail

hashCode

public int hashCode()

Overrides:

hashCode in class DefaultEdge

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class DefaultEdge

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

source

LatticeSuggester.TableRef source()

target

LatticeSuggester.TableRef target()