Package org.apache.wayang.postgres.mapping

Class ProjectionMapping

java.lang.Object

org.apache.wayang.postgres.mapping.ProjectionMapping

All Implemented Interfaces:

Mapping

public class ProjectionMapping
extends java.lang.Object
implements Mapping

/** Mapping from MapOperator to PostgresProjectionOperator.

Constructor Summary

Constructors

Constructor	Description
ProjectionMapping()

Method Summary

Modifier and Type	Method	Description
java.util.Collection<PlanTransformation>	getTransformations()

Methods inherited from class java.lang.Object

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

Constructor Detail

ProjectionMapping

public ProjectionMapping()

Method Detail

getTransformations

public java.util.Collection<PlanTransformation> getTransformations()

Specified by:

getTransformations in interface Mapping

Returns:

the transformations that make up this mapping