org.apache.drill.exec.planner.logical

Class FieldsReWriterUtil.DesiredField

java.lang.Object

org.apache.drill.exec.planner.logical.FieldsReWriterUtil.DesiredField

Enclosing class:

FieldsReWriterUtil

public static class FieldsReWriterUtil.DesiredField
extends Object

Holder class to store field information (name and type) with the list of nodes this field is used in. Primary used to hold information about new field during field re-write process.

Constructor Summary

Constructors

Constructor and Description
DesiredField(String name, org.apache.calcite.rel.type.RelDataType type, org.apache.calcite.rex.RexNode node)

Method Summary

Modifier and Type	Method and Description
void	addNode(org.apache.calcite.rex.RexNode originalNode)
String	getName()
List<org.apache.calcite.rex.RexNode>	getNodes()
org.apache.calcite.rel.type.RelDataType	getType()

Methods inherited from class java.lang.Object

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

Constructor Detail

DesiredField

public DesiredField(String name,
                    org.apache.calcite.rel.type.RelDataType type,
                    org.apache.calcite.rex.RexNode node)

Method Detail

addNode

public void addNode(org.apache.calcite.rex.RexNode originalNode)

getName

public String getName()

getType

public org.apache.calcite.rel.type.RelDataType getType()

getNodes

public List<org.apache.calcite.rex.RexNode> getNodes()