org.apache.drill.exec.physical.impl.scan.project

Class ResolvedDictColumn

java.lang.Object

org.apache.drill.exec.physical.impl.scan.project.ResolvedColumn

org.apache.drill.exec.physical.impl.scan.project.ResolvedDictColumn

All Implemented Interfaces:

ColumnProjection

public class ResolvedDictColumn
extends ResolvedColumn

Constructor Summary

Constructors

Constructor and Description
ResolvedDictColumn(ResolvedTuple parent, MaterializedField schema, int sourceIndex)
ResolvedDictColumn(ResolvedTuple parent, String name)

Method Summary

Modifier and Type	Method and Description
ResolvedTuple	members()
String	name() The name of the column as it appears in the output row (record batch.)
ResolvedTuple	parent()
void	project(ResolvedTuple dest)
MaterializedField	schema() Return the type of this column.

Methods inherited from class org.apache.drill.exec.physical.impl.scan.project.ResolvedColumn

metadata, source, sourceIndex

Methods inherited from class java.lang.Object

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

Constructor Detail

ResolvedDictColumn

public ResolvedDictColumn(ResolvedTuple parent,
                          String name)

ResolvedDictColumn

public ResolvedDictColumn(ResolvedTuple parent,
                          MaterializedField schema,
                          int sourceIndex)

Method Detail

parent

public ResolvedTuple parent()

name

public String name()

Description copied from interface: ColumnProjection

The name of the column as it appears in the output row (record batch.)

Returns:

the output column name

members

public ResolvedTuple members()

project

public void project(ResolvedTuple dest)

Overrides:

project in class ResolvedColumn

schema

public MaterializedField schema()

Description copied from class: ResolvedColumn

Return the type of this column. Used primarily by the schema smoothing mechanism.

Specified by:

schema in class ResolvedColumn

Returns:

the MaterializedField representation of this column