org.apache.drill.common.logical.data

Class SourceOperator

java.lang.Object

org.apache.drill.common.logical.data.LogicalOperatorBase

org.apache.drill.common.logical.data.SourceOperator

All Implemented Interfaces:

Iterable<LogicalOperator>, GraphValue<LogicalOperator>, LogicalOperator

Direct Known Subclasses:

Scan, Unnest, Values

public abstract class SourceOperator
extends LogicalOperatorBase

An operator that produces data without any parents. (zero input operator)

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.drill.common.logical.data.LogicalOperator

LogicalOperator.NodeBuilder<T extends LogicalOperator>

Constructor Summary

Constructors

Constructor and Description
SourceOperator()

Method Summary

Modifier and Type	Method and Description
Iterator<LogicalOperator>	iterator()

Methods inherited from class org.apache.drill.common.logical.data.LogicalOperatorBase

accept, getMemo, hashCode, nodeBuilder, registerAsSubscriber, setMemo, setupAndValidate, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.drill.common.logical.data.LogicalOperator

accept

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

SourceOperator

public SourceOperator()

Method Detail

iterator

public Iterator<LogicalOperator> iterator()