org.apache.drill.common.logical.data

Class Scan

java.lang.Object

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

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

org.apache.drill.common.logical.data.Scan

All Implemented Interfaces:

Iterable<LogicalOperator>, GraphValue<LogicalOperator>, LogicalOperator

public class Scan
extends SourceOperator

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Scan.Builder

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

LogicalOperator.NodeBuilder<T extends LogicalOperator>

Constructor Summary

Constructors

Constructor and Description
Scan(String storageEngine, JSONOptions selection)

Method Summary

Modifier and Type	Method and Description
<T,X,E extends Throwable> T	accept(LogicalVisitor<T,X,E> logicalVisitor, X value) Provides capability to build a set of output based on traversing a query graph tree.
static Scan.Builder	builder()
JSONOptions	getSelection()
String	getStorageEngine()

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

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 java.lang.Iterable

forEach, spliterator

Constructor Detail

Scan

public Scan(String storageEngine,
            JSONOptions selection)

Method Detail

getStorageEngine

public String getStorageEngine()

getSelection

public JSONOptions getSelection()

accept

public <T,X,E extends Throwable> T accept(LogicalVisitor<T,X,E> logicalVisitor,
                                          X value)
                                   throws E extends Throwable

Description copied from interface: LogicalOperator

Provides capability to build a set of output based on traversing a query graph tree.

Returns:

Throws:

E extends Throwable

builder

public static Scan.Builder builder()