org.apache.drill.exec.physical.base

Class AbstractJoinPop

java.lang.Object

org.apache.drill.exec.physical.base.AbstractBase

org.apache.drill.exec.physical.base.AbstractJoinPop

All Implemented Interfaces:

Iterable<PhysicalOperator>, GraphValue<PhysicalOperator>, PhysicalOperator

Direct Known Subclasses:

HashJoinPOP, LateralJoinPOP, MergeJoinPOP, NestedLoopJoinPOP

public abstract class AbstractJoinPop
extends AbstractBase

Field Summary

Fields

Modifier and Type	Field and Description
protected LogicalExpression	condition
protected List<JoinCondition>	conditions
protected org.apache.calcite.rel.core.JoinRelType	joinType
protected PhysicalOperator	left
protected PhysicalOperator	right
protected boolean	semiJoin

Fields inherited from class org.apache.drill.exec.physical.base.AbstractBase

INIT_ALLOCATION, initialAllocation, MAX_ALLOCATION, maxAllocation, userName

Constructor Summary

Constructors

Constructor and Description
AbstractJoinPop(PhysicalOperator leftOp, PhysicalOperator rightOp, org.apache.calcite.rel.core.JoinRelType joinType, boolean semiJoin, LogicalExpression joinCondition, List<JoinCondition> joinConditions)

Method Summary

Modifier and Type	Method and Description
<T,X,E extends Throwable> T	accept(PhysicalVisitor<T,X,E> physicalVisitor, X value) Provides capability to build a set of output based on traversing a query graph tree.
LogicalExpression	getCondition()
List<JoinCondition>	getConditions()
org.apache.calcite.rel.core.JoinRelType	getJoinType()
PhysicalOperator	getLeft()
PhysicalOperator	getRight()
boolean	isSemiJoin()
Iterator<PhysicalOperator>	iterator()

Methods inherited from class org.apache.drill.exec.physical.base.AbstractBase

accept, getCost, getInitialAllocation, getMaxAllocation, getOperatorId, getSVMode, getUserName, isBufferedOperator, isExecutable, setCost, setMaxAllocation, setOperatorId

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.drill.exec.physical.base.PhysicalOperator

getNewWithChildren, getOperatorType

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

left

protected final PhysicalOperator left

right

protected final PhysicalOperator right

joinType

protected final org.apache.calcite.rel.core.JoinRelType joinType

semiJoin

protected final boolean semiJoin

condition

protected final LogicalExpression condition

conditions

protected final List<JoinCondition> conditions

Constructor Detail

AbstractJoinPop

public AbstractJoinPop(PhysicalOperator leftOp,
                       PhysicalOperator rightOp,
                       org.apache.calcite.rel.core.JoinRelType joinType,
                       boolean semiJoin,
                       LogicalExpression joinCondition,
                       List<JoinCondition> joinConditions)

Method Detail

accept

public <T,X,E extends Throwable> T accept(PhysicalVisitor<T,X,E> physicalVisitor,
                                          X value)
                                   throws E extends Throwable

Description copied from interface: PhysicalOperator

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

Throws:

E extends Throwable

iterator

public Iterator<PhysicalOperator> iterator()

getLeft

public PhysicalOperator getLeft()

getRight

public PhysicalOperator getRight()

getJoinType

public org.apache.calcite.rel.core.JoinRelType getJoinType()

isSemiJoin

public boolean isSemiJoin()

getCondition

public LogicalExpression getCondition()

getConditions

public List<JoinCondition> getConditions()