Package 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	Description
protected final LogicalExpression	condition
protected final List<JoinCondition>	conditions
protected final org.apache.calcite.rel.core.JoinRelType	joinType
protected final PhysicalOperator	left
protected final PhysicalOperator	right
protected final boolean	semiJoin

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

INIT_ALLOCATION, initialAllocation, MAX_ALLOCATION, maxAllocation, userName

Constructor Summary

Constructors

Constructor	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	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 java.lang.Iterable

forEach, spliterator

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

getNewWithChildren, getOperatorType

Field Details

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 Details

AbstractJoinPop

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

Method Details

accept

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

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()