Package org.apache.flink.table.planner.adaptive

Class AdaptiveJoinOperatorGenerator

java.lang.Object

org.apache.flink.table.planner.adaptive.AdaptiveJoinOperatorGenerator

All Implemented Interfaces:

Serializable, org.apache.flink.table.runtime.operators.join.adaptive.AdaptiveJoin

public class AdaptiveJoinOperatorGenerator
extends Object
implements org.apache.flink.table.runtime.operators.join.adaptive.AdaptiveJoin

Implementation class for AdaptiveJoin. It can selectively generate broadcast hash join, shuffle hash join or shuffle merge join operator based on actual conditions.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor

Description

AdaptiveJoinOperatorGenerator(int[] leftKeys, int[] rightKeys, org.apache.flink.table.runtime.operators.join.FlinkJoinType joinType, boolean[] filterNulls, org.apache.flink.table.types.logical.RowType leftType, org.apache.flink.table.types.logical.RowType rightType, org.apache.flink.table.runtime.generated.GeneratedJoinCondition condFunc, int leftRowSize, int rightRowSize, long leftRowCount, long rightRowCount, boolean tryDistinctBuildRow, long managedMemory, boolean leftIsBuild, OperatorType originalJoin)

Method Summary

Modifier and Type	Method	Description
org.apache.flink.streaming.api.operators.StreamOperatorFactory<?>	genOperatorFactory(ClassLoader classLoader, org.apache.flink.configuration.ReadableConfig config)
org.apache.flink.table.runtime.operators.join.FlinkJoinType	getJoinType()
void	markAsBroadcastJoin(boolean canBroadcast, boolean leftIsBuild)
boolean	shouldReorderInputs()

Methods inherited from class java.lang.Object

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

Constructor Details

AdaptiveJoinOperatorGenerator

public AdaptiveJoinOperatorGenerator(int[] leftKeys,
 int[] rightKeys,
 org.apache.flink.table.runtime.operators.join.FlinkJoinType joinType,
 boolean[] filterNulls,
 org.apache.flink.table.types.logical.RowType leftType,
 org.apache.flink.table.types.logical.RowType rightType,
 org.apache.flink.table.runtime.generated.GeneratedJoinCondition condFunc,
 int leftRowSize,
 int rightRowSize,
 long leftRowCount,
 long rightRowCount,
 boolean tryDistinctBuildRow,
 long managedMemory,
 boolean leftIsBuild,
 OperatorType originalJoin)

Method Details

genOperatorFactory

public org.apache.flink.streaming.api.operators.StreamOperatorFactory<?> genOperatorFactory(ClassLoader classLoader,
 org.apache.flink.configuration.ReadableConfig config)

Specified by:

genOperatorFactory in interface org.apache.flink.table.runtime.operators.join.adaptive.AdaptiveJoin

getJoinType

public org.apache.flink.table.runtime.operators.join.FlinkJoinType getJoinType()

Specified by:

getJoinType in interface org.apache.flink.table.runtime.operators.join.adaptive.AdaptiveJoin

markAsBroadcastJoin

public void markAsBroadcastJoin(boolean canBroadcast,
 boolean leftIsBuild)

Specified by:

markAsBroadcastJoin in interface org.apache.flink.table.runtime.operators.join.adaptive.AdaptiveJoin

shouldReorderInputs

public boolean shouldReorderInputs()

Specified by:

shouldReorderInputs in interface org.apache.flink.table.runtime.operators.join.adaptive.AdaptiveJoin