Package io.prestosql.sql.planner

Class SystemPartitioningHandle

java.lang.Object

io.prestosql.sql.planner.SystemPartitioningHandle

All Implemented Interfaces:

ConnectorPartitioningHandle

public final class SystemPartitioningHandle
extends Object
implements ConnectorPartitioningHandle

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SystemPartitioningHandle.SystemPartitionFunction

Field Summary

Fields

Modifier and Type	Field	Description
static PartitioningHandle	ARBITRARY_DISTRIBUTION
static PartitioningHandle	COORDINATOR_DISTRIBUTION
static PartitioningHandle	FIXED_ARBITRARY_DISTRIBUTION
static PartitioningHandle	FIXED_BROADCAST_DISTRIBUTION
static PartitioningHandle	FIXED_HASH_DISTRIBUTION
static PartitioningHandle	FIXED_PASSTHROUGH_DISTRIBUTION
static PartitioningHandle	SCALED_WRITER_DISTRIBUTION
static PartitioningHandle	SINGLE_DISTRIBUTION
static PartitioningHandle	SOURCE_DISTRIBUTION

Constructor Summary

Constructors

Constructor	Description
SystemPartitioningHandle(io.prestosql.sql.planner.SystemPartitioningHandle.SystemPartitioning partitioning, SystemPartitioningHandle.SystemPartitionFunction function)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
SystemPartitioningHandle.SystemPartitionFunction	getFunction()
NodePartitionMap	getNodePartitionMap(Session session, NodeScheduler nodeScheduler)
PartitionFunction	getPartitionFunction(List<Type> partitionChannelTypes, boolean isHashPrecomputed, int[] bucketToPartition, BlockTypeOperators blockTypeOperators)
io.prestosql.sql.planner.SystemPartitioningHandle.SystemPartitioning	getPartitioning()
int	hashCode()
boolean	isCoordinatorOnly()
boolean	isSingleNode()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

SINGLE_DISTRIBUTION

public static final PartitioningHandle SINGLE_DISTRIBUTION

COORDINATOR_DISTRIBUTION

public static final PartitioningHandle COORDINATOR_DISTRIBUTION

FIXED_HASH_DISTRIBUTION

public static final PartitioningHandle FIXED_HASH_DISTRIBUTION

FIXED_ARBITRARY_DISTRIBUTION

public static final PartitioningHandle FIXED_ARBITRARY_DISTRIBUTION

FIXED_BROADCAST_DISTRIBUTION

public static final PartitioningHandle FIXED_BROADCAST_DISTRIBUTION

SCALED_WRITER_DISTRIBUTION

public static final PartitioningHandle SCALED_WRITER_DISTRIBUTION

SOURCE_DISTRIBUTION

public static final PartitioningHandle SOURCE_DISTRIBUTION

ARBITRARY_DISTRIBUTION

public static final PartitioningHandle ARBITRARY_DISTRIBUTION

FIXED_PASSTHROUGH_DISTRIBUTION

public static final PartitioningHandle FIXED_PASSTHROUGH_DISTRIBUTION

Constructor Detail

SystemPartitioningHandle

public SystemPartitioningHandle(io.prestosql.sql.planner.SystemPartitioningHandle.SystemPartitioning partitioning,
                                SystemPartitioningHandle.SystemPartitionFunction function)

Method Detail

getPartitioning

public io.prestosql.sql.planner.SystemPartitioningHandle.SystemPartitioning getPartitioning()

getFunction

public SystemPartitioningHandle.SystemPartitionFunction getFunction()

isSingleNode

public boolean isSingleNode()

Specified by:

isSingleNode in interface ConnectorPartitioningHandle

isCoordinatorOnly

public boolean isCoordinatorOnly()

Specified by:

isCoordinatorOnly in interface ConnectorPartitioningHandle

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

getNodePartitionMap

public NodePartitionMap getNodePartitionMap(Session session,
                                            NodeScheduler nodeScheduler)

getPartitionFunction

public PartitionFunction getPartitionFunction(List<Type> partitionChannelTypes,
                                              boolean isHashPrecomputed,
                                              int[] bucketToPartition,
                                              BlockTypeOperators blockTypeOperators)