io.prestosql.sql.planner

Class PartitioningScheme

java.lang.Object

io.prestosql.sql.planner.PartitioningScheme

public class PartitioningScheme
extends Object

Constructor Summary

Constructors

Constructor and Description
PartitioningScheme(Partitioning partitioning, List<Symbol> outputLayout)
PartitioningScheme(Partitioning partitioning, List<Symbol> outputLayout, Optional<Symbol> hashColumn)
PartitioningScheme(Partitioning partitioning, List<Symbol> outputLayout, Optional<Symbol> hashColumn, boolean replicateNullsAndAny, Optional<int[]> bucketToPartition)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
Optional<int[]>	getBucketToPartition()
Optional<Symbol>	getHashColumn()
List<Symbol>	getOutputLayout()
Partitioning	getPartitioning()
int	hashCode()
boolean	isReplicateNullsAndAny()
String	toString()
PartitioningScheme	translateOutputLayout(List<Symbol> newOutputLayout)
PartitioningScheme	withBucketToPartition(Optional<int[]> bucketToPartition)

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitioningScheme

public PartitioningScheme(Partitioning partitioning,
                          List<Symbol> outputLayout)

PartitioningScheme

public PartitioningScheme(Partitioning partitioning,
                          List<Symbol> outputLayout,
                          Optional<Symbol> hashColumn)

PartitioningScheme

public PartitioningScheme(Partitioning partitioning,
                          List<Symbol> outputLayout,
                          Optional<Symbol> hashColumn,
                          boolean replicateNullsAndAny,
                          Optional<int[]> bucketToPartition)

Method Detail

getPartitioning

public Partitioning getPartitioning()

getOutputLayout

public List<Symbol> getOutputLayout()

getHashColumn

public Optional<Symbol> getHashColumn()

isReplicateNullsAndAny

public boolean isReplicateNullsAndAny()

getBucketToPartition

public Optional<int[]> getBucketToPartition()

withBucketToPartition

public PartitioningScheme withBucketToPartition(Optional<int[]> bucketToPartition)

translateOutputLayout

public PartitioningScheme translateOutputLayout(List<Symbol> newOutputLayout)

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