com.facebook.presto.hive

Class HiveNodePartitioningProvider

java.lang.Object

com.facebook.presto.hive.HiveNodePartitioningProvider

All Implemented Interfaces:

ConnectorNodePartitioningProvider

public class HiveNodePartitioningProvider
extends Object
implements ConnectorNodePartitioningProvider

Constructor Summary

Constructors

Constructor and Description
HiveNodePartitioningProvider(HiveConnectorId connectorId, NodeManager nodeManager)

Method Summary

Modifier and Type	Method and Description
BucketFunction	getBucketFunction(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle, List<Type> partitionChannelTypes, int bucketCount)
Map<Integer,Node>	getBucketToNode(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle)
java.util.function.ToIntFunction<ConnectorSplit>	getSplitBucketFunction(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle)

Methods inherited from class java.lang.Object

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

Constructor Detail

HiveNodePartitioningProvider

@Inject
public HiveNodePartitioningProvider(HiveConnectorId connectorId,
                                            NodeManager nodeManager)

Method Detail

getBucketFunction

public BucketFunction getBucketFunction(ConnectorTransactionHandle transactionHandle,
                                        ConnectorSession session,
                                        ConnectorPartitioningHandle partitioningHandle,
                                        List<Type> partitionChannelTypes,
                                        int bucketCount)

Specified by:

getBucketFunction in interface ConnectorNodePartitioningProvider

getBucketToNode

public Map<Integer,Node> getBucketToNode(ConnectorTransactionHandle transactionHandle,
                                         ConnectorSession session,
                                         ConnectorPartitioningHandle partitioningHandle)

Specified by:

getBucketToNode in interface ConnectorNodePartitioningProvider

getSplitBucketFunction

public java.util.function.ToIntFunction<ConnectorSplit> getSplitBucketFunction(ConnectorTransactionHandle transactionHandle,
                                                                               ConnectorSession session,
                                                                               ConnectorPartitioningHandle partitioningHandle)

Specified by:

getSplitBucketFunction in interface ConnectorNodePartitioningProvider