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()

Method Summary

Modifier and Type	Method and Description
int	getBucketCount(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle)
BucketFunction	getBucketFunction(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle, List<Type> partitionChannelTypes, int bucketCount)
ConnectorBucketNodeMap	getBucketNodeMap(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle, List<Node> sortedNodes)
ToIntFunction<ConnectorSplit>	getSplitBucketFunction(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle)
List<ConnectorPartitionHandle>	listPartitionHandles(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

public HiveNodePartitioningProvider()

Method Detail

getBucketFunction

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

Specified by:

getBucketFunction in interface ConnectorNodePartitioningProvider

getBucketNodeMap

public ConnectorBucketNodeMap getBucketNodeMap(ConnectorTransactionHandle transactionHandle,
                                               ConnectorSession session,
                                               ConnectorPartitioningHandle partitioningHandle,
                                               List<Node> sortedNodes)

Specified by:

getBucketNodeMap in interface ConnectorNodePartitioningProvider

getSplitBucketFunction

public ToIntFunction<ConnectorSplit> getSplitBucketFunction(ConnectorTransactionHandle transactionHandle,
                                                            ConnectorSession session,
                                                            ConnectorPartitioningHandle partitioningHandle)

Specified by:

getSplitBucketFunction in interface ConnectorNodePartitioningProvider

getBucketCount

public int getBucketCount(ConnectorTransactionHandle transactionHandle,
                          ConnectorSession session,
                          ConnectorPartitioningHandle partitioningHandle)

Specified by:

getBucketCount in interface ConnectorNodePartitioningProvider

listPartitionHandles

public List<ConnectorPartitionHandle> listPartitionHandles(ConnectorTransactionHandle transactionHandle,
                                                           ConnectorSession session,
                                                           ConnectorPartitioningHandle partitioningHandle)

Specified by:

listPartitionHandles in interface ConnectorNodePartitioningProvider