Package io.trino.spi.connector

Interface ConnectorNodePartitioningProvider

public interface ConnectorNodePartitioningProvider

Method Summary

Modifier and Type	Method	Description
BucketFunction	getBucketFunction(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle, List<Type> partitionChannelTypes, int bucketCount)
default Optional<ConnectorBucketNodeMap>	getBucketNodeMapping(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle)
default ToIntFunction<ConnectorSplit>	getSplitBucketFunction(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle)

Method Details

getBucketNodeMapping

default Optional<ConnectorBucketNodeMap> getBucketNodeMapping(ConnectorTransactionHandle transactionHandle,
 ConnectorSession session,
 ConnectorPartitioningHandle partitioningHandle)

getSplitBucketFunction

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

getBucketFunction

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