PartitionFunction (trino-main 460 API)

All Known Implementing Classes:: BucketPartitionFunction, LocalPartitionGenerator, SkewedPartitionFunction

public interface PartitionFunction

Method Summary

Modifier and Type

Method

Description

int

getPartition(Page page, int position)

int

partitionCount()

Method Details
- partitionCount
  
  int partitionCount()
- getPartition
  
  int getPartition(Page page, int position)
  
  Parameters:
  
  page - the arguments to bucketing function in order (no extra columns)