Package io.trino.operator.window

Interface Partitioner

All Known Implementing Classes:

PatternRecognitionPartitioner, RegularWindowPartitioner

public interface Partitioner

Method Summary

Modifier and Type	Method	Description
WindowPartition	createPartition(PagesIndex pagesIndex, int partitionStart, int partitionEnd, int[] outputChannels, List<WindowFunction> windowFunctions, List<FrameInfo> frames, PagesHashStrategy peerGroupHashStrategy, Map<WindowOperator.FrameBoundKey,PagesIndexComparator> frameBoundComparators, AggregatedMemoryContext memoryContext)

Method Details

createPartition

WindowPartition createPartition(PagesIndex pagesIndex,
 int partitionStart,
 int partitionEnd,
 int[] outputChannels,
 List<WindowFunction> windowFunctions,
 List<FrameInfo> frames,
 PagesHashStrategy peerGroupHashStrategy,
 Map<WindowOperator.FrameBoundKey,PagesIndexComparator> frameBoundComparators,
 AggregatedMemoryContext memoryContext)