Package io.trino.operator.window

Class PatternRecognitionPartition

java.lang.Object

io.trino.operator.window.PatternRecognitionPartition

All Implemented Interfaces:

WindowPartition

public final class PatternRecognitionPartition
extends Object
implements WindowPartition

Constructor Summary

Constructors

Constructor

Description

PatternRecognitionPartition(PagesIndex pagesIndex, int partitionStart, int partitionEnd, int[] outputChannels, List<WindowFunction> windowFunctions, PagesHashStrategy peerGroupHashStrategy, AggregatedMemoryContext memoryContext, List<MeasureComputation> measures, List<MatchAggregation> measureAggregations, List<ArgumentComputation> measureComputationsAggregationArguments, Optional<FrameInfo> commonBaseFrame, PatternRecognitionRelation.RowsPerMatch rowsPerMatch, Optional<LogicalIndexNavigation> skipToNavigation, SkipTo.Position skipToPosition, boolean initial, Matcher matcher, List<LabelEvaluator.Evaluation> labelEvaluations, List<ArgumentComputation> labelEvaluationsAggregationArguments, List<String> labelNames)

Method Summary

Modifier and Type	Method	Description
int	getPartitionEnd()
int	getPartitionStart()
boolean	hasNext()
void	processNextRow(PageBuilder pageBuilder)

Methods inherited from class java.lang.Object

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

Constructor Details

PatternRecognitionPartition

public PatternRecognitionPartition(PagesIndex pagesIndex,
 int partitionStart,
 int partitionEnd,
 int[] outputChannels,
 List<WindowFunction> windowFunctions,
 PagesHashStrategy peerGroupHashStrategy,
 AggregatedMemoryContext memoryContext,
 List<MeasureComputation> measures,
 List<MatchAggregation> measureAggregations,
 List<ArgumentComputation> measureComputationsAggregationArguments,
 Optional<FrameInfo> commonBaseFrame,
 PatternRecognitionRelation.RowsPerMatch rowsPerMatch,
 Optional<LogicalIndexNavigation> skipToNavigation,
 SkipTo.Position skipToPosition,
 boolean initial,
 Matcher matcher,
 List<LabelEvaluator.Evaluation> labelEvaluations,
 List<ArgumentComputation> labelEvaluationsAggregationArguments,
 List<String> labelNames)

Method Details

getPartitionStart

public int getPartitionStart()

Specified by:

getPartitionStart in interface WindowPartition

getPartitionEnd

public int getPartitionEnd()

Specified by:

getPartitionEnd in interface WindowPartition

hasNext

public boolean hasNext()

Specified by:

hasNext in interface WindowPartition

processNextRow

public void processNextRow(PageBuilder pageBuilder)

Specified by:

processNextRow in interface WindowPartition