Package io.trino.operator.window.pattern

Class MeasureComputation

java.lang.Object

io.trino.operator.window.pattern.MeasureComputation

public class MeasureComputation
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MeasureComputation.MeasureComputationSupplier

Constructor Summary

Constructors

Constructor	Description
MeasureComputation(PageProjection projection, List<PhysicalValueAccessor> expectedLayout, List<MatchAggregation> aggregations, Type type, List<String> labelNames, ConnectorSession session)

Method Summary

Modifier and Type	Method	Description
Block	compute(int currentRow, ArrayView matchedLabels, int partitionStart, int searchStart, int searchEnd, int patternStart, long matchNumber, ProjectingPagesWindowIndex windowIndex)
static Block	compute(int currentRow, ArrayView matchedLabels, MatchAggregation[] aggregations, int partitionStart, int searchStart, int searchEnd, int patternStart, long matchNumber, ProjectingPagesWindowIndex windowIndex, PageProjection projection, List<PhysicalValueAccessor> expectedLayout, Block[] nulls, List<String> labelNames, ConnectorSession session)
Block	computeEmpty(long matchNumber)
Type	getType()
static Block[]	precomputeNulls(List<PhysicalValueAccessor> expectedLayout)

Methods inherited from class java.lang.Object

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

Constructor Detail

MeasureComputation

public MeasureComputation(PageProjection projection,
                          List<PhysicalValueAccessor> expectedLayout,
                          List<MatchAggregation> aggregations,
                          Type type,
                          List<String> labelNames,
                          ConnectorSession session)

Method Detail

getType

public Type getType()

compute

public Block compute(int currentRow,
                     ArrayView matchedLabels,
                     int partitionStart,
                     int searchStart,
                     int searchEnd,
                     int patternStart,
                     long matchNumber,
                     ProjectingPagesWindowIndex windowIndex)

computeEmpty

public Block computeEmpty(long matchNumber)

compute

public static Block compute(int currentRow,
                            ArrayView matchedLabels,
                            MatchAggregation[] aggregations,
                            int partitionStart,
                            int searchStart,
                            int searchEnd,
                            int patternStart,
                            long matchNumber,
                            ProjectingPagesWindowIndex windowIndex,
                            PageProjection projection,
                            List<PhysicalValueAccessor> expectedLayout,
                            Block[] nulls,
                            List<String> labelNames,
                            ConnectorSession session)

precomputeNulls

public static Block[] precomputeNulls(List<PhysicalValueAccessor> expectedLayout)