Package io.prestosql.operator.aggregation

Interface Accumulator

public interface Accumulator

Method Summary

Modifier and Type	Method	Description
void	addInput(WindowIndex index, List<Integer> channels, int startPosition, int endPosition)
void	addInput(Page page)
void	addIntermediate(Block block)
void	evaluateFinal(BlockBuilder blockBuilder)
void	evaluateIntermediate(BlockBuilder blockBuilder)
long	getEstimatedSize()
Type	getFinalType()
Type	getIntermediateType()
void	removeInput(WindowIndex index, List<Integer> channels, int startPosition, int endPosition)

Method Detail

getEstimatedSize

long getEstimatedSize()

getFinalType

Type getFinalType()

getIntermediateType

Type getIntermediateType()

addInput

void addInput(Page page)

addInput

void addInput(WindowIndex index,
              List<Integer> channels,
              int startPosition,
              int endPosition)

removeInput

void removeInput(WindowIndex index,
                 List<Integer> channels,
                 int startPosition,
                 int endPosition)

addIntermediate

void addIntermediate(Block block)

evaluateIntermediate

void evaluateIntermediate(BlockBuilder blockBuilder)

evaluateFinal

void evaluateFinal(BlockBuilder blockBuilder)