io.prestosql.operator.window

Class AggregateWindowFunction

java.lang.Object

io.prestosql.operator.window.AggregateWindowFunction

All Implemented Interfaces:

WindowFunction

public class AggregateWindowFunction
extends Object
implements WindowFunction

Method Summary

Modifier and Type	Method and Description
void	processRow(BlockBuilder output, int peerGroupStart, int peerGroupEnd, int frameStart, int frameEnd)
void	reset(WindowIndex windowIndex)
static WindowFunctionSupplier	supplier(Signature signature, InternalAggregationFunction function)

Methods inherited from class java.lang.Object

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

Method Detail

reset

public void reset(WindowIndex windowIndex)

Specified by:

reset in interface WindowFunction

processRow

public void processRow(BlockBuilder output,
                       int peerGroupStart,
                       int peerGroupEnd,
                       int frameStart,
                       int frameEnd)

Specified by:

processRow in interface WindowFunction

supplier

public static WindowFunctionSupplier supplier(Signature signature,
                                              InternalAggregationFunction function)