org.apache.calcite.interpreter

Class AggregateNode.CountAccumulator

java.lang.Object

org.apache.calcite.interpreter.AggregateNode.CountAccumulator

All Implemented Interfaces:

AggregateNode.Accumulator

Enclosing class:

AggregateNode

private static class AggregateNode.CountAccumulator
extends Object
implements AggregateNode.Accumulator

Accumulator for calls to the COUNT function.

Field Summary

Fields

Modifier and Type	Field and Description
private AggregateCall	call
(package private) long	cnt

Constructor Summary

Constructors

Constructor and Description
CountAccumulator(AggregateCall call)

Method Summary

Modifier and Type	Method and Description
Object	end()
void	send(Row row)

Methods inherited from class java.lang.Object

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

Field Detail

call

private final AggregateCall call

cnt

long cnt

Constructor Detail

CountAccumulator

CountAccumulator(AggregateCall call)

Method Detail

send

public void send(Row row)

Specified by:

send in interface AggregateNode.Accumulator

end

public Object end()

Specified by:

end in interface AggregateNode.Accumulator