org.apache.paimon.mergetree.compact.aggregate

Class FieldHllSketchAgg

java.lang.Object

org.apache.paimon.mergetree.compact.aggregate.FieldAggregator

org.apache.paimon.mergetree.compact.aggregate.FieldHllSketchAgg

All Implemented Interfaces:

Serializable

public class FieldHllSketchAgg
extends FieldAggregator

HllSketch aggregate a field of a row.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME

Fields inherited from class org.apache.paimon.mergetree.compact.aggregate.FieldAggregator

fieldType

Constructor Summary

Constructors

Constructor and Description
FieldHllSketchAgg(VarBinaryType dataType)

Method Summary

Modifier and Type	Method and Description
Object	agg(Object accumulator, Object inputField)
String	name()

Methods inherited from class org.apache.paimon.mergetree.compact.aggregate.FieldAggregator

aggReversed, createFieldAggregator, reset, retract

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

Constructor Detail

FieldHllSketchAgg

public FieldHllSketchAgg(VarBinaryType dataType)

Method Detail

name

public String name()

agg

public Object agg(Object accumulator,
                  Object inputField)

Specified by:

agg in class FieldAggregator