org.apache.paimon.statistics

Class NoneSimpleColStatsCollector

java.lang.Object

org.apache.paimon.statistics.AbstractSimpleColStatsCollector

org.apache.paimon.statistics.NoneSimpleColStatsCollector

All Implemented Interfaces:

SimpleColStatsCollector

public class NoneSimpleColStatsCollector
extends AbstractSimpleColStatsCollector

The none stats collector which report nothing.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.paimon.statistics.SimpleColStatsCollector

SimpleColStatsCollector.Factory

Field Summary

Fields inherited from class org.apache.paimon.statistics.AbstractSimpleColStatsCollector

maxValue, minValue, nullCount

Constructor Summary

Constructors

Constructor and Description
NoneSimpleColStatsCollector()

Method Summary

Modifier and Type	Method and Description
void	collect(Object field, Serializer<Object> fieldSerializer) collect stats from the field.
SimpleColStats	convert(SimpleColStats source) Convert the col stats according to the strategy.
SimpleColStats	result()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.paimon.statistics.SimpleColStatsCollector

create, createFullStatsFactories, from

Constructor Detail

NoneSimpleColStatsCollector

public NoneSimpleColStatsCollector()

Method Detail

collect

public void collect(Object field,
                    Serializer<Object> fieldSerializer)

Description copied from interface: SimpleColStatsCollector

collect stats from the field.

Parameters:

field - The target field object.

fieldSerializer - The serializer of the field object.

result

public SimpleColStats result()

Specified by:

result in interface SimpleColStatsCollector

Overrides:

result in class AbstractSimpleColStatsCollector

Returns:

The collected col stats.

convert

public SimpleColStats convert(SimpleColStats source)

Description copied from interface: SimpleColStatsCollector

Convert the col stats according to the strategy.

Parameters:

source - The source col stats, extracted from the file.

Returns:

The converted col stats.