Package org.apache.pinot.segment.local.segment.creator.impl.stats

Class BytesColumnPredIndexStatsCollector

java.lang.Object

org.apache.pinot.segment.local.segment.creator.impl.stats.AbstractColumnStatisticsCollector

org.apache.pinot.segment.local.segment.creator.impl.stats.BytesColumnPredIndexStatsCollector

All Implemented Interfaces:

Serializable, ColumnStatistics

public class BytesColumnPredIndexStatsCollector
extends AbstractColumnStatisticsCollector

Extension of AbstractColumnStatisticsCollector for byte[] column type.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.pinot.segment.local.segment.creator.impl.stats.AbstractColumnStatisticsCollector

_fieldSpec, _maxNumberOfMultiValues, _sorted, _totalNumberOfEntries, INITIAL_HASH_SET_SIZE

Constructor Summary

Constructors

Constructor	Description
BytesColumnPredIndexStatsCollector(String column, StatsCollectorConfig statsCollectorConfig)

Method Summary

Modifier and Type	Method	Description
void	collect(Object entry)	Collects statistics for the given entry (entry can be either single-valued or multi-valued).
int	getCardinality()
int	getLengthOfLargestElement()
int	getLengthOfShortestElement()
int	getMaxRowLengthInBytes()
ByteArray	getMaxValue()
ByteArray	getMinValue()
ByteArray[]	getUniqueValuesSet()
void	seal()

Methods inherited from class org.apache.pinot.segment.local.segment.creator.impl.stats.AbstractColumnStatisticsCollector

addressSorted, getMaxNumberOfMultiValues, getNumPartitions, getPartitionFunction, getPartitionFunctionConfig, getPartitions, getTotalNumberOfEntries, isSorted, updatePartition

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.pinot.segment.spi.creator.ColumnStatistics

isFixedLength

Constructor Detail

BytesColumnPredIndexStatsCollector

public BytesColumnPredIndexStatsCollector(String column,
                                          StatsCollectorConfig statsCollectorConfig)

Method Detail

collect

public void collect(Object entry)

Description copied from class: AbstractColumnStatisticsCollector

Collects statistics for the given entry (entry can be either single-valued or multi-valued).

Specified by:

collect in class AbstractColumnStatisticsCollector

getMinValue

public ByteArray getMinValue()

getMaxValue

public ByteArray getMaxValue()

getUniqueValuesSet

public ByteArray[] getUniqueValuesSet()

getLengthOfShortestElement

public int getLengthOfShortestElement()

Specified by:

getLengthOfShortestElement in interface ColumnStatistics

Overrides:

getLengthOfShortestElement in class AbstractColumnStatisticsCollector

getLengthOfLargestElement

public int getLengthOfLargestElement()

Specified by:

getLengthOfLargestElement in interface ColumnStatistics

Overrides:

getLengthOfLargestElement in class AbstractColumnStatisticsCollector

getMaxRowLengthInBytes

public int getMaxRowLengthInBytes()

getCardinality

public int getCardinality()

seal

public void seal()

Specified by:

seal in class AbstractColumnStatisticsCollector