org.apache.flink.table.catalog.stats

Class CatalogColumnStatisticsDataDate

java.lang.Object

org.apache.flink.table.catalog.stats.CatalogColumnStatisticsDataBase

org.apache.flink.table.catalog.stats.CatalogColumnStatisticsDataDate

public class CatalogColumnStatisticsDataDate
extends CatalogColumnStatisticsDataBase

Column statistics value of date type.

Constructor Summary

Constructors

Constructor and Description
CatalogColumnStatisticsDataDate(Date min, Date max, Long ndv, Long nullCount)
CatalogColumnStatisticsDataDate(Date min, Date max, Long ndv, Long nullCount, Map<String,String> properties)

Method Summary

Modifier and Type	Method and Description
CatalogColumnStatisticsDataDate	copy() Create a deep copy of "this" instance.
Date	getMax()
Date	getMin()
Long	getNdv()

Methods inherited from class org.apache.flink.table.catalog.stats.CatalogColumnStatisticsDataBase

getNullCount, getProperties

Methods inherited from class java.lang.Object

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

Constructor Detail

CatalogColumnStatisticsDataDate

public CatalogColumnStatisticsDataDate(Date min,
                                       Date max,
                                       Long ndv,
                                       Long nullCount)

CatalogColumnStatisticsDataDate

public CatalogColumnStatisticsDataDate(Date min,
                                       Date max,
                                       Long ndv,
                                       Long nullCount,
                                       Map<String,String> properties)

Method Detail

getMin

public Date getMin()

getMax

public Date getMax()

getNdv

public Long getNdv()

copy

public CatalogColumnStatisticsDataDate copy()

Description copied from class: CatalogColumnStatisticsDataBase

Create a deep copy of "this" instance.

Specified by:

copy in class CatalogColumnStatisticsDataBase

Returns:

a deep copy