Package io.trino.plugin.deltalake.transactionlog.statistics

Class DeltaLakeJsonFileStatistics

java.lang.Object

io.trino.plugin.deltalake.transactionlog.statistics.DeltaLakeJsonFileStatistics

All Implemented Interfaces:

DeltaLakeFileStatistics

public class DeltaLakeJsonFileStatistics
extends Object
implements DeltaLakeFileStatistics

Constructor Summary

Constructors

Constructor	Description
DeltaLakeJsonFileStatistics(Optional<Long> numRecords, Optional<Map<String,Object>> minValues, Optional<Map<String,Object>> maxValues, Optional<Map<String,Object>> nullCount)

Method Summary

Modifier and Type	Method	Description
static DeltaLakeJsonFileStatistics	create(String jsonStatistics)
boolean	equals(Object o)
Optional<Object>	getMaxColumnValue(DeltaLakeColumnHandle columnHandle)
Optional<Map<String,Object>>	getMaxValues()
Optional<Object>	getMinColumnValue(DeltaLakeColumnHandle columnHandle)
Optional<Map<String,Object>>	getMinValues()
Optional<Map<String,Object>>	getNullCount()
Optional<Long>	getNullCount(String columnName)
Optional<Long>	getNumRecords()
long	getRetainedSizeInBytes()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

DeltaLakeJsonFileStatistics

public DeltaLakeJsonFileStatistics(Optional<Long> numRecords,
 Optional<Map<String,Object>> minValues,
 Optional<Map<String,Object>> maxValues,
 Optional<Map<String,Object>> nullCount)

Method Details

create

public static DeltaLakeJsonFileStatistics create(String jsonStatistics)
                                          throws com.fasterxml.jackson.core.JsonProcessingException

Throws:

com.fasterxml.jackson.core.JsonProcessingException

getNumRecords

public Optional<Long> getNumRecords()

Specified by:

getNumRecords in interface DeltaLakeFileStatistics

getMinValues

public Optional<Map<String,Object>> getMinValues()

Specified by:

getMinValues in interface DeltaLakeFileStatistics

getMaxValues

public Optional<Map<String,Object>> getMaxValues()

Specified by:

getMaxValues in interface DeltaLakeFileStatistics

getNullCount

public Optional<Map<String,Object>> getNullCount()

Specified by:

getNullCount in interface DeltaLakeFileStatistics

getMaxColumnValue

public Optional<Object> getMaxColumnValue(DeltaLakeColumnHandle columnHandle)

Specified by:

getMaxColumnValue in interface DeltaLakeFileStatistics

getMinColumnValue

public Optional<Object> getMinColumnValue(DeltaLakeColumnHandle columnHandle)

Specified by:

getMinColumnValue in interface DeltaLakeFileStatistics

getNullCount

public Optional<Long> getNullCount(String columnName)

Specified by:

getNullCount in interface DeltaLakeFileStatistics

getRetainedSizeInBytes

public long getRetainedSizeInBytes()

Specified by:

getRetainedSizeInBytes in interface DeltaLakeFileStatistics

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object