org.apache.druid.query.metadata.metadata

Class ColumnAnalysis

java.lang.Object

org.apache.druid.query.metadata.metadata.ColumnAnalysis

public class ColumnAnalysis
extends Object

Constructor Summary

Constructors

Constructor and Description
ColumnAnalysis(ColumnType typeSignature, String type, boolean hasMultipleValues, boolean hasNulls, long size, Integer cardinality, Comparable minValue, Comparable maxValue, String errorMessage)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
static ColumnAnalysis	error(String reason)
ColumnAnalysis	fold(ColumnAnalysis rhs)
Integer	getCardinality()
String	getErrorMessage()
Comparable	getMaxValue()
Comparable	getMinValue()
long	getSize()
String	getType() Deprecated.
ColumnType	getTypeSignature()
int	hashCode()
boolean	isError()
boolean	isHasMultipleValues()
boolean	isHasNulls()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ColumnAnalysis

public ColumnAnalysis(ColumnType typeSignature,
                      String type,
                      boolean hasMultipleValues,
                      boolean hasNulls,
                      long size,
                      Integer cardinality,
                      Comparable minValue,
                      Comparable maxValue,
                      String errorMessage)

Method Detail

error

public static ColumnAnalysis error(String reason)

getTypeSignature

public ColumnType getTypeSignature()

getType

@Deprecated
public String getType()

Deprecated.

isHasMultipleValues

public boolean isHasMultipleValues()

getSize

public long getSize()

getCardinality

public Integer getCardinality()

getMinValue

public Comparable getMinValue()

getMaxValue

public Comparable getMaxValue()

getErrorMessage

public String getErrorMessage()

isHasNulls

public boolean isHasNulls()

isError

public boolean isError()

fold

public ColumnAnalysis fold(ColumnAnalysis rhs)

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object