Package org.apache.druid.query.metadata

Class SegmentAnalyzer

java.lang.Object

org.apache.druid.query.metadata.SegmentAnalyzer

public class SegmentAnalyzer
extends Object

Constructor Summary

Constructors

Constructor	Description
SegmentAnalyzer(EnumSet<SegmentMetadataQuery.AnalysisType> analysisTypes)

Method Summary

Modifier and Type	Method	Description
Map<String,ColumnAnalysis>	analyze(Segment segment)
boolean	analyzingCardinality()
boolean	analyzingMinMax()
boolean	analyzingSize()
long	numRows(Segment segment)

Methods inherited from class java.lang.Object

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

Constructor Details

SegmentAnalyzer

public SegmentAnalyzer(EnumSet<SegmentMetadataQuery.AnalysisType> analysisTypes)

Method Details

numRows

public long numRows(Segment segment)

analyze

public Map<String,ColumnAnalysis> analyze(Segment segment)

analyzingSize

public boolean analyzingSize()

analyzingCardinality

public boolean analyzingCardinality()

analyzingMinMax

public boolean analyzingMinMax()