org.apache.calcite.profile

Class Profiler.Profile

java.lang.Object

org.apache.calcite.profile.Profiler.Profile

Enclosing interface:

Profiler

public static class Profiler.Profile
extends Object

The result of profiling, contains various statistics about the data in a table.

Field Summary

Fields

Modifier and Type	Field and Description
List<Profiler.Distribution>	distributionList
private Map<ImmutableBitSet,Profiler.Distribution>	distributionMap
List<Profiler.FunctionalDependency>	functionalDependencyList
Profiler.RowCount	rowCount
private List<Profiler.Distribution>	singletonDistributionList
List<Profiler.Unique>	uniqueList

Constructor Summary

Constructors

Constructor and Description
Profile(List<Profiler.Column> columns, Profiler.RowCount rowCount, Iterable<Profiler.FunctionalDependency> functionalDependencyList, Iterable<Profiler.Distribution> distributionList, Iterable<Profiler.Unique> uniqueList)

Method Summary

Modifier and Type	Method and Description
double	cardinality(ImmutableBitSet columnOrdinals)
List<Profiler.Statistic>	statistics()

Methods inherited from class java.lang.Object

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

Field Detail

rowCount

public final Profiler.RowCount rowCount

functionalDependencyList

public final List<Profiler.FunctionalDependency> functionalDependencyList

distributionList

public final List<Profiler.Distribution> distributionList

uniqueList

public final List<Profiler.Unique> uniqueList

distributionMap

private final Map<ImmutableBitSet,Profiler.Distribution> distributionMap

singletonDistributionList

private final List<Profiler.Distribution> singletonDistributionList

Constructor Detail

Profile

Profile(List<Profiler.Column> columns,
        Profiler.RowCount rowCount,
        Iterable<Profiler.FunctionalDependency> functionalDependencyList,
        Iterable<Profiler.Distribution> distributionList,
        Iterable<Profiler.Unique> uniqueList)

Method Detail

statistics

public List<Profiler.Statistic> statistics()

cardinality

public double cardinality(ImmutableBitSet columnOrdinals)