io.prestosql.plugin.tpch.statistics

Class StatisticsEstimator

java.lang.Object

io.prestosql.plugin.tpch.statistics.StatisticsEstimator

public class StatisticsEstimator
extends Object

Constructor Summary

Constructors

Constructor and Description
StatisticsEstimator(TableStatisticsDataRepository tableStatisticsDataRepository)

Method Summary

Modifier and Type	Method and Description
Optional<TableStatisticsData>	estimateStats(io.prestosql.tpch.TpchTable<?> tpchTable, Map<io.prestosql.tpch.TpchColumn<?>,List<Object>> columnValuesRestrictions, double scaleFactor)

Methods inherited from class java.lang.Object

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

Constructor Detail

StatisticsEstimator

public StatisticsEstimator(TableStatisticsDataRepository tableStatisticsDataRepository)

Method Detail

estimateStats

public Optional<TableStatisticsData> estimateStats(io.prestosql.tpch.TpchTable<?> tpchTable,
                                                   Map<io.prestosql.tpch.TpchColumn<?>,List<Object>> columnValuesRestrictions,
                                                   double scaleFactor)