org.apache.hadoop.hive.ql.plan.mapper

Class StatsSources

java.lang.Object

org.apache.hadoop.hive.ql.plan.mapper.StatsSources

public class StatsSources
extends Object

Constructor Summary

Constructors

Constructor and Description
StatsSources()

Method Summary

Modifier and Type	Method and Description
static void	clearGlobalStats()
static StatsSource	getStatsSource(HiveConf conf)
static StatsSource	getStatsSourceContaining(StatsSource currentStatsSource, PlanMapper pm)
static StatsSource	globalStatsSource(int cacheSize)
static void	initialize(HiveConf hiveConf)
static StatsSource	metastoreBackedStatsSource(int cacheSize, int batchSize, StatsSource parent)

Methods inherited from class java.lang.Object

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

Constructor Detail

StatsSources

public StatsSources()

Method Detail

initialize

public static void initialize(HiveConf hiveConf)

getStatsSource

public static StatsSource getStatsSource(HiveConf conf)

getStatsSourceContaining

public static StatsSource getStatsSourceContaining(StatsSource currentStatsSource,
                                                   PlanMapper pm)

globalStatsSource

public static StatsSource globalStatsSource(int cacheSize)

metastoreBackedStatsSource

public static StatsSource metastoreBackedStatsSource(int cacheSize,
                                                     int batchSize,
                                                     StatsSource parent)

clearGlobalStats

public static void clearGlobalStats()