Package org.apache.ignite.internal.processors.query.stat

Interface Summary

Interface	Description
IgniteStatisticsStore	Statistics store interface.

Class Summary

Class	Description
BusyExecutor	Executor with busy run support.
ColumnStatistics	Values statistic in particular column.
ColumnStatisticsCollector	Collector to compute statistic by single column.
Hasher	Implement Murmur8_128 hash function for byte arrays.
IgniteStatisticsConfigurationManager	Holds statistic configuration objects at the distributed metastore and match local statistics with target statistic configuration.
IgniteStatisticsDummyStoreImpl	Statistics store implementation to log unexpected calls.
IgniteStatisticsHelper	Utility methods to statistics messages generation.
IgniteStatisticsInMemoryStoreImpl	Sql statistics storage in metastore.
IgniteStatisticsManagerImpl	Statistics manager implementation.
IgniteStatisticsPersistenceStoreImpl	Sql statistics storage in metastore.
IgniteStatisticsRepository	Statistics repository implementation.
LocalStatisticsGatheringContext	Statistics gathering context.
ObjectPartitionStatisticsImpl	Statistic for some partition of data object.
ObjectPartitionStatisticsObsolescence	Partition obsolescence tracker.
ObjectStatisticsImpl	All statistics by some object (table or index).
StatisticsProcessor	Process all tasks, related to statistics repository.
StatisticsUtils	Utilities to convert statistics from/to messages.

Enum Summary

Enum	Description
StatisticsType	Types of statistics width.

Exception Summary

Exception	Description
GatherStatisticCancelException