com.facebook.presto.hive.statistics

Class MetastoreHiveStatisticsProvider

java.lang.Object

com.facebook.presto.hive.statistics.MetastoreHiveStatisticsProvider

All Implemented Interfaces:

HiveStatisticsProvider

public class MetastoreHiveStatisticsProvider
extends Object
implements HiveStatisticsProvider

Constructor Summary

Constructors

Constructor and Description
MetastoreHiveStatisticsProvider(com.facebook.presto.hive.metastore.SemiTransactionalHiveMetastore metastore)

Method Summary

Modifier and Type	Method and Description
com.facebook.presto.spi.statistics.TableStatistics	getTableStatistics(com.facebook.presto.spi.ConnectorSession session, com.facebook.presto.spi.SchemaTableName table, Map<String,com.facebook.presto.spi.ColumnHandle> columns, Map<String,com.facebook.presto.common.type.Type> columnTypes, List<HivePartition> partitions)

Methods inherited from class java.lang.Object

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

Constructor Detail

MetastoreHiveStatisticsProvider

public MetastoreHiveStatisticsProvider(com.facebook.presto.hive.metastore.SemiTransactionalHiveMetastore metastore)

Method Detail

getTableStatistics

public com.facebook.presto.spi.statistics.TableStatistics getTableStatistics(com.facebook.presto.spi.ConnectorSession session,
                                                                             com.facebook.presto.spi.SchemaTableName table,
                                                                             Map<String,com.facebook.presto.spi.ColumnHandle> columns,
                                                                             Map<String,com.facebook.presto.common.type.Type> columnTypes,
                                                                             List<HivePartition> partitions)

Specified by:

getTableStatistics in interface HiveStatisticsProvider

columns - must be Hive columns, not hidden (Presto-internal) columns