org.apache.hadoop.hive.ql.optimizer

Class SizeBasedBigTableSelectorForAutoSMJ

java.lang.Object

org.apache.hadoop.hive.ql.optimizer.SizeBasedBigTableSelectorForAutoSMJ

Direct Known Subclasses:

AvgPartitionSizeBasedBigTableSelectorForAutoSMJ, TableSizeBasedBigTableSelectorForAutoSMJ

public abstract class SizeBasedBigTableSelectorForAutoSMJ
extends Object

Constructor Summary

Constructors

Constructor and Description
SizeBasedBigTableSelectorForAutoSMJ()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	getListTopOps(Operator<? extends OperatorDesc> op, List<TableScanOperator> topOps)
protected long	getSize(HiveConf conf, Partition partition)
protected long	getSize(HiveConf conf, Table table)

Methods inherited from class java.lang.Object

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

Constructor Detail

SizeBasedBigTableSelectorForAutoSMJ

public SizeBasedBigTableSelectorForAutoSMJ()

Method Detail

getListTopOps

protected void getListTopOps(Operator<? extends OperatorDesc> op,
                 List<TableScanOperator> topOps)

getSize

protected long getSize(HiveConf conf,
           Table table)

getSize

protected long getSize(HiveConf conf,
           Partition partition)