org.apache.hadoop.hive.ql.optimizer.calcite.cost

Class HiveRelMdCost

java.lang.Object

org.apache.hadoop.hive.ql.optimizer.calcite.cost.HiveRelMdCost

public class HiveRelMdCost
extends Object

HiveRelMdCost supplies the implementation of cost model.

Constructor Summary

Constructors

Constructor and Description
HiveRelMdCost(HiveCostModel hiveCostModel)

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.calcite.rel.metadata.RelMetadataProvider	getMetadataProvider()
org.apache.calcite.plan.RelOptCost	getNonCumulativeCost(HiveAggregate aggregate)
org.apache.calcite.plan.RelOptCost	getNonCumulativeCost(HiveJoin join)
org.apache.calcite.plan.RelOptCost	getNonCumulativeCost(HiveTableScan ts)
org.apache.calcite.plan.RelOptCost	getNonCumulativeCost(org.apache.calcite.rel.RelNode rel)

Methods inherited from class java.lang.Object

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

Constructor Detail

HiveRelMdCost

public HiveRelMdCost(HiveCostModel hiveCostModel)

Method Detail

getMetadataProvider

public org.apache.calcite.rel.metadata.RelMetadataProvider getMetadataProvider()

getNonCumulativeCost

public org.apache.calcite.plan.RelOptCost getNonCumulativeCost(HiveAggregate aggregate)

getNonCumulativeCost

public org.apache.calcite.plan.RelOptCost getNonCumulativeCost(HiveJoin join)

getNonCumulativeCost

public org.apache.calcite.plan.RelOptCost getNonCumulativeCost(HiveTableScan ts)

getNonCumulativeCost

public org.apache.calcite.plan.RelOptCost getNonCumulativeCost(org.apache.calcite.rel.RelNode rel)