Package io.trino.cost

Class UnionStatsRule

java.lang.Object

io.trino.cost.SimpleStatsRule<UnionNode>

io.trino.cost.UnionStatsRule

All Implemented Interfaces:

ComposableStatsCalculator.Rule<UnionNode>

public class UnionStatsRule
extends SimpleStatsRule<UnionNode>

Constructor Summary

Constructors

Constructor	Description
UnionStatsRule(StatsNormalizer normalizer)

Method Summary

Modifier and Type	Method	Description
protected final Optional<PlanNodeStatsEstimate>	doCalculate(UnionNode node, StatsCalculator.Context context)
Pattern<UnionNode>	getPattern()

Methods inherited from class io.trino.cost.SimpleStatsRule

calculate

Methods inherited from class java.lang.Object

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

Constructor Details

UnionStatsRule

public UnionStatsRule(StatsNormalizer normalizer)

Method Details

getPattern

public Pattern<UnionNode> getPattern()

doCalculate

protected final Optional<PlanNodeStatsEstimate> doCalculate(UnionNode node,
 StatsCalculator.Context context)

Specified by:

doCalculate in class SimpleStatsRule<UnionNode>