org.apache.calcite.rel.metadata

Interface BuiltInMetadata.LowerBoundCost

All Superinterfaces:

Metadata

Enclosing class:

BuiltInMetadata

public static interface BuiltInMetadata.LowerBoundCost
extends Metadata

Metadata to get the lower bound cost of a RelNode.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	BuiltInMetadata.LowerBoundCost.Handler Handler API.

Field Summary

Fields

Modifier and Type	Field and Description
static MetadataDef<BuiltInMetadata.LowerBoundCost>	DEF

Method Summary

Modifier and Type	Method and Description
RelOptCost	getLowerBoundCost(VolcanoPlanner planner) Returns the lower bound cost of a RelNode.

Methods inherited from interface org.apache.calcite.rel.metadata.Metadata

rel

Field Detail

DEF

static final MetadataDef<BuiltInMetadata.LowerBoundCost> DEF

Method Detail

getLowerBoundCost

RelOptCost getLowerBoundCost(VolcanoPlanner planner)

Returns the lower bound cost of a RelNode.