org.apache.calcite.rel.metadata

Interface BuiltInMetadata.LowerBoundCost.Handler

All Superinterfaces:

MetadataHandler<BuiltInMetadata.LowerBoundCost>

Enclosing interface:

BuiltInMetadata.LowerBoundCost

public static interface BuiltInMetadata.LowerBoundCost.Handler
extends MetadataHandler<BuiltInMetadata.LowerBoundCost>

Handler API.

Method Summary

Modifier and Type	Method and Description
RelOptCost	getLowerBoundCost(RelNode r, RelMetadataQuery mq, VolcanoPlanner planner)

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

getDef

Method Detail

getLowerBoundCost

RelOptCost getLowerBoundCost(RelNode r,
                             RelMetadataQuery mq,
                             VolcanoPlanner planner)