Package org.apache.calcite.rel.metadata

Interface BuiltInMetadata.ExplainVisibility.Handler

All Superinterfaces:

MetadataHandler<BuiltInMetadata.ExplainVisibility>

Enclosing interface:

BuiltInMetadata.ExplainVisibility

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface BuiltInMetadata.ExplainVisibility.Handler
extends MetadataHandler<BuiltInMetadata.ExplainVisibility>

Handler API.

Method Summary

Modifier and Type	Method	Description
default MetadataDef<BuiltInMetadata.ExplainVisibility>	getDef()
Boolean	isVisibleInExplain(RelNode r, RelMetadataQuery mq, SqlExplainLevel explainLevel)

Method Details

isVisibleInExplain

Boolean isVisibleInExplain(RelNode r,
 RelMetadataQuery mq,
 SqlExplainLevel explainLevel)

getDef

default MetadataDef<BuiltInMetadata.ExplainVisibility> getDef()

Specified by:

getDef in interface MetadataHandler<BuiltInMetadata.ExplainVisibility>