org.apache.calcite.rel.metadata

Interface BuiltInMetadata.Selectivity.Handler

All Superinterfaces:

MetadataHandler<BuiltInMetadata.Selectivity>

Enclosing interface:

BuiltInMetadata.Selectivity

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

Handler API.

Method Summary

Modifier and Type	Method and Description
Double	getSelectivity(RelNode r, RelMetadataQuery mq, RexNode predicate)

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

getDef

Method Detail

getSelectivity

Double getSelectivity(RelNode r,
                      RelMetadataQuery mq,
                      RexNode predicate)