org.apache.calcite.rel.metadata

Interface BuiltInMetadata.RowCount.Handler

All Superinterfaces:

MetadataHandler<BuiltInMetadata.RowCount>

Enclosing interface:

BuiltInMetadata.RowCount

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

Handler API.

Method Summary

Modifier and Type	Method and Description
Double	getRowCount(RelNode r, RelMetadataQuery mq)

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

getDef

Method Detail

getRowCount

Double getRowCount(RelNode r,
                   RelMetadataQuery mq)