public class FlinkRelMdRowCount extends Object
Constructor and Description |
---|
FlinkRelMdRowCount() |
Modifier and Type | Method and Description |
---|---|
static org.apache.calcite.rel.metadata.MetadataDef<org.apache.calcite.rel.metadata.BuiltInMetadata.RowCount> |
getDef() |
static Double |
getRowCount(org.apache.calcite.rel.core.Calc rel,
org.apache.calcite.rel.metadata.RelMetadataQuery mq) |
static Double |
getRowCount(DataSetSort rel,
org.apache.calcite.rel.metadata.RelMetadataQuery mq) |
static org.apache.calcite.rel.metadata.RelMetadataProvider |
SOURCE() |
public static org.apache.calcite.rel.metadata.RelMetadataProvider SOURCE()
public static Double getRowCount(org.apache.calcite.rel.core.Calc rel, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
public static Double getRowCount(DataSetSort rel, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
public static org.apache.calcite.rel.metadata.MetadataDef<org.apache.calcite.rel.metadata.BuiltInMetadata.RowCount> getDef()
Copyright © 2014–2018 The Apache Software Foundation. All rights reserved.