org.apache.hadoop.hive.ql.optimizer.calcite.stats

Class HiveRelMdRuntimeRowCount

java.lang.Object

org.apache.calcite.rel.metadata.RelMdRowCount

org.apache.hadoop.hive.ql.optimizer.calcite.stats.HiveRelMdRowCount

org.apache.hadoop.hive.ql.optimizer.calcite.stats.HiveRelMdRuntimeRowCount

All Implemented Interfaces:

org.apache.calcite.rel.metadata.MetadataHandler<org.apache.calcite.rel.metadata.BuiltInMetadata.RowCount>

public class HiveRelMdRuntimeRowCount
extends HiveRelMdRowCount

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	LOG
static org.apache.calcite.rel.metadata.RelMetadataProvider	SOURCE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	HiveRelMdRuntimeRowCount()

Method Summary

Modifier and Type	Method and Description
Double	getRowCount(org.apache.calcite.rel.core.Filter rel, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
Optional<Long>	getRuntimeRowCount(org.apache.calcite.rel.RelNode rel)

Methods inherited from class org.apache.hadoop.hive.ql.optimizer.calcite.stats.HiveRelMdRowCount

analyzeJoinForPKFK, constraintsBasedAnalyzeJoinForPKFK, getRowCount, getRowCount, getRowCount, getRowCount

Methods inherited from class org.apache.calcite.rel.metadata.RelMdRowCount

getDef, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount, getRowCount

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOG

protected static final org.slf4j.Logger LOG

SOURCE

public static final org.apache.calcite.rel.metadata.RelMetadataProvider SOURCE

Constructor Detail

HiveRelMdRuntimeRowCount

protected HiveRelMdRuntimeRowCount()

Method Detail

getRowCount

public Double getRowCount(org.apache.calcite.rel.core.Filter rel,
                          org.apache.calcite.rel.metadata.RelMetadataQuery mq)

Overrides:

getRowCount in class HiveRelMdRowCount

getRuntimeRowCount

public Optional<Long> getRuntimeRowCount(org.apache.calcite.rel.RelNode rel)