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

Class HiveRelMdUniqueKeys

java.lang.Object

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

public class HiveRelMdUniqueKeys
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.calcite.rel.metadata.RelMetadataProvider	SOURCE

Constructor Summary

Constructors

Constructor and Description
HiveRelMdUniqueKeys()

Method Summary

Methods

Modifier and Type	Method and Description
Set<org.apache.calcite.util.ImmutableBitSet>	getUniqueKeys(org.apache.calcite.rel.core.Project rel, boolean ignoreNulls)

Methods inherited from class java.lang.Object

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

Field Detail

SOURCE

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

Constructor Detail

HiveRelMdUniqueKeys

public HiveRelMdUniqueKeys()

Method Detail

getUniqueKeys

public Set<org.apache.calcite.util.ImmutableBitSet> getUniqueKeys(org.apache.calcite.rel.core.Project rel,
                                                         boolean ignoreNulls)