Package org.apache.calcite.rex

Class RexFieldCollation

java.lang.Object

org.apache.calcite.util.Pair<RexNode,com.google.common.collect.ImmutableSet<SqlKind>>

org.apache.calcite.rex.RexFieldCollation

All Implemented Interfaces:

Serializable, Comparable<Pair<RexNode,com.google.common.collect.ImmutableSet<SqlKind>>>, Map.Entry<RexNode,com.google.common.collect.ImmutableSet<SqlKind>>

public class RexFieldCollation
extends Pair<RexNode,com.google.common.collect.ImmutableSet<SqlKind>>

Expression combined with sort flags (DESCENDING, NULLS LAST).

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.util.Pair

Pair.PairWithOrdinalConsumer<K,V>

Field Summary

Fields inherited from class org.apache.calcite.util.Pair

left, right

Constructor Summary

Constructors

Constructor	Description
RexFieldCollation(RexNode left, Set<SqlKind> right)

Method Summary

Modifier and Type	Method	Description
RelFieldCollation.Direction	getDirection()
RelFieldCollation.NullDirection	getNullDirection()
String	toString()

Methods inherited from class org.apache.calcite.util.Pair

adjacents, compareTo, equals, firstAnd, forEach, forEach, forEachIndexed, forEachIndexed, forEachIndexed, getKey, getValue, hashCode, left, left, of, of, right, right, setValue, toMap, zip, zip, zip, zip, zipMutable

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

RexFieldCollation

public RexFieldCollation(RexNode left,
 Set<SqlKind> right)

Method Details

toString

public String toString()

Overrides:

toString in class Pair<RexNode,com.google.common.collect.ImmutableSet<SqlKind>>

getDirection

public RelFieldCollation.Direction getDirection()

getNullDirection

public RelFieldCollation.NullDirection getNullDirection()