org.apache.calcite.rel.mutable

Class MutableCollect

java.lang.Object

org.apache.calcite.rel.mutable.MutableRel

org.apache.calcite.rel.mutable.MutableSingleRel

org.apache.calcite.rel.mutable.MutableCollect

public class MutableCollect
extends MutableSingleRel

Mutable equivalent of Collect.

Field Summary

Fields

Modifier and Type	Field and Description
String	fieldName

Fields inherited from class org.apache.calcite.rel.mutable.MutableSingleRel

input

Fields inherited from class org.apache.calcite.rel.mutable.MutableRel

cluster, ordinalInParent, PAIRWISE_STRING_EQUIVALENCE, parent, rowType, STRING_EQUIVALENCE, type

Constructor Summary

Constructors

Modifier	Constructor and Description
private	MutableCollect(RelDataType rowType, MutableRel input, String fieldName)

Method Summary

Modifier and Type	Method and Description
MutableRel	clone()
StringBuilder	digest(StringBuilder buf)
boolean	equals(Object obj)
int	hashCode()
static MutableCollect	of(RelDataType rowType, MutableRel input, String fieldName) Creates a MutableCollect.

Methods inherited from class org.apache.calcite.rel.mutable.MutableSingleRel

childrenAccept, getInput, getInputs, setInput

Methods inherited from class org.apache.calcite.rel.mutable.MutableRel

deep, getParent, replaceInParent, toString

Methods inherited from class java.lang.Object

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

Field Detail

fieldName

public final String fieldName

Constructor Detail

MutableCollect

private MutableCollect(RelDataType rowType,
                       MutableRel input,
                       String fieldName)

Method Detail

of

public static MutableCollect of(RelDataType rowType,
                                MutableRel input,
                                String fieldName)

Creates a MutableCollect.

Parameters:

rowType - Row type

input - Input relational expression

fieldName - Name of the sole output field

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

digest

public StringBuilder digest(StringBuilder buf)

Specified by:

digest in class MutableRel

clone

public MutableRel clone()

Specified by:

clone in class MutableRel