Package org.apache.gravitino.rel.expressions.transforms

Class Transforms.ListTransform

java.lang.Object

org.apache.gravitino.rel.expressions.transforms.Transforms.ListTransform

All Implemented Interfaces:

Expression, Transform

Enclosing class:

Transforms

public static final class Transforms.ListTransform
extends Object
implements Transform

A transform that includes multiple fields in a list.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.gravitino.rel.expressions.transforms.Transform

Transform.SingleFieldTransform

Field Summary

Fields inherited from interface org.apache.gravitino.rel.expressions.Expression

EMPTY_EXPRESSION, EMPTY_NAMED_REFERENCE

Method Summary

Modifier and Type	Method	Description
Expression[]	arguments()
ListPartition[]	assignments()
boolean	equals(Object o)
String[][]	fieldNames()
int	hashCode()
String	name()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.gravitino.rel.expressions.Expression

references

Methods inherited from interface org.apache.gravitino.rel.expressions.transforms.Transform

children

Method Details

fieldNames

public String[][] fieldNames()

Returns:

The field names to include in the list.

name

public String name()

Specified by:

name in interface Transform

Returns:

The name of the transform.

arguments

public Expression[] arguments()

Specified by:

arguments in interface Transform

Returns:

The arguments to the transform.

assignments

public ListPartition[] assignments()

Specified by:

assignments in interface Transform

Returns:

The assignments to the transform.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object