Package org.apache.gravitino.dto.rel.partitioning

Class IdentityPartitioningDTO

java.lang.Object

org.apache.gravitino.dto.rel.partitioning.Partitioning.SingleFieldPartitioning

org.apache.gravitino.dto.rel.partitioning.IdentityPartitioningDTO

All Implemented Interfaces:

Partitioning, Expression, Transform

public final class IdentityPartitioningDTO
extends Partitioning.SingleFieldPartitioning

Represents the identity partitioning.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.gravitino.dto.rel.partitioning.Partitioning

Partitioning.SingleFieldPartitioning, Partitioning.Strategy

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

Fields inherited from interface org.apache.gravitino.dto.rel.partitioning.Partitioning

EMPTY_PARTITIONING

Method Summary

Modifier and Type	Method	Description
static IdentityPartitioningDTO	of(String... fieldName)	Creates a new IdentityPartitioningDTO.
Partitioning.Strategy	strategy()	Returns the name of the partitioning strategy.

Methods inherited from class org.apache.gravitino.dto.rel.partitioning.Partitioning.SingleFieldPartitioning

arguments, fieldName, name, validate

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, 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

assignments, children

Method Details

of

public static IdentityPartitioningDTO of(String... fieldName)

Creates a new IdentityPartitioningDTO.

Parameters:

fieldName - The name of the field to partition.

Returns:

The new IdentityPartitioningDTO.

strategy

public Partitioning.Strategy strategy()

Description copied from interface: Partitioning

Returns the name of the partitioning strategy.

Returns:

The strategy of the partitioning.