Package org.apache.shardingsphere.infra.binder.segment.select.projection.impl

Class ShorthandProjection

java.lang.Object

org.apache.shardingsphere.infra.binder.segment.select.projection.impl.ShorthandProjection

All Implemented Interfaces:

Projection

public final class ShorthandProjection
extends Object
implements Projection

Shorthand projection.

Constructor Summary

Constructors

Constructor	Description
ShorthandProjection()

Method Summary

Modifier and Type	Method	Description
Projection	cloneWithOwner(org.apache.shardingsphere.sql.parser.sql.common.value.identifier.IdentifierValue ownerIdentifier)	Clone with owner.
Optional<String>	getAlias()	Get alias.
String	getColumnLabel()	Get columnLabel.
Collection<ColumnProjection>	getColumnProjections()	Get column projections.
String	getExpression()	Get expression.
Optional<String>	getOwner()	Get owner.

Methods inherited from class java.lang.Object

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

Constructor Detail

ShorthandProjection

public ShorthandProjection()

Method Detail

getExpression

public String getExpression()

Description copied from interface: Projection

Get expression.

Specified by:

getExpression in interface Projection

Returns:

expression

getAlias

public Optional<String> getAlias()

Description copied from interface: Projection

Get alias.

Specified by:

getAlias in interface Projection

Returns:

alias

getColumnLabel

public String getColumnLabel()

Description copied from interface: Projection

Get columnLabel.

Specified by:

getColumnLabel in interface Projection

Returns:

columnLabel

getOwner

public Optional<String> getOwner()

Get owner.

Returns:

owner

getColumnProjections

public Collection<ColumnProjection> getColumnProjections()

Get column projections.

Returns:

column projections

cloneWithOwner

public Projection cloneWithOwner(org.apache.shardingsphere.sql.parser.sql.common.value.identifier.IdentifierValue ownerIdentifier)

Description copied from interface: Projection

Clone with owner.

Specified by:

cloneWithOwner in interface Projection

Parameters:

ownerIdentifier - owner identifier

Returns:

new projection