org.apache.shardingsphere.sql.parser.relation.segment.select.projection.impl

Class ExpressionProjection

java.lang.Object

org.apache.shardingsphere.sql.parser.relation.segment.select.projection.impl.ExpressionProjection

All Implemented Interfaces:

Projection

public final class ExpressionProjection
extends Object
implements Projection

Expression projection.

Author:

sunbufu

Constructor Summary

Constructors

Constructor and Description
ExpressionProjection()

Method Summary

Modifier and Type	Method and Description
com.google.common.base.Optional<String>	getAlias() Get alias.
String	getColumnLabel() Get columnLabel.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.shardingsphere.sql.parser.relation.segment.select.projection.Projection

getExpression

Constructor Detail

ExpressionProjection

public ExpressionProjection()

Method Detail

getAlias

public com.google.common.base.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