Package org.apache.shardingsphere.sql.parser.sql.common.segment.dml.item

Class ColumnProjectionSegment

java.lang.Object

org.apache.shardingsphere.sql.parser.sql.common.segment.dml.item.ColumnProjectionSegment

All Implemented Interfaces:

ASTNode, ProjectionSegment, AliasAvailable, SQLSegment

public final class ColumnProjectionSegment
extends Object
implements ProjectionSegment, AliasAvailable

Column projection segment.

Constructor Summary

Constructors

Constructor	Description
ColumnProjectionSegment(ColumnSegment columnSegment)

Method Summary

Modifier and Type	Method	Description
Optional<AliasSegment>	getAlias()	Get alias segment.
Optional<String>	getAliasName()	Get alias name.
int	getStartIndex()	Get start index.
int	getStopIndex()	Get stop index.

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.sql.common.segment.generic.AliasAvailable

setAlias

Constructor Detail

ColumnProjectionSegment

public ColumnProjectionSegment(ColumnSegment columnSegment)

Method Detail

getAliasName

public Optional<String> getAliasName()

Description copied from interface: AliasAvailable

Get alias name.

Specified by:

getAliasName in interface AliasAvailable

Returns:

alias name

getAlias

public Optional<AliasSegment> getAlias()

Description copied from interface: AliasAvailable

Get alias segment.

Specified by:

getAlias in interface AliasAvailable

Returns:

alias segment

getStartIndex

public int getStartIndex()

Description copied from interface: SQLSegment

Get start index.

Specified by:

getStartIndex in interface SQLSegment

Returns:

start index

getStopIndex

public int getStopIndex()

Description copied from interface: SQLSegment

Get stop index.

Specified by:

getStopIndex in interface SQLSegment

Returns:

stop index