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

类 AggregationProjectionSegment

java.lang.Object

org.apache.shardingsphere.sql.parser.sql.segment.dml.item.AggregationProjectionSegment

所有已实现的接口:

ASTNode, ProjectionSegment, AliasAvailable, SQLSegment

直接已知子类:

AggregationDistinctProjectionSegment

public class AggregationProjectionSegment
extends Object
implements ProjectionSegment, AliasAvailable

Aggregation projection segment.

构造器概要

构造器

构造器和说明
AggregationProjectionSegment(int startIndex, int stopIndex, AggregationType type, int innerExpressionStartIndex)

方法概要

限定符和类型	方法和说明
Optional<String>	getAlias() Get alias.

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.shardingsphere.sql.parser.sql.segment.generic.AliasAvailable

setAlias

从接口继承的方法 org.apache.shardingsphere.sql.parser.sql.segment.SQLSegment

getStartIndex, getStopIndex

构造器详细资料

AggregationProjectionSegment

public AggregationProjectionSegment(int startIndex,
                                    int stopIndex,
                                    AggregationType type,
                                    int innerExpressionStartIndex)

方法详细资料

getAlias

public final Optional<String> getAlias()

从接口复制的说明: AliasAvailable

Get alias.

指定者:

getAlias 在接口中 AliasAvailable

返回:

alias