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

类 ProjectionEngine

java.lang.Object

org.apache.shardingsphere.sql.parser.relation.segment.select.projection.engine.ProjectionEngine

public final class ProjectionEngine
extends Object

Projection engine.

作者:

zhangliang

构造器概要

构造器

构造器和说明
ProjectionEngine()

方法概要

限定符和类型	方法和说明
com.google.common.base.Optional<Projection>	createProjection(String sql, SelectItemSegment selectItemSegment) Create projection.

从类继承的方法 java.lang.Object

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

构造器详细资料

ProjectionEngine

public ProjectionEngine()

方法详细资料

createProjection

public com.google.common.base.Optional<Projection> createProjection(String sql,
                                                                    SelectItemSegment selectItemSegment)

Create projection.

参数:

sql - SQL

selectItemSegment - select item segment

返回:

projection