Module org.neo4j.cypherdsl.core

Package org.neo4j.cypherdsl.core

Class Subquery

java.lang.Object

org.neo4j.cypherdsl.core.Subquery

All Implemented Interfaces:

Visitable, Clause

@API(status=STABLE,
     since="2020.1.2")
@Neo4jVersion(minimum="4.0.0")
public final class Subquery
extends Object
implements Clause

Represents a "callable" subquery. A subquery can contain statement that returns something (standard statements, union statements and calls to stored procedures, yielding their elements). Subqueries can be nested.

Since:

2020.1.2

Author:

Michael J. Simons

Neo4j version required

4.0.0

Method Summary

Modifier and Type	Method	Description
void	accept(Visitor visitor)	Accept a Visitor visiting this Visitable and its nested Visitables if applicable.
boolean	doesReturnOrYield()

Methods inherited from class java.lang.Object

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

Method Details

accept

public void accept(Visitor visitor)

Description copied from interface: Visitable

Accept a Visitor visiting this Visitable and its nested Visitables if applicable.

Specified by:

accept in interface Visitable

Parameters:

visitor - the visitor to notify, must not be null.

doesReturnOrYield

@API(status=INTERNAL)
public boolean doesReturnOrYield()

Returns:

true if this subquery yields any items