Currently my Java version is 17. Neo4j requires me to install Java 11 or OpenJDK 11, or else it will give the error java.lang.IllegalAccessException: module java.base does not open java.nio to unnamed module @1817d444. I guess I need to downgrade to JDK 11. Java Platform, Standard Edition 11 Reference Impleme…
Tag: neo4j
import org.neo4j cannot be resolved?
I am very new to Neo4j and I’d like to get started with an embedded Neo4j in a Java Application. I try to run a HelloWorld Application as follows. } The Pom code is as follows. Unfortunately I cannot run the code it raises “Exception in thread “main” java.lang.Error: Unresolved compila…
Memory map for Neo4j embedded
When using Neo4j in the embedded mode (Java API), one can manually set memory map settings using the following API calls (or similar): My question is: Is the mapped memory allocated out of Java heap/extended memory or from the rest of the memory available. I know that for Neo4j server the latter is correct as…
How to traverse an order list of node properties in neo4j?
I’m new to neo4j , so your help is appreciated. I have a neo4j database with nodes that have a property “Color” and two relationship types, “Previous” and “Next”. I have …