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Drivers & Stacks

Forum Posts

About the Drivers & Stacks category

All applications using Neo4j depend on drivers to execute statements to update or query data. Neo4j drivers are mostly built on the binary Bolt protocol. Official drivers exist for Java, JavaScript, .Net, Python, and Go and more. Other languages (R, ...

yolande by Community Team
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Node depth (DFS/BFS)

Hi all, My question is very simple : Is there anyway to obtain the node depths from the results produced by BFS/DFS algorithms. I appears that these algos only produce the path they used to visit the graph. Thank you in advanvce Best, Augustin

Resolved! Saving Interface based Projections

Is it possible to save Interface based Projections? Can't see anything in the documentation saying you can't, but getting the following error when I try: org.springframework.data.mapping.MappingException: Constructor parameter names aren't available,...

mick by Node
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Neo4j GraphQL Library & Apollo Federation

Hi All, I am starting a new project in which I plan to use Apollo Federation to create multiple services. I have used neo4j-graphql-js with a previous project that I did which I planned to use this time but noticed that it is no longer going to be ma...

Relationships not returned in query

**I posted this in the wrong category at first, my apologies, cross post: How to get connected in Java ** I'm trying to model the electricity net, the data is structured in this way: ElektraNodes (Label) (has objectId): Transformer (Label)Station (...

ClassCastException using Multi level Projection

@Node public class User { @Id private String id; private String username; @Relationship("ACTIVE_BUSINESS_UNIT") private BusinessUnit activeBusinessUnit; } @Node public class BusinessUnit { @Id private String id; priv...

mick by Node
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  • 1 replies
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Connect to multiple Neo4j aura instances

Hello, Is it possible with the JS Driver to connect to multiple neo4j (aura) instances? I am also open to alternative solutions. Situation: We are developing a platform for multiple customers. Each customer should have his own Database. Since it is n...

till by Node
  • 52 Views
  • 1 replies
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OrderBy is not working in neo4j-graphql-java lib

Hello, I have declared following schema type Person { name: ID! born: Int actedIn: [Movie] @relation(name:"ACTED_IN")}type Movie { title: ID! released: Int tagline: String}type Query { person : [Person]}Running the following query { person(f...

harik by Node
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How to fix it?

@Node("Person") @Data public class PersonEntity { @Id @GeneratedValue private Long id; @Property(name = "name") private final String name; @Property(name = "born") private final Integer born; @Relationship(type = "FRI...

LeonWu by Node
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Connecting to ne04j in Vagrant/Django

Newbie problem: I'm trying to connect to NEO4J from Django/Vagrant and I keep getting a "ConnectionRefusedError: [Errno 111] Connection refused"  when I try to run neomodel_install_labels. in my settings file I've added:   from neomodel import config...

Nodes 2022
Nodes
NODES 2022, Neo4j Online Education Summit - November 16 - 17, 2022.


Free NODES Training Series


October 19th -

Intro to Neo4j


October 20th -

Healthcare Analytics Using Neo4j


October 25th -

Handling Neo4j data with Apache Hop


October 26th -

Blazing Fast Graphs: Hands-on with Apache Arrow and Neo4j


November 2nd -

Graph EDA Using the Neo4j GDS Client


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