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Head's Up! Site migration is underway. Phase 2: migrate recent content

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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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Resolved! Efficient way of storing relations - SDN6

Hi, I am working on an application for storing family trees. From what I have read in a book about graph databases/neo4j is that the relationships should not be duplicated. @Node("Person") class Person( val firstName: String, val lastName: St...


Hi, I am stuck on a problem where inside spring security's AuthenticationManager's method authenticate() there's an exception being thrown. .n.c.Neo4jPersistenceExceptionTranslator : Don't know how to translate exception of type class org.neo4j.driv...

Resolved! Querying Nodes with their relations

I want to query nodes that have a relation to eachother and return them, including the relation. Example from the Movies dataset: @Query("MATCH (actor:Person)-[actedIn:ACTED_IN]->(movie:Movie) WHERE ID(movie) = $movie.__id__ RETURN actor, actedIn, mo...

Simple JS Interface for the Driver

I just published a node package neo-forte to simplify using the neo4j-driver for beginners. The goal is to provide the simplicity of the data browser. You just need to know cypher. But it might be appealing to experienced driver users as well for ma...

Resolved! Bulk statement to improve update throughput

Hi, I am working on an Open-Source project where I read values from OPC UA and I now wanted write the live values from industrial machines via OPC UA to Neo4j. Typically in databases there is some kind of a bulk statement or at least a prepared state...

Inheritance in SDN/RX

A project that I am trying to port to SDN/RX made heavy use of inheritance fo certain objects and the previous version of Neo4j Spring Data happily turned all those classes into Labels. Now If I try to create a relationship to an abstract class or in...

scott2 by Node Link
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Update using Neo4j OGM

Hi All, I'm using Neo4j OGM to store data. In my pojo I have two fields named createDate and modifiedDate. When I insert a record createDate and modified Date are stored. When I try to update the record I have to modify the modifiedDate field alone a...

Connecting via neo4j+s

I am trying to connect to the Aura-DB and recieves this error: The URI-scheme is unsupported. I was using bolt before, but with the neo4j+s it is not connecting. What should be done to connect to the Aura-DB

Graphql @relationshipProperties error

The method of querying relationship properties via graphql as outlined here does not seem to work. I tried to implement it in my own schema and could not get around the errors. When I copy paste the provided schema from the example into my schema, an...