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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, ...
Hi, I'm building a music advice system with Spring using neo4j. // User Model @Relationship (type = "LIKE", direction = OUTGOING) private List likedArtists = new ArrayList (); public void likeArtist (Artist artist) { likedArtists.add (artist); } Whe...
Hi, a quick question, is there a way to add attributes to the relations from an existing node to the timetree using graphaware timetree? To be precise, in the example given on the Github page (https://github.com/graphaware/neo4j-timetree), say, I wan...
I am looking for the most simple way to be able to switch dynamically from one database to another. I am using the latest neo4j enterprise version in a docker. Here is my use case in details: neo4jConfiguration.useDatabase("myDb"); // Should be a...
After migrating a graph from neo4j 3.5 to neo4j 4.0.1, what are the migration steps in a GRANDstack project that ran with 3.5? What are the version requirements for neo4j-driver and neo4j-graqhql-js? With a current "grandstack starter" running agains...
Hello, I am using Spring Boot 2.3 M4 with neo4j and I have a strange behaviour of a custom @Query. I have a Spring Data Repository with a method: Page<GraphMemberContact> findContactsByUserIdOrderByLastActionAtDesc(UUID id, Pageable page); where Gra...
I am using sdn rx beta04. When I create an object like this: @Node class Something { @Id @GeneratedValue public Long id; } right now Id is not being generated when i save. Additionally i would expect that if using a long & GeneratedValue it ...
I'm trying to use strong types in my code, e.g. instead of using String in lots of places, using small classes like (Kotlin): UserId(val value: String) I'd like to use these all the way down to abstract Repository methods in order to maintain the ty...
Hello, I upgraded a working project from 1.0.0-beta04 to 1.0.0-rc01. Any idea why I'm getting this exception? org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'adCommands': Unsatisfied dependency express...
Hi. How could I write a custom mutation resolver, for a "Login", comparing a password with bcrypt with the query password. I have seen several ways but I would like to know which is the best. Some in the resolver put the cypher query and in others th...
What is the preferred way to deal with the dash character when indexing nodes using db.index.fulltext.createNodeIndex()? I'm following this tutorial: https://blog.grandstack.io/using-neo4js-full-text-search-with-graphql-e3fa484de2ea I have several th...
Hello, I want to build a application with graph db that will also use RDBMS already existing and serving another application. I want application supporting operation that will query from both database. I have explored neoid gem but it is very old no...
Hi, I can't open a session with neo4j ogm, I can't figure why. I'm following this : https://neo4j.com/docs/ogm-manual/current/tutorial/ I got the following error : 15:35:15.265 [main] DEBUG org.neo4j.ogm.metadata.DomainInfo - Processing: com.test.dom...
Are the depth fields going to be reintroduced to the Repository objects? i.e. Repository.save( Ojbect object, int depth) Or is there a newer, cooler way of facilitating this that I am not aware of?
Hello, I copied the example on: https://neo4j.com/docs/api/java-driver/current/. After compiling SmallExample.java into a jar-file and running it from the command line with: java -cp name_jar_file.jar SmallExample I get the following error: Exception...
Starting with 1.5, when there is an exception thrown from cypher execution, the stack trace that is thrown is the stack trace is from the async thread actually performing the execution. The exception message is correct, but the stack trace is fairly ...
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