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Head's Up! Site migration is underway. Expect disruption to service on Thursday, Feb. 9!

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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Connection to the database terminated

im using neo4j v 4.0 for project with spring boot , when i test API with postman it shows me this error : Connection to the database terminated. Please ensure that your database is listening on the correct host and port and that you have compatible ...

Resolved! Having a relationship in an entity constructor

Hello, I read the documentation but did not find any precision on this question : Is it possible to have a related entity only in constructor (no setter defined)? I have this use case where an entity (a:A) has no business logic if it is not related t...

paulB by Node Clone
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Resolved! Using apoc function with embedded database

Hello, Currently working with Spring Data Neo4j, I'm using neo4j in 4.4.4. I need to use an apoc coll function in a test. As this function is not bring by a simple import, I need to import in my pom.xml apoc with classifier all : <dependency> ...

paulB by Node Clone
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SDN6 return the relationship

I want to query all the relationship satisfied some condition. And here's the node, @Data @Node public class Resource { @Id @GeneratedValue private Long id; @Property("name") private String name; private String code; @Prop...

Loops nodes on a path using python

I want to iterate two paths of nodes and make comparison on properties. Then update the nodes in the database accordingly. I connect to neo4j using the python driver and create a read transaction to get the paths. My function returns the nodes, but I...

How to get sub graph with custom query

I have the following classes for node and edge @Node public class MyNode { @Id String id; String name; String type; @Relationship(type = "CONTAINS") Set<MyEdge> outgoingEdges = new HashSet<>(); public MyNode() { } ...

9mikev by Node Link
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Dependency Cycle

Upgraded to Spring Boot 2.3 (from 2.2) and app won't startup due to dependency cycle Any idea why Neo4jOgmEntityInstantiatorConfigurationBean dependant on WebMvcAutoConfiguration$EnableWebMvcConfiguration?

mick by Node
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Swift Support for AuraDB... Theo 5.0?

Hello, new here. I am interested in using hosted graph database AuraDB on Apple platforms, including iOS and macOS. I have seen a blog post on neo4j's website from 2/3 years ago about the release of Theo 4.0 and a mention of upcoming Theo 5.0 once Sw...

jm1 by Node
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Flutter+Neo4j

Hi everyone , I wish you are fine ... I'm trying to connect my neo4j database with flutter application , after searching here I found that grandstack is the solution . So I am using graphql_flutter but I have some exceptions that I can't fixed it , a...

Resolved! How to get Neo4j Transaction Summary?

Hi, I am trying to get a transaction summary after a read or write transaction using neo4j python-driver. I have written some code to get this but these aren't working. Code def write_data(tx, query): result = tx.run(query) record = result.si...