Drivers & Stacks
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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! SDN 6 custom query returns NULL

Hi there, I am tring to return the subset of a domain entity (e.g ItemEntity) with a costom query using SDN 6 and SpringBoot 2.5. It is returning NULL without any error when I run the application. I tried the same query in Neo4j Browser and works f...

Delete relationships of node which got deleted

I have reached a state where there was a piece of code which deleted the nodes without deleting the relationships of the same. Now I am frequently getting node with node id not found error. Is there a way I can delete such relationships and indexes a...

Null param in a Repository query

Hi! We recently switched to the latest Springboot version (well 2.4.0 since it already not the latest anymore) and tried to be ogm-free. Our app works fine but we've noticed a warning we didn't see before (I don't think it happened, but maybe we just...

cfaure by Node
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Reactive session with JavaScript

Hello there I'm trying to make a simple code like this one below work, but it doesn't. Reactive session poorly documented in the JavaScript driver manual. Here is the code: function readTimebarDataReactive(entity,timebar) { start = new Date().getTi...

How to map query result

Hi guys, I want to map query result to a polo object, In SDN4, I can use annotation @QueryResult . But in SDN6, how to ? Repository public interface DeviceNodeRepository extends Neo4jRepository<DeviceNode, Long> { Query("MATCH (a:DeviceNode)-[...

How to operate the relationship alone

Hi guys, Using SDN4, I can save nodes(using NodeEntity) and relationships( using RelationshipEntity). When I upgraded to SDN46, I can only save nodes(using Node), How can Ioperate the relationship alone?

Py2neo ImportError: cannot import name 'import_best'

Hello, The code throwing the error looks like this: from py2neo import Graph graph = Graph() ###same if I do "graph = Graph("bolt://localhost:7687", auth=("neo4j", "0000"))" And I get this: Traceback (most recent call last): File "/Users/dchang/anaco...

Can we use neo4j 4.0 with PHP?

After playing enough with neo4j alone, I decided to integrate it to my PHP project, and searched for drivers or whatever it is called. The only not abandoned github repository I found, the one called a partner on this forum, stopped development like ...

"" with NEO4J 4.x

Has anyone been able to get the cq driver to connect/run with the latest 4.x of NEO4J ? We moved to this driver away from the NEO Seabolt as it was more reliable and easier for production deploys.

jeremy by Node Clone
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Golang - converting maps to strong type

Just wondering if anyone has some experience converting from a map[string]interface{} to a declared type? i.e. in Go if I have: type Person struct { name string age int64 } if I run this query: MATCH (p:Person) RETURN p { .name, .age } AS pe...