Neo4j Graph Platform
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About the Neo4j Graph Platform Category

The Neo4j Graph Platform includes the core database and all the technologies surrounding the database, making it useful and accessible for a lot of different users. When asking a question, please select a descriptive label that best matches your quer...

yolandep by Community Team
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Getting a subgraph from a big graph

Hi folks,I am attempting to get a subgraph and graph data(as '.txt 'or other formats) from a big graphApproach 1: Randomly sample all nodes types from the large graph   MATCH (source: Node)-[r*..]-(target: Node) WHERE<> WITH so...

Pregel: Store Messages in Nodes

Hi everyone,I am currently trying to write a procedure using the Pregel-API, where I would like to use the compute-method, to store each of the incoming messages for a node. However, I am kind of struggling with the Messages-object right now. The pro...

N10s update multivalPropList on a non-empty graph

Hi, I am using neosemantics (n10s) to import various ontologies into my graph. One issue I have encountered is that I want some properties to be treated as lists (which is solved by setting "handleMultival": "ARRAY" in the config, then setting a "mul...

alex3 by Node Link
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Unable to start neo4j DB

Neo4j won't start after accidentally upgrading it from 4.2.4 to 4.4.8. Gives below error.     Caused by: org.neo4j.kernel.impl.transaction.log.entry.UnsupportedLogVersionException: Log file contains entries with prefix 4, and the highest supported pr...

Resolved! Unexpected list index behavior

I am seeing unexpected list index behavior while using negative indices.Here is a trivial list: WITH RANGE(1,10) AS indices RETURN indices I would like to answer the last item of the list as well as the last three items.I therefore use the fo...

tms by Graph Buddy
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Resolved! Install Neo4j cluster in managed Kuberenetes

Hi everyone, I was wondering if anyone has installed the neo4j cluster in a server with managed kubernetes and had to deal with a proxy problem while trying to install helm? The idea behind is that when I need to access the kubernetes cluster/server ...

Resolved! Neo4j JDBC connector for Oracle

Hi everyone, Does the jdbc connector that can be used to import data from Oracle to Neo4j, support any encryption or security? If yes, is it enabled by default or how it be enabled? Thank you in advance!!

Neo4j Linux 3.5.32 backup empty

Hi, we are using Neo4j 3.5.32 in a Linux/Debian Ec2 instances, using crontab with a .sh backup file, a backup file size are around 850MB but sudenly (without any modification) the backup size are 29kb, why is this happen?, we try to execute the backu...