Community Corner

Neo4j 3.2.14 compatibility with RHEL 8

Hi, We are currently using Neo4j 3.2.14 on RHEL 7.9. We need to upgrade to RHEL 8. Kindly assist if the Neo4j 3.2.14 community edition is compatible with RHEL 8 i.e. Red Hat Enterprise Linux 8. Thankyou.

Migration back to Discourse

Hello friends! So... about a half year ago we switched the platform used here on community.neo4j.com from Discourse to a vendor called Khoros. We were hopeful about Khoros as a platform that we could build upon to make a great website for the communi...

'neo4j' python library -- specifying database

I have created a database called 'foo' and i can switch to it in the browser and interact with it, but when I try to programmatically write to it using python neo4j library, I can only interact with the default database 'neo4j'. When I run the below ...

Can't install neo4j

When installing neo4j, an error happened. My environment is Ubuntu 18.04 LTS on GCE. Command is below. (https://neo4j.com/docs/operations-manual/current/installation/linux/debian/) wget -O - https://debian.neo4j.org/neotechnology.gpg.key | sudo apt-k...

How does the behaviour of apoc.nodes.collapse work?

I'm currently trying to use the apoc.nodes.collapse function to perform entity resolution during a query (I'm doing it this way to simplify undoing merges in the future). I'm really struggling to understand how the behaviour works - not much is expla...

Create arcs between nodes with same label

Hi, I have the following problem. I developed a code on Spark/Python for k-medoids. Now I've managed to load the medoids that come from python directly into neo4j, meaning that spark communicates with neo4j. I also uploaded the data from a csv to neo...

Persist REST API response data in database

Hi, excited to join and hoping you guys can help make my first step. I would like to find out if it were possible with NEO4J to persist REST API response data in database? So I want to import data into my database (from REST API) to then query that. ...

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GDS: Link predicition pipeline requires undirected graph projection

Dear All, I am new to Graph Data Science, but i would like to use the link prediction pipeline for my project. I do have a graph database filled with biological entities represented as nodes and directed edges that describe the relationship between t...

Clean-up schema, delete unused property and node types

Hi, I have made some typos when creating properties (types) and would like to remove the property types listed in the browser. Is there a command for that? Also, the schema has some relationships that are not in the graph, but appears in the graph sc...

Determine which field is causing constrain error response

Hello,The case as following,ConsideringSchema: type User {id: ID! fullName: String!userName: String! @uniqueemail: String! @unique}Database:{id: 1fullName: private doeuserName: private doeemail: email@test.com}When I try to create new user with the s...

Resolved! Differences in Relationship visualizations between Neo4j Browser and Bloom

Hi !! I was exploring the Zach Blumenfeld's blog "Graph Data Science for Supply Chains – Part 1:" and I get noticed that the same Cypher query does not return the same number of relationships; in Neo4j Browser it shows ALL relationships involved bet...

Interactive Knowledge Graph Editor

The goal is to let knowledge medical domain experts create and maintain graphs in a very easy visual way.See the requirements at http://www.aimig.org/Requirements-AIMIG/Requirements-Graph-Editor.html .Similar to https://neo4j.com/labs/arrows/ but wi...

Getting an error while executing the code

I am new to neo4j and knowledgegraph. need help with the below issue. def who_be_present(I_AM,I_WANT_TO_MEET):print(f"I'm {I_AM}")print(f"I want to meet {I_WANT_TO_MEET}")request="""MATCH (cs:Person { name:$pfrom }),(ms:Person { name:$pto }), p = sho...

Import IFC file into Neo4j

Is there any tutorial pdf or youtube video for the instruction how to import the IFC file into Neo4j? Thanks...