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...

yolande by Community Team
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Neo.ClientError.Procedure.ProcedureCallFailed: Failed to invoke procedure `apoc.periodic.iterate`: Caused by: java.lang.OutOfMemoryError: Java heap space

I received the following error message: Neo.ClientError.Procedure.ProcedureCallFailed: Failed to invoke procedureapoc.periodic.iterate: Caused by: java.lang.OutOfMemoryError: Java heap space after running the following cypher // Data loaded from file...

Speeding up index building on a fresh database?

For my neo4j use case I'm periodically rebuilding the entire DB from CSVs using the import tool. After a rebuild, I need to create two B-tree indexes before the DB can be queried. This import is running quite fast. With 500M edges it's taking just ov...

dsolow by Node Link
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Adding a property filter explodes memory

Hello, I'm trying to write a query that explores a DAG-type graph (a bill of materials) for all construction paths leading down to a specific part number (second MATCH), among all the parts associated with a given product (first MATCH). There is a st...

Slow cypher query computation

Hey, just wondering, why is cypher query on community edition is very slow? I tried using profile and explain, followed the practice to name the label whenever I can. In addition, I have also added an index and constraint. So I am wondering whether t...

Relationships bulk update properties help

Hi, I'm pretty new to Neo4j/Cyper. I was hoping someone can help me figure out why this bulk update to relationship properties is not working from the given dataset. The id value in the dataset is the neo4j ID of the relationship. tq,rpc,weight are ...

Connecting Neo4j browser to Kubernetes

I installed Neo4j on Google Kubernetes successfully but am unable to connect to it via Neo4j browser with either http or https. Followed

eric1 by Node Link
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Query application of massive associated data

Hi , I have encountered such a difficulty: 1. There may be 1-2 billion nodes, 30-50 billion interrelationships, and possibly more, assuming A is known, and A, B, C, D, ... are related to each other, Can you use the neo4j Community Edition to query th...

Can you commit within a user-defined procedure?

Is it possible to [periodically] commit within a user-defined procedure? If so, how do I do that? In this case, I don't need to worry about the procedure being atomic and isolated in the ACID sense so I can commit regularly in order to release locks...

clunny by Node
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Neo4/Cypher - Matchs Statistics

I need to quantify how many nodes and edges are traversed while running a MATCH. For example, I am using: MATCH cam = shortestPath ((from: Person) - [r1: personTOfilme |: movieTO Person *] -> (to: Person)) WHERE (from.pes_name = 'Fernanda Torres') AN...