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Head's Up! Site migration is underway. Phase 1: replicate users.

Forum Posts

Beta Opportunity for Neo4j Workspace

Introducing Neo4j Workspace We’re inviting you to check out Neo4j Workspace. Workspace combines our most powerful graph tools (Data Importer, Bloom, and Browser) all in one place to help you get up and running with graph databases faster. For experie...

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TrevorS by Community Team
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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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Neo4j cluster with HA Proxy

Hi, We have a Neo4j cluster of 6 machines and we are using HA Proxy. If 5 slaves get stopped and the master remains alone, he stops acting (if you check if it is a master or a slave it returns 404 since he is not both) as a clustered machine and HA P...

markrity by Node Link
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Graph / Hierarchy Size

We are planning to store item hierarchy in the graph and this could result into millions of nodes. Will the query be still performant enough to support this kind of data size? Does anyone has any benchmarks?

Calculation node

Hello Everyone, I have a database where I have products and suppliers. Many suppliers sell the same product, so I want to calculate the ROI for each supplier based on there selling price and attach the output on the SOLD_BY relationship property name...

Trouble with `apoc.periodic.submit`

I am trying to understand why a large import query is failing and was instructed to use apoc.periodic.submit. For some reason I am missing something straight forward. For example, when I try CALL apoc.periodic.submit('test', 'MATCH (n) RETURN n' ) I ...

Loading of CSV File in Linux

Hi All, my neo4j database/bolt connection is on windows server. I would like to run scripts in importing csv in a linux server but I'm having issue when importing the file in linux. Thanks and advance.

Difference between Cypher queries

Hello everyone. I want to output the difference between two Cypher queries, or find an equivalent workaround to achieve that. I have these query: MATCH (Role:XmlTag)-[:IS_CHILD_OF]->(RoleSequence:XmlTag)-[:IS_CHILD_OF]->(RoleSequences:XmlTag)-[:IS_CH...

Bloom for academic research?

Hi. I'm a researcher at the Oxford Internet Institute. I use Neo4j to investigate social scientific questions such as does AI in education have an evidence base, and is AI in education being ethically deployed? I've just completed a research paper on...

Not possible to restrict relationships?

I know it's possible to create uniqueness constraints on node labels, relationship properties, etc. However, there does not seem to be a way to enforce a uniqueness constraint on a number or relationships. I've seen some work arounds mentioned on Sta...

Geohash NEO4j Graph with Spark

I am using Neo4j/Cypher , my data is about 200GB , so i thought of scalable solution "spark". Two solutions are available to make neo4j graphs with spark : Cypher for Apache Spark (CAPS) Neo4j-Spark-Connector I used the first one ,CAPS . The pr...

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