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...
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...
Hello! I'm having trouble getting this query to work: The problem arises when I run 'FIRST' OR 'SECOND': running 'FIRST' the query, despite the "not" returns also prod.contractType in ['95|FUNDS']; running 'SECOND' the return is right. I'm not so goo...
Hello Graph Community! Recently I have been trying to create a Neo4j data sink by subscribing it to a topic. I am using Neo4j streams to accomplish this task. The topic is subscribed properly and all the messages are passed as event object to the cy...
Hello guys: I'm a new with Neo4j. When taking a invesgation on neo4j cypher, i'm stumped by the TWO questions about INDEX: Question1: Neo4j index not work in WHERE condition with exists Cypher Server version 4.3.1 ...
I have a dataset of 941 persons with the label PERSOON. For these persons I already calculated the Label propagation, Weakly Connected Components and Louvain. Of the WCC I made separate computations of a native and cypher projection. In the end each ...
Hi all!, I am trying to import a locally existing ontology into Neo4j and then using to solve the problem of interoperability using data from different source. I want to import the data fields from multiple data resources (JSON data) based on this on...
Excuse me, What should I do if I want to change the label value or other attributes of some nodes?
I have searched for a similar topic and did not find one, so here goes: System: MacBookPro, OS 11.5.1, Intel Chipset Neo4J: Enterprise v4.3.2 GDS: v1.6 I have meticulously (copied) the GDS 1.6 Examples (Section 3) for: Dijkstra Source TargetDijkstra ...
Hi, How can I get link prediction between nodes of two in-memory graph: Description: Given a graph database contains: User, Restaurant and Menu nodes, with FRIEND(User, User), ORDER(User, Menu), VISIT(User, Restaurant), RATE(User, Restaurant), HAS_ME...
Question: How to access Node/ Node properties within multiple nested apoc.periodic.iterator (s) ? to create sample data: :params eventParam=> [{eid: "e1"},{eid: "e2"}]; Query: call apoc.periodic.iterate( ' // create some nodes - *ideally t...
从json文件中转换抽取三元组 100%|████████████████████████████████████| 8808/8808 [00:00<00:00, 12456.91it/s] 写入 药品 实体 0%| | 0/3975 [00:00<?, ?it/s]Failed to establish connection to ('127.0.0.1', 7687) (reason [Win...
I have run the Louvain algorithm on my work data. This created a number of communities as expected. It has created one very big community with many small communities of users/customers. I have tried to analyse different samples of communities to stud...
Hi! I want to find all closed circles in a directed connection diagram. That is, a node has a path back to itself through any node. Thank you very much!
In "match path=(u)-[*..]-(m) return path", I want to set or limit the label attributes of all nodes in the path, please tell me how to do it 。Thank you very much!
I try to import data into a Neo4j VM in Azure. This code works: def create_article(tx): tx.run("CREATE (a:ARTICLE)") session.read_transaction(create_article) But this code doesn't work: def create_node_article(tx, id, title, label): tx.run(...
Hi all, I have to export data from one causal cluster to onother neo4j single instance in other machine, all in 3.5.x version. The causal cluster has: 35M of nodes 66M of rels But we only have to export and import 20K nodes and 40K rels I have to tak...
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