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...
MATCH (a:Artifact{gav:'org.slf4j:slf4j-api:1.7.21'}) WITH id(a) AS startNode CALL gds.alpha.dfs.stream('myGraph1', {startNode: startNode}) YIELD path UNWIND [ n in nodes(path) | n.gav ] AS tags RETURN tags ORDER BY tags I run this cypher on my local...
VERSION NEO4J 4.0.4 I wrote this on a subset of the Movie db: MATCH (P:Person{name:"Diane Keaton"}),(P2:Person{name:"Julia Roberts"}) merge (P)-[:KNOW]-(P2) MERGE (P2)-[:FOLLOW]->(P) The results are : (Diane)-[:Know]>(Julia) (Julia)-[:Follow]->(Diane...
Hi, Playing with NLP and doing some simple metric calculations for TF-IDF (term frequency - inverse document frequency). The query and calculations are very straight forward. The problem is that the answers from Neo4J are wrong. MATCH (:patent{num:'7...
Hi, Looking at the Native Projection section on Neo4j Documentation, I have seen this example: // will use nodes projected as 'Person' or 'City' in 'myGraph' CALL gds.pageRank.stats('myGraph', {nodeLabels: ['Person', 'City']}) What is the correct sy...
I am able to define nodes, labels and properties via Graph ArchitectQL. Is there a way to define schema like we create DB scripts before inserting data. All the examples in tutorial are like creating nodes with values.
How can I adjust the interval? Want to know the effect of running this in a multi user environment. CALL db.clearQueryCaches() Thanks for any insights.
When creating an app like a family tree, I want to prevent the user from creating relationships that will create a cycle. Is it possible to tell if a transaction will create a cycle before committing?
I have a directed multigraph. Using the following query, I managed to get the set of nodes that is connected with the node n1_34 MATCH (n1:Node{uuid: "n1_34"}) -[r]- (n2:Node) RETURN n2, r This yields the nodes n1_1187, n2_2280, n2_1834 and n2_722 an...
Good day, Couple of questions: Which File-System is best for Neo4j on Linux (kernel 5.4.x)?Does Neo4j play well with Azul Zing? Thanks you.
When I try to do an "Add Database" in a Neo4j Desktop 1.3.4, I get the following error: "Database failed to create: Error: Not enough memory resources are available to process this command." If I try to create a local database a new folder with the G...
I am using the neo4j driver for nodejs. When I try to run parallel writes using the .run method I get an error that says you cant make a other transaction while a other is pending, is there some simple solution or I just need to create multiple Sessi...
Hello, I apologize in advance if this has been asked already. I have a dataset which has different entities and sub-entities. Conceptually, I have for example the following node labels: User ForumUser EmailUser SubForum1User SubForum2User Now, all ...
How to recover corrupted DB after migrating from 2.2 to 3.5 Migration plan followed 2.2.2 → 2.3.12 2.3.12 → 3.5.20 After checking consistency check, reported 4 errors ERROR: The next record in the target chain is a relationship between two other node...
Hello everyone I believe I have a simple problem but I can’t seem to solve it. I am using Graphql with Neo4j. I want to simply count relationships and put that capability in my graphql schema using the “CALL graphql.idl()” procedure and the “@cypher”...
Team, Sorry if this is being answered before, I'm pretty new to Neo4j and I did a bit of research and couldn't find a proper response hence posting it here. We are in the process of choosing a graph database for one of our big projects which has got ...
All the sessions of the conference are now available online
