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...
By Mistake. Please delete this.
I’m running the following cypher query using neo4j-drivier in a nodejs app to several times (different combinations of each node label): CALL apoc.periodic.iterate(" CALL apoc.load.json('file://{fileName}') YIELD value AS line RETURN line ...
I have a reasonably large AWS Ubuntu instance with 60+Gb of RAM. I have configured CE with: dbms.memory.heap.initial_size=20g dbms.memory.heap.max_size=20g dbms.memory.pagecache.size=20g I am running a complex/large query under cypher-shell --format...
versions: Java 8, neo4j 3.5.2 I seek advice on finding specific nodes by property only Writing a custom procedure, I observed that the GraphDatabaseService interface has methods to find nodes with a given label and optionally a number of matching pro...
How to import mongodb data into Neo4J
Hello, I would like to know if there is a difference between int property or a string property in the following scenario: I have multiple relations and every one of them have an "index" property. Until now i have had strings of int in the property - ...
I am using testdisk to recover a neo4j folder that was deleted. I am getting zero size for a number of the files. this is a DigitalOcean droplet using neo4j docker image and volumes to persist the data. Can anyone help me with this? This is what th...
Super excited about GraphQL opportunity. How is it possible to use GraphQL plugin with Neo4J on Azure ? Is it possible to do this without the need for Apolo and the javascript libraries ? Thanks for any help you can offer.
I am getting below error with an algorithm. Neo.ClientError.Procedure.ProcedureCallFailed: Failed to invoke procedure algo.unionFind: Caused by: org.neo4j.cypher.internal.v3_5.util.SyntaxException: Invalid input '(': expected (line 1, column 1 (off...
I really just want a 'hello world' example for how to make something work. I want to create a trigger on a relationship when new property is assigned to it that matches a specified key. So this is a bit contrived, but let's say that whenever a prope...
Is it possible to create an index on objects inside list properties of Neo4j? Lets say I have a bunch of Nodes unwind range(1,100) as num CREATE (n:Person {current_id:num,old_id:[]}); call apoc.coll.zipToRows(range(1,100),range(200,300)) yield value ...
Hi all, I'm new to neo4j so apologies in advance if I'm not explaining myself correctly. I'm starting to build a recommendation system from scratch. For the moment I'm making my query tests with a dummy DB: It represents a network of players that pl...
If I have a CSV file that has say 100,000 records and I have this query: LOAD CSV WITH HEADERS FROM 'http://myUrlPath/file1.csv' AS row RETURN * LIMIT 5 Under the hood does LOAD CSV open the file and get ALL 100,000 rows of data or does it only open...
Not sure what happened but all of a sudden I can launch Bloom, however, I get a blank screen as a result. Bloom appears to connect to the active database in Neo4j Desktop, but then fails to make the proper connection. It worked perfectly fine a day a...
As of Neo4j 3.5 we have a fulltext search index. Specifically it’s Lucene 5.5.5. In Lucene 5.5.4 a magical feature was added to Lucene called MoreLikeThis. Given a document (translates to a node with properties containing text strings) this feature ...
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