Neo4j

kevin_oosterhou · 05-22-2022

Hi, I'm using the V4.4.2 version of the driver and trying to execute the query below but i'm having a hard time parsing the responses. Query: MATCH (n:Invoice), (n)-[:HAS_INVOICE_LINE]->(line), (n)-[:HAS_BILLING_ADDRESS]->(bill_addr), (n)-[:HAS_COMPA...

kevin_oosterhou · 08-31-2021

Hey Everyone, For a proof of concept i'm struggling with a Cypher query to get a property on an existing node, and create a new node with a relationship to the node it's coming from. I've tried the following: CALL apoc.periodic.iterate(" MATCH (t...

kevin_oosterhou · 08-06-2020

Hi Everyone, I started messing around with some multi-tenancy application with Neo4J as the backend. So to keep data seperate i want each tenant to use a single database. But to deploy a tenant i need to create some base nodes for some details. Is th...

kevin_oosterhou · 01-09-2020

Op 04-02-2020 zal de Graphtour wederom naar Amsterdam komen. Dit jaar zal het plaatsvinden in het Compagnie Theater. Wie zien we daar? Je kunt je gratis aanmelden via: https://neo4j.com/graphtour/

kevin_oosterhou · 10-08-2019

Hi Guys, Im running into an issue using neomodel in my flask project. When i'm trying to setup a relationship between 2 classes i keep running into the ClassAlreadyDefined exceptions. I suspect the problem is that I import the object in the controlle...

kevin_oosterhou · 05-22-2022

glilienfield: MATCH (n:Invoice) WHERE n.deletion_status = false MATCH (n)-[:HAS_INVOICE_LINE]->(line) WITH n, collect(line{.*}) as lines MATCH (n)-[:HAS_BILLING_ADDRESS]->(bill_addr) MATCH (n)-[:HAS_COMPANY_ADDRESS]->(comp_addr) RETURN n{.*, li...

kevin_oosterhou · 08-31-2021

Thanks for the help. The index made a huge difference. Before i let it run for an hour to get 70.000 nodes. Now it did about 2.000.000 in under a minute.

kevin_oosterhou · 08-31-2021

Updated the topic with the versions. There's currently no index on it

kevin_oosterhou · 08-31-2021

I've messed with the query just a bit. I've had some success with the following query but it's incredibly slow on my dataset of 2.000.000 nodes. CALL apoc.periodic.iterate(" MATCH (transaction:Transaction) RETURN transaction "," MERGE (s:...

kevin_oosterhou · 08-10-2020

Hi, There isn't a straight forward answer to the question except for "it depends". Could you describe your dataset? The size, eg amount of nodes, relationships, if you already have it running locally database size. And the workload is ofcoures a fact...

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Parsing responses neo4j-driver

Extracting property of node to a new node

Copying contents of Database A -> B

Graphtour 2020 - Amsterdam

neomodel.exceptions.ClassAlreadyDefined

Re: Parsing responses neo4j-driver

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Re: Extracting property of node to a new node

Re: Extracting property of node to a new node

Re: What type of instance type is best Suited for running Neo4J in AWS