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Neo4j Graph Platform

Forum Posts

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...

Neo4j-graph-database-to-graph-platform.png
yolande by Community Team
  • 503 Views
  • 0 replies
  • 1 kudos

Neo4j server doesnt start

C:\Program Files\Java\neo4j-community-4.0.3\bin>neo4j console 2020-04-01 10:53:55.120+0000 INFO ======== Neo4j 4.0.3 ======== 2020-04-01 10:53:55.120+0000 INFO Starting... 2020-04-01 10:53:55.402+0000 ERROR Failed to start Neo4j: Starting Neo4j fai...

Hybrid Cloud Architecture with neo4j

I tried to find a topic like "architecture" but couldn't. Sorry for posting under the Operations topic. We are currently proposing our SaaS fully on public cloud (using Aura). We have several requests to host neo4j (enterprise) on premise and have th...

emre by Node Link
  • 249 Views
  • 0 replies
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Neo4j server slow startup time

After importing 17 million nodes and 85 million relationships into the Neo4j database (150gb), starting up and shutting down the Neo4j database is much slower. Start up now takes over 15 minutes as compared to 4 seconds prior to the data being impor...

Hi from US

Hi everyone! I'm a newbie. I've just started learning neo4j using desktop 1.2.5 I am a developer going to develop graph applications. I start with Cypher. Hope to have a chance to learn from each other in this community. Have a great week! E.

Rules for Size in Bloom

Hi, In playing with Bloom, I would like to set a rule to size the icon of node based on the number of connections it has and more specifically filtered by relationship type. For example when I inspect a node, and i look at at expand it might says "<...

Resolved! Cypher-Shell - how to run testquery.cypher in background

I have a simple question on cypher-shell as i didnt find much of documentation on this. What i am running is some command to load data from csv from cypher shell SNO,EmailId,FirstName,EmailId,LastName,HiringDate; 1,10001,Test1,abc@test1.com,"TestUse...

Kailash by Graph Buddy
  • 843 Views
  • 2 replies
  • 0 kudos

Merge index?

Is there a way to only create an index if it doesn't already exist to avoid a potential error (when it already exists - or vis-versa)? I'm thinking of something like MERGE INDEX FOR (x:Label) ON (x.foo)

russ by Node Link
  • 557 Views
  • 1 replies
  • 1 kudos

Adjacency Matrix using Cypher Query

Hi, I am new to Neo4j and I am trying to extract the adjacency matrix of my graph. I found this cypher query (https://github.com/michelcaradec/Graph-Theory#adjacency-matrix) to get the adjacency matrix but it return the matrix without the row names a...

alex52 by Node
  • 1797 Views
  • 1 replies
  • 3 kudos

Complex Spatial Aggregation

I am struggling with a query... I hv a simple query. I use Neo4j 4.0 MATCH (s:Station)-[:LOCATED_AT]->(l:Location) WHERE distance(l.coord, point({ latitude: $latitude}, longitude: $longitude}})) < $distanceInMeter please ignore any syntactical mista...

Querying over values

How could it be possible to match over values of a certain node; For example: MATCH (f:Family)-[:IS_PROVIDED]-(p:Provider)-[:OFFERS]-(pr:Product)-[h:HAS]-(r:Rules) WITH f,p,r,h, pr, [x in keys(pr) WHERE toLower(x) CONTAINS toLower('aaa') OR x =~ '(?i...

Nodes 2022
Nodes
NODES 2022, Neo4j Online Education Summit - November 16 - 17, 2022.


Free NODES Training Series


October 19th -

Intro to Neo4j


October 20th -

Healthcare Analytics Using Neo4j


October 25th -

Handling Neo4j data with Apache Hop


October 26th -

Blazing Fast Graphs: Hands-on with Apache Arrow and Neo4j


November 2nd -

Graph EDA Using the Neo4j GDS Client


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