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Head's Up! These forums are read-only. All users and content have migrated. Please join us at community.neo4j.com.

Forum Posts

Beta Opportunity for Neo4j Workspace

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...

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TrevorS by Community Team
  • 1005 Views
  • 1 replies
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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
  • 1217 Views
  • 1 replies
  • 1 kudos

Neo4j Community Upgraded to 3.4.9 on AWS

We've bumped and upgraded the version of Neo4j Community that's available. While we provide AMIs on AWS, this is a more packaged deploy option, that sets up all of the necessary security groups for you. Here it is: https://aws.amazon.com/marketplac...

Neo4j browser refresh rate ( IE 11 )

I am completely new in neo4j. Run browser using internet explorer 11, cannot use other due to security issues . Browser refreshes all frames every 2-3 seconds . Cannot see how it can be disabled Please advise

abellea by Node
  • 1098 Views
  • 1 replies
  • 0 kudos

Resolved! Cartesian join in query plan after adding an index

I've run into a performance issue after adding an index to a integer field. The query plan changes from a simple scan to a merge of two index seeks but the merge operation is a cartesian join. To recreate the problem: CREATE CONSTRAINT ON (g:Gender)...

Neo4j Browser keeps losing connection

Recently we have started encountering an issue on Neo4j Browswer wherein we keep losing connection to the server. We get this message: Connection to server lost. Reconnecting... And, when we try to reconnect to neo4j, the connection timesout after 50...

sam by Node Clone
  • 2885 Views
  • 3 replies
  • 1 kudos

Resolved! CSV NULL error

I am trying to make a word-pair frequency query I'm getting this error: Neo.ClientError.Statement.SemanticError: Cannot merge node using null property value I tried to fix it with where not text.content is null But then I get a syntax error Here is m...

Resolved! Cypher: Node key or exists + unique

Hi! A quick question (maybe the answer won't be so simple) about the node key constraint: According that I have a node with a property that must be unique and must exists (eg: social security number). Do I need to create a NODE KEY constraint for tha...

s_decoux by Node Link
  • 3489 Views
  • 2 replies
  • 3 kudos

Cypher query question: How do I generate a table of all unwound property keys and property values for all nodes with the same label?

Hi, I'd like to generate an exportable table of all property keys and their property values for all nodes with the same label. For example I would like to unwind keys() , and then place the values of these in the next column. Do I need to use extract...

snellad1 by Node Link
  • 2404 Views
  • 1 replies
  • 6 kudos

I am using two conditions but once I am having the result displayed , there is only one condition executed

I am using this query and I used conditions to display only clusters which contains more than 3 contracts and 2 attributes but I am having a graph which contains clusters with only one contract . match (n1:attribfxplaf)-[r]-(c:contratfxplaf) with n1....

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Resolved! No changes no records for clusters creation

I started by importing 2 csv files and then I made connection by importing the third one , here my queries : LOAD CSV WITH HEADERS FROM 'file:///ContratFP18.csv' AS Contracts CREATE (c:Contrat { id: Contracts.contract_id, complete_object: Contracts....

Causal Cluster not forming

I am trying to form a causal cluster of 2 cores, but not having any luck. Security groups and NACLs are wide open.Tried DNS discovery, and am now trying LIST with the public IPs of the other cores. (port 5000)I have signed certificates and a cluster ...

michael by Node Link
  • 6412 Views
  • 5 replies
  • 1 kudos

How to check the ammount of times a neo4J index was used?

So I received a dated schema that used to work well at the beginning but it's experimenting some scaling issues. Among of them, the space used by the indexes is catching my attention so I would like to know if they are being used, how many times, etc...

ezeql by Node
  • 5894 Views
  • 1 replies
  • 1 kudos

Show nodes in real time in Neo4j Graph

Hello, I have created a python script which imports real time data into Neo4j. Is there any way to see this data in real time? For example, can I have the graph opened and see the new nodes popping up when the data is imported? Thank you very much in...

Angelos by Node Link
  • 2248 Views
  • 5 replies
  • 3 kudos

Neo.ClientError.Transaction.TransactionMarkedAsFailed

Hi, I have a problem, trying to propagate values in a network: my procedure: @Procedure(name="clesius.propagate", mode=Mode.WRITE) @Description("it.clesius.propagate('netName, 'inputName','inputValue') - propagate in net <TrendStart>name or <Node>na...

irler by Node Link
  • 1226 Views
  • 1 replies
  • 1 kudos