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About the Drivers & Stacks category

All applications using Neo4j depend on drivers to execute statements to update or query data. Neo4j drivers are mostly built on the binary Bolt protocol. Official drivers exist for Java, JavaScript, .Net, Python, and Go and more. Other languages (R, ...

yolande by Community Team
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CQRS for org.neo4j.driver.Driver

I am using Neo4j in Java Rest Application. To perform Cypher queries I am using org.neo4j.driver.Driver so I have a class that translates requests to cypher queries, then passes them to Driver and returns the results, could you hint me how could I im...

kyeiv by Node
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Could not get the json data in particular format

I want to display nodes and their relationship in particular format [{'ID' : 1,'VM_CODE' : '','VIRTUAL_MACHINE': '','OPERATING_SERVICE': '','SIZE' : '','CPU' : '','Memory' : '','Disks' : '','SERVICE_NAME' : '','SERVICE_CODE' : '','TASK_MEMORY' : '','...


Resolved! nodes changed type from 1.7.6 to 4.x

In the python 1.7.6 driver, we call for a simple MATCH query and see that the returned data has  nodes where the type of the class is Node:   type(i).__name__: Node   When we do the same call in any 4.x version, the data comes back a...

Confusion over Python drivers

I see three popular python drivers: neo4j, neo2py, graphdatascience. Each one seem to do similar things. 1) What is a preferred long term direction?  2) I am a data scientist. I want to run many gds algorithms. Is there a guidance on what is one libr...

learner by Node Link
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.net driver and default database

Hi! I've been experimenting with using the .net driver to send start and stop commands to databases in my DBMS, based on the example-code found here: Using Neo4j from .NET - Developer Guides . It's working just fine for most databases, however if I s...

Resolved! Python driver initial error not catchable?

Should this work to detect errors with the initial driver setup? If the database is not up, it is not caught at this point, and the Python program fails and shows all the correct messages. try: driver = GraphDatabase.driver("bolt://localhost:7687", ...

OIDC connection for AWS Cognito

Has anybody got the AWS Cognito user pools working with Neo4j? I've been following the configuration settings for using an OIDC as authentication and authorization for Neo4j but I keep getting validation errors on the config file (neo4j.conf). This i...

GraphQL extending AutoGenerated 'Where' clause

Hello, I'm using the @neo4j/graphql NodeJS library. I really like the auto-generated 'where' clause I get with the schema, however I would like to extend it an d add my own filters into the where clause. Is this possible, I have tried defining my own...

Custom aggregate with DISTINCT

I am using neo4j-graphql library with Apollo and I have this schema.   type Employee { name: String department: String city: String }   I can get the total number of developers using the below graphql query   query EmployeeAggregate { employeeAg...

Asking for help on the storage engine of Neo4j

Hello!There is no doubt that Neo4j is a well-deserved mainstream graph database!I am a  beginner. For experimental purposes, I need to modify Neo4j's storage engine and reimplement the underlying data structures like nodes, relationships and graphs i...

CMCC by Node
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