Drivers & Stacks
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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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Using AbstractRoutingDatasource and Spring Data Neo4j

Since I want to use different databases in different scenarios, I want to use AbstractRoutingDatasource. However, I could not find an appropriate setting in which I can use both AbstractRoutingDatasource and Spring Data Neo4j (e.g., using @Transactio...

Issue in merging two schema type

Hello ,i want to merge two schema result for making nodes.Since graphql does not make the statement merge , i am trying this example... type User { id:ID! User_ID:String! Mobile_Number:String! ...

Resolved! FIXED - OGM - AmbiguousBaseClassException

Hi! I'm trying to add dynamic label on an NodeEntity, the storage was fine but when I want to access to the node I got an AmbiguousBaseClassException: java.lang.RuntimeException: org.springframework.dao.InvalidDataAccessApiUsageException: Multiple c...

How can I create constraints using Java API?

How do I create the following constraints with the Java APIs? CREATE CONSTRAINT ON (entity:Entity) ASSERT(entity.prefix, entity.name) IS NODE KEY; CREATE CONSTRAINT ON (entity:Entity) ASSERT exists(entity.name); I am looking at ConstraintCreator API ...

Manually converting Result to NodeEntity

session.query(String s, Map<String, ?> map) returns Result. In the Result, I can get a Path in which there are two nodes() and relationships() methods that give me the nodes an relationships inside the Path. However the nodes are of type org.neo4j.gr...

Resolved! Bolt+routing and PHP

I am setting up a causal cluster for an app that uses the neo4j-php-client library from Graphaware, but it does not seem as though bolt+routing is supported as a protocol. So first question if is that is correct and if that means that I will need to ...

Neo4j Hololens

Hey everyone, we are currently developing an industrial application in unity for the hololens 1. From the hololens, we want to read and write data from a neo4j database using neo4jclient by readify. So far it works fine in the unity editor but crashe...

Unable to create embedded instance with 3.4.10

Hi, I'm trying to wire up an embedded Neo4j server instance with 3.4.10, but I'm getting a runtime error: Caused by: org.neo4j.kernel.impl.util.UnsatisfiedDependencyException: No dependency satisfies type interface org.neo4j.kernel.impl.query.QueryEx...

joe by Node Link
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Triggering driver.close()

Is there a standard way to trigger driver.close() upon application exit? Is there any way to provide a message upon successful completion of driver.close()?