Questions tagged [spring-data-neo4j-4]

The Spring Data Neo4j project, as part of the Spring Data initiative, aims to simplify development with the Neo4j graph database. Like JPA, it uses annotations on simple POJO domain objects. Together with metadata, the annotations drive mapping the POJO entities and their fields to nodes, relationships, and properties in the graph database.

For version 4, Spring Data Neo4j has been rewritten from scratch to natively support Neo4j deployments in standalone server mode. It uses Cypher, the Neo4j query language, and the HTTP protocol to communicate with the database.

The guide for Spring Data Neo4j 4 is available at http://docs.spring.io/spring-data/neo4j/docs/4.0.0.M1/reference/html/

517 questions
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MappingException: Error mapping GraphModel to instance

I'm trying to follow the new Cineasts app with SDN 4.0.0.M1 and SpringBoot to learn Spring and Neo4j but I have an error when I try to access the movie url with curl http://localhost:8080/movies MappingException: Error mapping GraphModel to…
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Spring Data Neo4J 4.0.0 : What is the right sequence of calls to lookup by property?

I am doing a simple Camel Case lookup on a node in Neo4J 4.0.0.M1: e.g. UserRepository.findByUserId(String userId); I can see in my log file that the correct Cypher query is generated: match (u:User) where u.userId = {0} return u and I can run…
Dana James
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SDN 3.3.0 vs 4.0.0.M1

Working on two version of SDN ( 3.3.0 & 4.0.0 Milestone version), Following are the things that were observed while using String[], String[][]. in 3.3.0, able to to store the single/double array's to database will null values and can retrieve them…
madireddy
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Neo4j create node

I'm using repository which extends GraphRepository. It is easy to do some queries or save nodes by derived methods, but is there any simply way to create node? For example, for queries I can use repository.findAll(), to save it is repository.save()…
Ukis
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What will be the result of the neoj repository method that return path, and not a node?

I have found this example on one of airpair articles basically it creates a cypher query that return a path instead of node or relationship, so i wonder what would be written in the return Object. @Query("match p=(i:Ingredient…
Dmitrij Kostyushko
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sdn4-university example - authentication code

i got the SDN4 - university example from here https://github.com/neo4j-examples/sdn4-university. We could run the project and test it. There is this authentication code in the angularjs front end code, but the back end api is not available for the…
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How to wrap Iterator value into simple java class

I am new in java .I want to wrap the value of result in simple java class. Iterator> result=template.query(cypher,params); Any Help will be Appreciated.
Anand
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