Neo4j

Michael_Herb · 09-15-2020

I started the process of switching over to spring data neo4j rx. Right away, I noticed quite a few hurdles that we will need to overcome. For starters, the missing support of @RelationshipEntity, @StartNode, @EndNode, @Index, @DateLong We use Relati...

Michael_Herb · 01-20-2020

Does the Spring repository delete method work like the Cypher detach delete? In other words if I delete an Entity using myEntityRepository.delete(myEntity); will that delete all relationships with myEntity? or do I need to write a @Query MATCH(...) ...

Michael_Herb · 08-09-2019

I attempted to implement as follows: Page<NetworkElement> findFirstByOrderByCaptureIdDesc(Pageable pageable); captureId is a column name, ie. member variable of NetworkElement. When I attempt to start the Spring Boot application I get: Caused by: or...

Michael_Herb · 07-02-2019

Currently our Spring Boot Neo4J app connects via the values found in application.properties: spring.data.neo4j.uri=bolt://neo4j:7687 spring.data.neo4j.username=neo4j spring.data.neo4j.password=secret However, we would like this app to be able to con...

Michael_Herb · 04-18-2019

I have a repository method that returns a list of lists. List<List<RouteRelationship>> findPaths(String a, String z, String rate); When I run my query with the repository method defined as above, I get no data returned. However if I change the meth...

Michael_Herb · 09-24-2020

Thank you Gerrit. Another snag in the migration we run into is this. We use converters for embedded objects as shown below: @Convert(RouteStateConverter.class) private RouteState routeState; And we wrote our own converters to go to/from th...

Michael_Herb · 01-21-2020

Excellent! Thanks Gerrit

Michael_Herb · 01-15-2020

Hi Gerrit, We are moving our project to the enterprise version of Neo4J. Is there still no support for a dynamic approach in Spring Data Neo4J?

Michael_Herb · 05-10-2019

If you are using Spring Data I would try something like: Person p = personRepository.findById(id).orElseThrow(() -> new ItemNotFoundException("Count not find Person with id: " + id)) In my experience, that will populate all of your relationships in y...

Neo4j

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Migration to RX

Repository delete method

Spring Data findFirstByOrderBy NullPointerException

Spring Data Dynamic Bolt connection

How to map return type of repository method

Re: Migration to RX

Re: Repository delete method

Re: Spring Data Dynamic Bolt connection

Re: Two nodes with multiple relationship types (Also hello!)