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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, ...
Hey guys, I've seen some conflicting comments in the neo4j-graphql-js GitHub repository as to whether interfaces are supported in the autogenerated resolvers generated from a schema SDL file. It looks like they may be supported as inline fragments ba...
Hello! I have the following query and it's working perfectly: MATCH (p1:Book{friendlyUrl:"a-modern-witch"})-[r:BOOK_ADDED_TO_CATALOG]->(catalog1:Catalog) WITH p1, collect(id(catalog1)) AS p1Catalog MATCH (p2:Book)-[:BOOK_ADDED_TO_CATALOG]->(catalog2:...
What is the best practice to execute a query WITHOUT a transaction inside a Java Spring-Data-Neo4j app? Is there an easy way to get to a driver's session (instead of an OGM session) or an even better solution to do this? Reason for asking: I want to ...
Consider the following code: @NodeEntity public class Entity { ... } @RelationshipEntity public class RelationInstance{ @StartNode Entity src; @EndNode Entity dst; ... } Entity en1 = new Entity(); session.save(en1); Entity en2 = new Entity()...
Hi, I have a question related to stored procedures and upcoming Java client v4.0.0. Looking at SessionConfig#withFetchSize method javadoc, it will be possible to "specify how many records to fetch in each batch for this session". Does this batch fetc...
Hi there I'm looking for examples for connecting a .NET Core 2.2 Web.api to a brand new sparkling Neo4j Aura instance. I Figure I need the alpha driver ( 4.0.0-alpha01) as it targets .NET Standard 2, but I am struggeling in finding any tutorials or ...
Alright, here is the issue, a plan object has some properties, a relation to a provider, and that provider has some other properties. In Playground, I can query as usual and get both, the properites from the plan and from the provider. However, when ...
Alright, GraphQL has input types that are separated from output or types for a reason. However, in some cases, I want to build a query based on the returned values of a previous query. Specifically, when calling requestHealthPolicy(productCode: "HCP"...
Hi all, I am currently ingesting millions of lines of data into my graph and looking for the most stable and performative way to do so. I already came up with batching my data and feeding it via UNWIND, so that is pretty much solved performance wise....
Dears, I could create all queries and mutations to query/create/update/delete nodes using makeAugmentedSchema Can you please help to share your knowledge and some samples how mutations can be created using makeAugmentedSchema( with out using makeExec...
Hi, I am trying to figure out if the Grandstack js library supports ordering by a relation attribute out of the box. For example given this schema here: type Person { email:String! firstname: String! lastname: String! ## Skills of a person, wi...
Hei - I have finished a contract for a company documenting a very complicate SQL Server job structure, and am left with a Neo4j database with some 1200-1500 nodes of jobs, steps, stored procedures (Executables), called executables, table references, ...
I have two labels with a relationship that has one property: type Match @relation(name: "MATCH") { from: Company to: MasterOrg type: String } type MasterOrg { id: String name: String company: [Match] } type Company { permId: Float name: String master...
Hi there, This may be my knowledge of JavaScript, but I can't figure out how to run two statements sequentially within the transaction functions API. this.session.writeTransaction(tx => { tx.run("CREATE (p:Person {id: 1})").then(r => { ...
Hello, I am using the driver 1.7.5 (java) in an async way and I noticed a weird behavior. It seems that every incomming read request Session session = driver.session(READ); session.readTransactionAsync(tx -> tx.runAsync(query, parameters) creates two...
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