Re: [Neo4j] Please help me writting query for this example.

simple double match MATCH (p:Professor)<-[:STUDENT_OF]-(s:Student) WITH p, avg(s.grade) as grade MATCH (p:Professor)<-[:STUDENT_OF]-(s:Student) WHERE s.grade > grade RETURN p,collect(s) as students better collect + filter MATCH (p:Professor)<-[:STUDENT_OF]-(s:Student) WITH p, avg(s.grade) as gr

Re: [Neo4j] neo4j 3.0.1 [Full GC (Allocation Failure)

Sorry, it's a bug we fixed in 3.0.2 I think. Please upgrade to 3.0.4 then all of that should go away and you should be able to run your imports with 1-2G heap. Your page-cahe should be fine around 1-2G you can check your store-file sizes (neostore.*.db) Michael > Am 26.08.2016 um 00:24 schri

[Neo4j] Please help me writting query for this example.

Hi, I am new to Neo4j and Cypher. I want to write a query for getting following information: *Graph Description:* Sample graph schema image is attached in this post with properties of each node. Graph contains Professor nodes (labeled with P) and student nodes (labeled with S). Professor nod

[Neo4j] neo4j 3.0.1 [Full GC (Allocation Failure)

I am using LOAD CSV to update nodes of an existing label. The label contains 4M existing nodes. The CSV file contains 600k rows; some new, some updates. My Centos 6.x box has 36G of ram. Using the 3.0.1 tuning guide, I have set pagecache to 24G and heap_initial_size/heap_max_size to 8G. Attach

Re: [Neo4j] Multiple statements using the Neo4j java driver with the bolt protocol

Hi Davide, You can open one tx and then run multiple statements in that tx I think bolt packs stuff in the same fram of the open tcp connection Nigel will know more. Good luck with the update Michael Von meinem iPhone gesendet > Am 25.08.2016 um 12:51 schrieb Davide D'Alto : > > Hi, > I

[Neo4j] Multiple statements using the Neo4j java driver with the bolt protocol

Hi, I'm using the Neoj4 java driver to replace the Rest called I've implemented to connect to a remote server. In a rest API I can run multiple statements in a single request, is it possible to do the same with the Java driver? Would that make sense? Thanks, Davide -- You received this messa

[Neo4j] Re: Why does latency from neo4j increases when Database size is in large ?

Perhaps GC? Sounds like far too many threads and things could potentially go a lot faster with fewer threads, something like number of cores on the server or some small multiple of that. On Monday, August 22, 2016 at 5:05:42 PM UTC+2, gitansh...@freecharge.com wrote: > > My database has around

[Neo4j] Node creation and deletion doesn't persist in Neo4J Embedded

Hi All, I'm posting here because I'm having a problem, and I feel like my question is too complex for StackOverflow. I've searched StackOverflow and the documentation for a help, but I'm really not sure exactly where to start with this, and if someone could provide some guidance, I'd really