Neo4j

spbnick · 08-03-2022

Hi everyone, TLDR: A newbie loads a large graph, is disappointed with traversal performance, seeks advice. I work on the KCIDB project, a part of KernelCI project, sponsored by The Linux Foundation. The KCIDB project is trying to aggregate results co...

spbnick · 08-08-2022

Thank you, @bennu_neo. Yeah, I had a glimmer of hope for a while, that I won't have to work too hard for this one, and Neo4j already did everything for me  I tried both 'subgraphNodes' and 'subgraphAll', but could never get more than the last node o...

spbnick · 08-06-2022

Thank you, @zach_blumenfel1, for insightful questions and advice. I'm traversing from child to parent and my relation direction is from child to parent currently. There are a lot of merges in the Linux kernel repository, so this is normally a full DA...

spbnick · 08-05-2022

Thank you, @steggy. I've seen the library before, and took a better look now, after your message. However, I think this is a fundamental problem. Neo4j (and seemingly many other graph databases) are trying to tackle the case of a general graph, which...

spbnick · 08-05-2022

Alright, I experimented a bit more with queries, and indeed using 'NODE_GLOBAL' would work quite well for checking if a commit is reachable from another commit  However, we also want to query things like "all issues found since the last release", or...

spbnick · 08-04-2022

Thank you, @steggy! Yes, the combinatorial explosion is easy to hit, of course, and memory running out as the result is expected  Unfortunately, I can't really limit the path, at least not to any small number, since we can expect, for example, issue...

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Querying Linux Kernel Git history with neo4j

Re: Querying Linux Kernel Git history with neo4j

Re: Querying Linux Kernel Git history with neo4j

Re: Querying Linux Kernel Git history with neo4j

Re: Querying Linux Kernel Git history with neo4j

Re: Querying Linux Kernel Git history with neo4j