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Head's Up! These forums are read-only. All users and content have migrated. Please join us at community.neo4j.com.

david_carter
Node Clone
since ‎01-14-2020
‎06-01-2022

User Statistics

  • 18 Posts
  • 0 Solutions
  • 8 Kudos given
  • 2 Kudos received

User Activity

Performance Issues Merging Node Relationships

10-19-2020
Hi everyone, apologies for the lengthy post, but I'm struggling to find a way to improve the performance of my ingestions. I have all the nodes in my database already, I just need to create the relationships between the final set (chromosomes and su...

Fisher's Exact Test

08-17-2020
Hi, I've been working on a project with Neo4j involving genetics. My current data model is set up as follows: (:Allele)<-[:HETEROZYGOUS|:HOMOZYGOUS]-(:Subject)-[:had_result]->(:Phenotype) Where each :HOMOZYGOUS relationship type represents 2 relatio...

Getting a total, maximum and ratio in query

08-08-2020
Hi, I’m trying to get a ratio of relationship count of each node, to the highest number of relationships for any more. I’ve tried a few things, but the closest I’ve got is this: MATCH (n:Allele) WITH n, size((n)<-[:HETEROZYGOUS]-()) AS hetCount, 2*(s...

Issue with transactions from Py2neo script in Jupyter halting after ~90s

02-12-2020
Hi, I’ve been struggling through this work for some time, and my thesis due date is drawing ever nearer. I’m creating a graph database of genotype-phenotype relationships and, I now have all nodes in place and am just trying to connect the variant no...
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