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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.

liux_bio
Node
since ‎09-17-2019
‎06-01-2022

User Statistics

  • 4 Posts
  • 0 Solutions
  • 0 Kudos given
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User Activity

How to optimize a query that will be executed millions of times under different parameters

09-30-2019
Hi, everyone I am writing a query that returns a relationship according to the attributes of two nodes. MATCH (a:nodeLabel)-[r:relationType]-(b:nodeLabel) WHERE a.attribute=nodeA AND b.attribute=nodeB RETURN r There are about one million pairs of n...

Hello from Beijing

09-17-2019
Hello, everyone. I am from Beijing China and works as a Bioinformatician. A few weeks ago, I wanted to store a protein-protein association data set into a database. This data set contains 10,000 nodes and 5,000 * 9,999 relationships (these nodes int...

The desktop becomes stuck and the database crashed when executing thousands of queries using neo4r

09-17-2019
Hi, everyone, I have 10,000 nodes which interact with each other (one node interacts with other 9,999 nodes). I generated cypher queries for each node and relationship and then call call_neo4j function in R package Neo4r. Then, I use merge operation ...