Neo4j

Bert · 02-09-2019

I try to load a large (4.5GB) json file into neo4j. This file is in jsonl format, meaning each json object is on its own line. There are about 5.3 million entries. I read about the apoc.load..() functions but have a few questions: Do I have to take c...

Bert · 12-28-2018

Hi, I'm Bert and my connections to neo4j are so far: @michael.hunger infected me with the neo4j virus, when I was still living in Dresdennow I live in the same town as @stefan.armbruster and had the chance to learn from him in meetups My reply (wher...

Bert · 03-21-2019

Can you check if the index is actually there? CALL apoc.index.list() YIELD type,name,config From what I read on https://docs.spring.io/spring-data/neo4j/docs/5.1.4.RELEASE/reference/html/#reference:indexing:creation just adding @Index might not be en...

Bert · 03-07-2019

A few questions come to mind: How much data do you already have in your database? Does your save() operation includes merges? Do you have indexes in the attributes you use in the merges? How much memory have you assigned to neo4j (in relation to data...

Bert · 02-15-2019

Just to close this thread, I finally managed to conclude the import and wrote a bit about it: https://faboo.org/2019/02/handelregister-neo4j/ Thanks for the help.

Bert · 02-10-2019

Or not. Import ist OOM me. Not enough heap space, even though I increased it to 8 GB (dbms.memory.heap.max_size) already. Looks like apoc.load.json($url) is not streaming and tries to load the file upfront.

Bert · 02-10-2019

Thanks again, import of the german handelsregister is running now. Will take some time as it is over 4GB of json with over 5.000.000 company entries.

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