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Neo4j学习(三)neo4j-import 数据导入

2019-11-22  本文已影响0人  司马山哥

1neo4j三种数据导入工作

2 neo4j import

导入数据之前先清空已有的graph.db文件夹内容

2.1 数据集(CSV)准备

node(节点)数据集准备

personId:ID,name,:LABEL
keanu,"Keanu Reeves",Actor
laurence,"Laurence Fishburne",Actor
carrieanne,"Carrie-Anne Moss",Actor
laurence,"Laurence Harvey",Actor

image.png
image.png

"4565904","homepage","0","Predicate"
"4654000","homepage","0","Predicate"
"2254843","homepage","0","Predicate"
"2346995","homepage","0","Predicate"
"3535680","homepage","0","Predicate"
"2090446","homepage","0","Predicate"

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2.2 数据导入
.\bin> neo4j-admin import --database graph.db --id-type string --nodes:applyer C:\Users\DELL\Desktop\neo4j\applyer.csv --nodes:address C:\Users\DELL\Desktop\neo4j\address.csv --relationships C:\Users\DELL\Desktop\neo4j\relation.csv --ignore-duplicate-nodes

3 常见错误

#社区版Neo4j免费资源大小
Available resources:
  Total machine memory: 15.89 GB
  Free machine memory: 6.72 GB
  Max heap memory : 3.53 GB
  Processors: 4
  Configured max memory: 11.12 GB
  High-IO: false

4 查看效果

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