Neo4j学习笔记

Neo4j是干什么的
Neo4j is a graph database.

Neo4j的特点

Neo4j的使用

1-install

2-example

The Grelin language(Based on the Groovy language)
g: the graph object

g.V : The vertex

g.E : The edges

filter()/map()/next()

addVertex()/addEdge()

out: outE.inV

in ：inE.outV

class

Deeping

Install

①Download

②Start the neo4j server: bin/neo4j start

③check if installed succesfully ： curl http://localhost:7474/db/data

Example:

①Retrieve all the Vertexs : g.V

②Retrieve all the Edges : g.E

③Add a new vertex : g.addVertex({name:'xxx'})

④Add a new Edge : g.addEdge(node_1, node_2, relation_type)

⑤To find some specific nodes whose name is xxx : g.V.filter{it.name="xxx"}

How the basic store refer to the graph structure, and how the query dealed?

posted on 2013-04-17 22:00 DjvuLee 阅读(347) 评论(0) 编辑收藏引用

只有注册用户登录后才能发表评论。




网站导航: 博客园 IT新闻 BlogJava 知识库博问管理

DjvuLee