一.安装neo4j

到官网下载neo4j_5.25.1_all.deb,https://neo4j.com/deployment-center/#gdb-tab

安装 neo4j_5.25.1_all.deb。

1. sudo dpkg -i neo4j_5.25.1_all.deb

报错:dpkg: dependency problems prevent configuration of neo4j:
 neo4j depends on daemon; however:
  Package daemon is not installed.
 neo4j depends on java17-runtime | jdk-17; however:
  Package java17-runtime is not installed.
  Package jdk-17 is not installed.
 neo4j depends on cypher-shell (>= 1:5.0); however:
  Package cypher-shell is not installed.
 neo4j depends on cypher-shell (<< 1:6.0); however:
  Package cypher-shell is not installed

所以需要安装jdk-17:

sudo apt-get install openjdk-17-jdk

安装cypher-shell : 

到官网下载cypher-shell_5.25.1_all.deb ,https://neo4j.com/deployment-center/#tools-tab

sudo dpkg -i cypher-shell_5.25.1_all.deb

 2. 继续安装 sudo dpkg -i neo4j_5.25.1_all.deb

 报错:dpkg: dependency problems prevent configuration of neo4j:
 neo4j depends on daemon; however:
  Package daemon is not installed.

  需要安装daemon

sudo apt-get install daemon

  继续安装sudo dpkg -i neo4j_5.25.1_all.deb

  成功安装之后,需要启动neo4j.

3. 启动neo4j

通过下面的命令,配置neo4j跟随系统自动启动

sudo systemctl enable neo4j

然后,启动neo4j:

sudo systemctl start neo4j

j检查neo4j是否启动: 

sudo systemctl status neo4j

如果成功启动,打开http://localhost:7474,进入管理页面。

  • 打开 Neo4j Browser(通常在 Neo4j 安装目录下有对应的可执行文件,或者通过在浏览器中输入对应的 URL 地址,比如如果 Neo4j 安装在本地且监听端口为 7474,那么在浏览器中输入 “http://localhost:7474” 即可打开)。
  • 当打开 Neo4j Browser 时,会看到一个登录界面,在这里需要输入用户名和密码(根据前面确定的 Neo4j 认证设置来输入相应的用户名和密码),然后点击 “Login” 按钮尝试连接到数据库。 (如果安装的时候,没有设置密码,则默认的用户名和密码都是neo4j)

到此就完成了安装。

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