Neo4j installation + installation JDK (Windows super detailed)

Table of Contents

JDK installation

1. Open the official website & download

2. Install JDK

3. Configure the environment

Add variable JAVA_HOME

add path

4. Whether the test is successful

Neo4j installation

1. Open the Neo4j official website to download

2. Create environment variables for neo4j

Add a variable (the variable value is the decompressed address)

add path

3. Check whether the installation is successful

4. Install the neo4j console program

Open cmd as administrator

Re-neo4j start

Open the URL http://localhost:7474

Congratulations on completing the installation of Neo4j


JDK installation

1. Open the official website & download

Download the installation package

Note that the downloaded version is Windows version

Java Downloads | Oracle

2. Install JDK

You can go directly to the next step (if you change the address, you need to remember the installation address)

3. Configuration environment

You can directly search for “environment variables” and click Edit System Environment Variables

As shown in the figure, click on environment variables

Add variable JAVA_HOME

Variable name: JAVA_HOME

Variable value: C:\Program Files\Java\jdk-21

Note: If the address is modified, the variable value needs to be filled with the modified address! ! !

Add path

(The purpose of adding path: when running cmd, you can call java no matter which file directory you are in)

New

Add: %JAVA_HOME%\bin

4. Is the test successful

Search cmd, open cmd

Enter java -version in cmd

Check the java version, just to see if the displayed version is the version you installed. For example, the version I installed this time is “21.0.1”

 java -version 

Neo4j installation

1. Open the Neo4j official website to download

Neo4j is divided into Enterprise version and Community version. Community version is a free version, so you can directly install the Windows version of Community

Unzip the compressed package (remember the address)

2. Create environment variables for neo4j

Same operation as above

Add variable (the variable value is the decompressed address)

Variable name: NEO4J_HOME

Variable value: D:\Can_software\
eo4j-community-5.13.0-windows\
eo4j-community-5.13.0

Add path

%NEO4J_HOME%\bin

3. Verify whether the installation is successful

Open cmd and enter neo4j version

neo4j version

The displayed version is good, win! ! ! (But this is not the end)

4. Install neo4j console program

Console input neo4j start

We can find thatcannot start! ! !

Open cmd as administrator

Be sure to open it as an administrator! ! !

Enter the command (function: install the neo4j console program):

neo4j windows-service install

neo4j windows-service install

Show Neo4j service installed

Successful installation

re-neo4j start

Open cmd again

Enter the command: neo4j start

neo4j start

You can see that a URL is displayed

http://localhost:7474

Installation successful! ! !

Open URL http://localhost:7474

Default account: neo4j

Default password: neo4j

Connect! ! !

Congratulations on completing the installation of Neo4j

Congratulations, you have connected to neo4j! ! !