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How to download, install and uninstall MySQL perfectly

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1.MySQL installation

(1) Double-click the MySQL

How to download, install and uninstall MySQL perfectly

that we downloaded from the official website ( 2) Keep clicking Next until you encounter the following interface

How to download, install and uninstall MySQL perfectly

(3) Select Typical, it will jump, click Install

How to download, install and uninstall MySQL perfectly

(4) Wait for the download to complete, click next

How to download, install and uninstall MySQL perfectly

(5) Come to the following interface, click Finish to come to the configuration interface

How to download, install and uninstall MySQL perfectly

(6) Click next to start the configuration

How to download, install and uninstall MySQL perfectly

(7) Default options, detailed configuration

How to download, install and uninstall MySQL perfectly

(8) Continue to select the default development machine

How to download, install and uninstall MySQL perfectly

(9) Select default transaction support

How to download, install and uninstall MySQL perfectly

(10) Keep defaulting to the next step until you encounter MySQL port 3306 (file download port: 21, Internet port: 80, MySQL port: 3306, Oracle port: 1521)

How to download, install and uninstall MySQL perfectly

(11) Select database character set

How to download, install and uninstall MySQL perfectly

## (12) Default MySQL service name ; Select the bin directory to configure PATH, and do not configure it manually later; you can also uncheck it and manually configure the environment variables later

How to download, install and uninstall MySQL perfectly

(13 ) After setting the password of the super user root, continue to the next step:

How to download, install and uninstall MySQL perfectly

# (14) Click Execute until all four check marks are marked. Successful installation!

How to download, install and uninstall MySQL perfectly

2. Starting and stopping MySQL

When we install, MySQL is started by default, but you can also start it manually!

Method 1:

win r Enter services.msc; find MySQL, start and stop manually

How to download, install and uninstall MySQL perfectly

Method 2:

Open the dos command window as an administrator and enter the following command

net stop MySQL  #停止
net start MySQL #启动

How to download, install and uninstall MySQL perfectly

3. Customer Client connection

Method 1:

Use the client command line tool provided by MySQL; in the start menu, find the MySQL command line tool

How to download, install and uninstall MySQL perfectly

You will get the following interface, just enter the password to log in:

How to download, install and uninstall MySQL perfectly

Method 2: Use the dos window to log in

The first direct login method: mysql -uroot -p123456

Press Enter directly. If the following interface appears, the login is successful; but this method has disadvantages, others can see us Enter the password

How to download, install and uninstall MySQL perfectly

Second login method: first enter: mysql -uroot -p and press Enter, then enter

Password, others can’t see our password

How to download, install and uninstall MySQL perfectly

4. MySQL perfect uninstallation

Step 1: Re-open our installation package and find the following interface:

How to download, install and uninstall MySQL perfectly

Finally click Remove

How to download, install and uninstall MySQL perfectly

## Step 2: Delete two files

(1) The MySQL folder under our default installation path

How to download, install and uninstall MySQL perfectly

(2) Delete the MySQL folder hidden under the ProgramData folder;

How to download, install and uninstall MySQL perfectly

To make the hidden file ProgramData visible: Open the folder options and check the Show hidden files option

How to download, install and uninstall MySQL perfectly

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