MySQL download and installation & perfect uninstall

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Catalog

1.MySQL Installation

2.MySQL Start and stop of

3. Client connection

4.MySQL Perfect uninstall

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1.MySQL Installation

（1） Double click to download it from the official website MySQL

（2） Keep going , Until you encounter the following interface

 （3） choice Typical, Will jump , Click on Install

 （4） Wait for download to complete , Click on next

（5） Go to the following screen , Click on Finish Come to the configuration interface

 （6） Click on next Start configuration

 （7） The default option , Detailed configuration

 （8）  Continue to choose the default development machine

（9） Select the default transaction support  

 （10）  Always acquiesce in the next step , Until I met MySQL Of 3306 port （ File download port ：21、 Internet port ：80、MySQL port ：3306、Oracle port ：1521）

  （11） Select database character set

（12） Default MySQL The service name ; choice bin Directory to configuration PATH, Don't configure it manually later ; You may not choose , Then manually configure the environment variables

（13） Set up super users root After the password , Move on to the next step ： 

（14） Click execute Execute, Until all four checkmarks are marked , Installation successful ！

2.MySQL Start and stop of

When we installed it , The default is to start MySQL, It can also be started manually ！

Method 1：

win+r Input services.msc; find MySQL, Start and stop manually

 

Method 2：

Open as administrator dos Command window , Enter the following command

net stop MySQL  # stop it 
net start MySQL # start-up 

 

3. Client connection

Mode one ：

Use MySQL Client command line tools provided ; In the start menu , find MySQL Command line tools

  You will get the following interface , Enter the password directly to log in ：

Mode two ： utilize dos Window login

  The first direct login method ：mysql -uroot -p123456

Directly enter , The following interface indicates successful login ; But this method has disadvantages , Others can see the password we entered

The second login method ： First enter ：mysql -uroot -p enter ,

And then type in the password , Others will not see our password

4.MySQL Perfect uninstall

  First step ： Reopen our installation package , Find the following screen ：

  Finally, click Remove

  The second step ： Delete two files

（1） Our default installation path MySQL Folder

 （2） Delete hidden in ProgramData Under folder MySQL Folder ;

  about ProgramData It's a hidden file , To show it ： Click to see , Just tick the hidden items

Conclusion

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