Tutorial on the principle and application of database system (002) -- MySQL installation and configuration: MySQL software uninstallation (Windows Environment)

Database system principle and Application Tutorial （002）—— MySQL Installation and configuration ：MySQL Software uninstall （windows Environmental Science ）

One 、 uninstall MySQL

1、 Double-click the installation file , The installation wizard as shown in the following figure pops up .

2、 single click 【Next】 Button , Display the installation options window , As shown in the figure below .

3、 single click 【Remove】 Button , Show ready to uninstall MySQL window , As shown in the figure below .

4、 single click 【Remove】 Button , Start unloading MySQL, After uninstallation, a window as shown in the following figure pops up .

5、 single click 【Finish】 Button to complete the uninstall .

Two 、 Remove installation directory

Open Directory 【C:\Program Files】, Delete... From this directory 【MySQL】 Catalog .

3、 ... and 、 Clear the environment variable information

1、 Right click on the desktop 【 This computer 】, choice 【 attribute 】, As shown in the figure below .

2、 In the pop-up 【 Set up 】 Window , Input 【 Environmental Science 】, Then select from the drop-down list 【 Edit system environment variables 】, As shown in the figure below .

3、 In the pop-up 【 System attribute 】 In the dialog box , single click 【 environment variable 】 Button , As shown in the figure below .

4、 In the pop-up 【 environment variable 】 Select... In the dialog box 【Path】, And then click 【 edit 】 Button , As shown in the figure below .

5、 In the pop-up 【 Edit environment variables 】 Select... In the dialog box MySQL Of bin Catalog , And then click 【 Delete 】 Button , As shown in the figure below .