MySQL Uninstall problem

Uninstall for MySQL under Windows:

Ways to completely uninstall MySQL:
(1), first stop the MySQL service in the service (start-up---control panel-----services). Open Control Panel-Add Remove Programs, find MySQL, uninstall.

(2) Uninstall the installed MySQL, but this is only half for uninstalling MySQL, and another important half is to clean up the registry.         

Start-run inside input Regedt, open the registry,
Find the item about MySQL to remove them all, to find an item for an item to remove them all, so that it will be available at the time of installation. In fact, the registry MySQL entries are these three items:
Hkey_local_machine/system/controlset001/services/eventlog/application/mysql

Hkey_local_machine/system/controlset002/services/eventlog/application/mysql
Hkey_local_machine/system/currentcontrolset/services/eventlog/application/mysql

In addition to these three registries, it's best to take a look at

Hkey_local_machine/system/controlset001/services/mysql

Hkey_local_machine/system/controlset002/services/mysql
Hkey_local_machine/system/currentcontrolset/services/mysql

Whether these three exist, if present, also to be deleted

(3) Remove the MySQL files from the disk

(4) Finally, it is best to delete the path to MySQL in the path

(5) If you want to reinstall MySQL, it is best to restart the computer

MySQL Uninstall under Linux:

Yum Remove * * * *

MySQL can also be found through Rpm-qa |grep-i mysql rpm package, and then through the instructions to uninstall it all Rpm-ev--nodeps (forced to delete the addition) ******

MySQL Uninstall problem