mysql starts and closes the service on the command line under windows

First, the command line command to close and start the service:

2. When running the command line program of cmd, you must run it as an administrator. Otherwise, the following prompt will appear:

3. The service name of the mysql5.7 version generally defaults to mysql57, so if the service name mysql is used, it will definitely not succeed. The correct operation is as follows:

 

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