MySQL - Delete privileges of a user

Use the same privileges string as it is displayed in the output of the command "show grants for 'myuser'@'localhost';"

Delete (revoke) all privileges of a user:

REVOKE ALL PRIVILEGES ON mytable.* FROM 'myuser'@'localhost';


Delete (revoke) a certain privilege of a user:

REVOKE DELETE ON mytable.* FROM 'myuser'@'localhost';


Delete (revoke) certain privilges of a user:

REVOKE DELETE, SELECT ON mytable.* FROM 'myuser'@'localhost';



ALTERNATIVE: Delete the user and add him then again

drop user [email protected];

More info:
https://dev.mysql.com/doc/refman/8.0/en/show-grants.html