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Password-less authentication using mysql_config_editor

Whenever you enter a password using a command-line client, you might have noticed the following warning:

shell> mysql -u dbadmin -p'$troNgP@$$w0rd'mysql: [Warning] Using a password on the command line interface can be insecure.Welcome to the MySQL monitor.  Commands end with ; or \g.Your MySQL connection id is 1345Server version: 8.0.3-rc-log MySQL Community Server (GPL)~mysql>

If you do not pass the password in the command line and enter when it prompts, you won't get that warning:

shell> mysql -u dbadmin -pEnter password: Welcome to the MySQL monitor.  Commands end with ; or \g.Your MySQL connection id is 1334Server version: 8.0.3-rc-log MySQL Community Server (GPL)~mysql>

However, when ...

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