[root@localhost ~]# mysql -uroot -p1234567 mysql: [Warning] Using a password on the command line interface can be insecure.
[root@localhost ~]# vim /etc/my.cnf [mysqldump] user=root password=1234567 [mysql] user=root password=1234567
[root@localhost ~]# mysql Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 10 Server version: 5.7.18-log Source distribution Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql>
該操做會在用戶家目錄下生成一個隱藏文件".mylogin.cnf",裏面記錄了MYSQL的密文的密碼,只要配置了之後,咱們也是直接使用命令登陸,再也無需輸入帳號密碼了,若是你想取消,刪除此文件便可。mysql
[root@localhost ~]# mysql_config_editor set --user=root --host=localhost --port=3306 --password Enter password: 輸入密碼
[root@localhost ~]# mysql Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 11 Server version: 5.7.18-log Source distribution Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql>
因爲告警信息是標準錯誤,咱們能夠將標準錯誤的輸出信息輸出爲空。sql
[root@localhost ~]# mysql -uroot -p1234567 2>/dev/null Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 36 Server version: 5.7.18-log Source distribution Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql>