Log on to the Linux server MySQL

Log on to the Linux server on MySQL:

1.mysql-uroot-p123

This specifies only the user, not the host, which is logged on as localhost by default.

2.mysql-hlocalhost-uroot-p

-H Database Host

-U user

-p password

-p port number (uppercase P)

such as mysql-hlocalhost-uroot-p12345-p3306

-p password section, you can specify the password directly, if not specified, you will be prompted to enter the password.

Let's see Mysql-hlocalhost-uroot-p first.

Are you prompted to enter your password?

3. Exit MySQL command: Exit or quit

Log on to the Linux server MySQL