The prompt command reconfigures the default mysql> prompt. The string for defining the prompt can contain the following special sequences.

mysql 控制台程序的默认提示符为 "mysql>". 该提示符可用根据需要进行修改设置:

有以下几种设置方式:

设置shell 的环境变量 : MYSQL_PS1

shell> export MYSQL_PS1="(u@h) [d]> "

使用程序启动命令选项 : --prompt

shell> mysql --prompt="(u@h) [d]> "
(user@host) [database]>

设置选项文件中的 [mysql] 节,添加 prompt 选项

[mysql]
prompt=(\u@\h) [\d]>\_
在 mysql 程序中使用 prompt (R) 命令

mysql> prompt (u@h) [d]>_
PROMPT set to '(u@h) [d]>_'
(user@host) [database]>
(user@host) [database]> prompt
Returning to default PROMPT of mysql>
mysql>

prompt 中一些特殊的转义字符串

 Option Description c A counter that increments for each statement you issue D The full current date d The default database h The server host l The current delimiter (new in 5.1.12) m Minutes of the current time n A newline character O The current month in three-letter format (Jan, Feb, …) o The current month in numeric format P am/pm p The current TCP/IP port or socket file R The current time, in 24-hour military time (0–23) r The current time, standard 12-hour time (1–12) S Semicolon s Seconds of the current time t A tab character U 
Your full user_name@host_name account name
 u Your user name v The server version w The current day of the week in three-letter format (Mon, Tue, …) Y The current year, four digits y The current year, two digits _ A space  A space (a space follows the backslash) ' Single quote " Double quote \ A literal “” backslash character x 
x, for any “x” not listed above