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

OptionDescription\cA counter that increments for each statement you issue\DThe full current date\dThe default database\hThe server host\lThe current delimiter (new in 5.1.12)\mMinutes of the current time\nA newline character\OThe current month in three-letter format (Jan, Feb, …)\oThe current month in numeric format\Pam/pm\pThe current TCP/IP port or socket file\RThe current time, in 24-hour military time (0–23)\rThe current time, standard 12-hour time (1–12)\SSemicolon\sSeconds of the current time\tA tab character\U

Your fulluser_name@host_nameaccount name

\uYour user name\vThe server version\wThe current day of the week in three-letter format (Mon, Tue, …)\YThe current year, four digits\yThe 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