mysql 控制台程式的提示符 prompt 字串設定_Mysql

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

mysql 控制台程式的預設提示符為 "mysql>". 該提示符可用根據需要進行修改設定:

有以下幾種設定方式:

設定shell 的環境變數 : MYSQL_PS1

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

使用程式啟動命令選項 : --prompt

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

設定選項檔案中的 [mysql] 節,添加 prompt 選項

[mysql]
prompt=(\\u@\\h) [\\d]>\\_
在 mysql 程式中使用 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 中一些特殊的逸出字元串

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