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mysql --prompt修改命令行链接mysql时的提示符，shell脚本示例如下
#!/bin/bash case $1 in crm) cmd=‘mysql -h192.168.1.2 -uroot -proot -P3306 -Dcrm‘ ;; *) echo "数据库变量不存在:$1 仅支持输入 crm" exit 0 ;; esac shift 1 $cmd --prompt="[\u@\h:\p(\d) \R:\m:\s] mysql>" --default-character-set=utf8 -A "$@"
在命令行输入 db crm 执行效果如下
liuzhao ~ $ db crm Warning: Using a password on the command line interface can be insecure. Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 54706839 Server version: 5.5.40-36.1-log Percona Server (GPL), Release 36.1, Revision 707 Copyright (c) 2000, 2014, 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. [root@192.168.1.2:3306(crm) 16:59:15] mysql>
--prompt选项列表，示例脚本中用到的选项已经标红
\c |
A counter that increments for each statement you issue |
\D |
当前日期 |
\d |
当前数据库 |
\h |
数据库主机 |
\l |
The current delimiter (new in 5.1.12) |
\m |
当前时间（分） |
\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 端口号 |
\R |
当前时间（小时）(0–23) |
\r |
当前时间（小时）(1–12) |
\S |
Semicolon |
\s |
当前时间（秒） |
\t |
A tab character |
\U |
Your full |
\u |
数据库用户名 |
\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 |
\ |
|
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原文地址：http://www.cnblogs.com/lzrabbit/p/4298789.html
