MySQL登陆后提示符的修改
方法一：mysql命令行修改方式
mysql>prompt u@night :m:s->
PROMPT set to 'u@night :m:s->'
root@night 04:52:47->
root@night 04:53:26->help
For information about MySQL products and services, visit:
http://www.mysql.com/
For developer information, including the MySQL Reference Manual, visit:
http://dev.mysql.com/
To buy MySQL Enterprise support, training, or other products, visit:
https://shop.mysql.com/
List of all MySQL commands:
Note that all text commands must be first on line and end with ';'
?(?) Synonym for `help'.
clear(c) Clear the current input statement.
connect( ) Reconnect to the server. Optional arguments are db and host.
delimiter (d) Set statement delimiter.
edit(e) Edit command with $EDITOR.
ego(G) Send command to mysql server, display result vertically.
exit(q) Exit mysql. Same as quit.
go(g) Send command to mysql server.
help(h) Display this help.
nopager( ) Disable pager, print to stdout.
notee( ) Don't write into outfile.
pager(P) Set PAGER [to_pager]. Print the query results via PAGER.
print(p) Print current command.
prompt(R) Change your mysql prompt.修改mysql提示符
quit(q) Quit mysql.
rehash(#) Rebuild completion hash.
source(.) Execute an SQL script file. Takes a file name as an argument.
status(s) Get status information from the server.
system(!) Execute a system shell command.
tee(T) Set outfile [to_outfile]. Append everything into given outfile.
use(u) Use another database. Takes database name as argument.
charset(C) Switch to another charset. Might be needed for processing binlog with multi-byte charsets.
warnings(W) Show warnings after every statement.
nowarning (w) Don't show warnings after every statement.
For server side help, type 'help contents'
root@night 04:53:38->
方法二：通过shell命令行修改
[root@localhost data]# mysql -u root -p'www.123' --prompt="u@h:d-->"
Welcome to the MySQL monitor.Commands end with ; or g.
Your MySQL connection id is 8
Server version: 5.5.27 Source distribution
Copyright (c) 2000, 2011, 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@localhost:(none)-->
方法三：配置文件修改方法
[root@localhost data]# tail -2 /etc/my.cnf
[mysql]
prompt=\u@night\r:\m:\s->
[root@localhost data]#
[root@localhost data]# mysql -uroot -p'www.123'
Welcome to the MySQL monitor.Commands end with ; or g.
Your MySQL connection id is 9
Server version: 5.5.27 Source distribution
Copyright (c) 2000, 2011, 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@night07:11:51->
提示：不需要重新启动数据库，只需要关闭数据库重新启动就可以了。
注意：在配置文件中要加反斜杠以屏蔽特殊意义。
方法四：通过环境变量修改
[root@localhost data]# tail -1 /etc/profile
export MYSQL_PS1="(u@h) [d]-->"
[root@localhost data]# source /etc/profile
[root@localhost data]# mysql -uroot -p'www.123'
Welcome to the MySQL monitor.Commands end with ; or g.
Your MySQL connection id is 12
Server version: 5.5.27 Source distribution
Copyright (c) 2000, 2011, 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@localhost) [(none)]-->
格式解释：
通过man mysql 得到如下内容：
|
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 |
|
|
m |
Minutes of the current time |
|
|
|
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) |
|
|
|
The current time, standard 12-hour time (1–12) |
|
|
S |
Semicolon |
|
|
s |
Seconds of the current time |
|
|
|
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 inthree-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 |
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