mysql prompt的用法详解

prompt命令可以在mysql提示符中显示当前用户、数据库、时间等信息
复制代码代码如下:
mysql -uroot -p --prompt="\u@\h:\d \r:\m:\s>"

设置成功后：
复制代码代码如下:
Welcome to the MySQL monitor. Commands end with ; or g.
Your MySQL connection id is 5
Server version: 5.1.60-log Source distribution
Copyright （c） 2000, 2012, 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） 11:04:23>

也可以在在my.cnf配置文件里进行配置：
复制代码代码如下:
[mysql]
prompt=mysql（\u@\h:\d）>

default-character-set=utf8

选项说明:
复制代码代码如下:
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
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 www.jb51.net
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