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1¡¢¸üÐÂÄúµÄUbuntu
sudo apt-get update
sudo apt-get upgrade
2¡¢°²×°ËùÐèÈí¼þ°ü
sudo
apt-get install binutils cpp fetchmail flex gcc libarchive-zip-perl
libc6-dev libcompress-zlib-perl libdb4.3-dev libpcre3 libpopt-dev lynx
m4 make ncftp nmap perl perl-modules unzip zip zlib1g-dev autoconf
automake1.9 libtool bison autotools-dev g++ build-essential
apt-get¿ÉÒ»´Î°²×°¶à¸öÈí¼þ,ÒÔÉϰ²×°¿É¸ù¾ÝÐèҪѡװ.ÔÚ°²×°¹ý³ÌÖпÉÄÜ»áÌáʾÄã²åÈëUbuntuµÄ¹âÅÌ.Èç¹ûͨ¹ýSSHÔ¶³Ì¹ÜÀíUbuntu³öÏÖÂÒÂë,²»ÄÜÕý³£²é¿´ºº×ÖÐÅÏ¢,Çë²Î¿¼PuTTYÁ¬UbuntuµÄSSH³öÏÖÂÒÂëµÄ´¦Àí
3¡¢°²×°libncurses5-dev
sudo apt-get install libncurses5-dev
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checking for termcap functions library… configure: error: No curses/termcap library found
°²×°libncurses5-dev¿â·½¿É½â¾ö.
½ñÌìÊ×ÏȽéÉܵÄÊÇLAMP×éÖÐ×÷ΪÊý¾Ý´æ´¢µÄMySQLµÄÔ´Âë±àÒë°²×°¹ý³Ì:
mysqlʹÓÃutf-8×÷ΪĬÈϱàÂ룺
groupadd mysql
useradd -g mysql mysql
tar -zxvf mysql-5.0.45.tar.gz
cd mysql-5.0.45
./configure –prefix=/usr/local/mysql –with-charset=utf8 –with-collation=utf8_general_ci –with-extra-charsets=latin1
make
make install
cp support-files/my-medium.cnf /etc/my.cnf
Æô¶¯vimÐÞ¸Ämy.cnfÎļþ
vim /etc/my.cnf
ÕÒµ½log-bin=mysql-binÕâÒ»ÐУ¬½«Æä×¢Ê͵ô:#log-bin=mysql-bin
cd /usr/local/mysql
bin/mysql_install_db --user=mysql
chown -R root .
chown -R mysql /usr/local/mysql/var
chgrp -R mysql .
Æô¶¯MySQL:
bin/mysqld_safe --user=mysql &
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1.INµÄÓ÷¨
IN(value,value1,...) valuesµÄ¸öÊý¸úmax_allowed_packetÏà¹Ø£¬SELECT 2 IN (2,4,'STRING');
NOT IN(value,..)ºÍINÓï·¨Ò»Ñù¡£
2.IF NOT EXISTS
CREATE ... IF NOT EXISTS stm; ...¿ÉÒÔʹDATABASE,TABLE,EVENT¡£ÈçCREATE TABLE IF NOT EXISTS t(id INT);
3.MD5,MySQLÊý¾Ý¿âÌṩÁËmd5¼ÓÃܹ¦Ä ......
°²×°mysql
gem install mysql
ʹÓÃmysql£¬È磬rake db:migrate
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E:\study\ruby\rails_space>rake db:migrate
(in E:/study/ruby/rails_space)
!!! The bundled mysql.rb driver has been removed from Rails 2.2. Please install the mysql gem and try again: gem install mysql.
rake aborted!
193: ......
package com.qll.operate;
import java.sql.*;
public class OperateUser {
String driver = "com.mysql.jdbc.Driver";
String url = "jdbc:mysql://localhost:3306/test";
String name = "root";
String password = "123456";
static Connection conn = null;
Statement st = ......
MySQLµÄÒ²Ö§³Ö´æ´¢¹ý³Ì£¬º¯Êý£¬´¥·¢Æ÷¡£
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/**1.¶¨Òå·Ö¸î·û*/
DELIMITER //
/**2.´´½¨º¯Êý-¼ÆËãÁ½ÊýÖ®ºÍ*/
CREATE FUNCTION f_sum(num1 INT,num2 INT) RETURNS INT
BEGIN
RETURN num1+num2;
END;
//
/**
*3.´´½¨´æ´¢¹ý³Ì
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DAT_E,TIM_E,DAT_ETIME,TIM_ESTAMP,Y_EAR
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