mysql-5.5.14安装笔记
由于新的mysql-5.5和以前版本相比，有了很多更新和改进，今天抽时间安装了一下新版的mysql。一下是安装笔记。下载相关软件：
新版mysql：http://mirrors.sohu.com/mysql/MySQL-5.5/mysql-5.5.14.tar.gz
cmake：http://www.cmake.org/cmake/resources/software.html
安装环境RHEL5.4
1、安装cmake
[*]#tar zxf cmake-2.8.5.tar.gz
[*]#cd cmake-2.8.5
[*]#./bootstrap
[*]#make
[*]#make install
2、编译安装mysql-5.5.14
[*]useradd mysql
[*]tar zxf mysql-5.5.14.tar.g
[*]cd mysql-5.5.14
[*]CFLAGS="-O3" CXX=gcc
[*]CXXFLAGS="-O3 -felide-constructors -fno-exceptions -fno-rtti"
[*]cmake . -LH|more //CMake下查看MySQL的编译配置
[*]cmake . -DCMAKE_INSTALL_PREFIX=/usr/local/mysql -DEXTRA_CHARSETS=all
[*]make
[*]make install
[*]chown -R mysql:mysql /usr/local/mysql
[*]cp support-files/my-medium.cnf /etc/my.cnf
[*]cd /usr/local/mysql/
[*]./scripts/mysql_install_db --user=mysql
[*]/usr/local/mysql/bin/mysqld_safe --user=mysql &
[*]/usr/local/mysql/bin/mysql
[*]Welcome to the MySQL monitor.Commands end with ; or \g.
[*]Your MySQL connection id is 2
[*]Server version: 5.5.14-log Source distribution
[*]
[*]Copyright (c) 2000, 2010, 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.
[*]
[*]mysql> show databases;
[*]+--------------------+
[*]| Database |
[*]+--------------------+
[*]| information_schema |
[*]| mysql |
[*]| performance_schema |
[*]| test |
[*]+--------------------+
[*]4 rows in set (0.01 sec
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参考文档：http://www.orczhou.com/index.php/2011/06/compile-and-install-mysql-5-5-from-source/
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