在CentOS上安装Mysql
2015-06-30 10:54
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1、查看CentOS自带mysql是否已安装。
输入:yum list installed | grep mysql
2、
导入第三方源webtatic
rpm -Uvh http://repo.webtatic.com/yum/centos/5/latest.rpm
3、安装MySQL client
yum install libmysqlclient15 --enablerepo=webtatic
4、删除存在的mysql
yum remove mysql mysql-*
5、安装服务器端
yum -y install mysql-server
6、安装客户端
yum -y install mysql
7、开机启动
chkconfig mysqld on
8、开启服务
service mysqld start
9、设置密码
>>mysql -u root
>>UPDATE user SET Password=PASSWORD('newpassword') where USER='root'
重新启动服务即可
登录方式
mysql -uroot -p
================参数设置
1、设置编码
[mysqld]下面:
default-character-set=utf8 或者 character-set-server=utf8
[mysql]下面:
default-character-set=utf8
2、wait_out参数
[mysqld]下面:
wait_timeout=31536000
interactive_timeout=31536000
3、设置最大连接
[mysqld]下面:
set-variable= max_connections=32000
show variables like 'character%';
+--------------------------+----------------------------+
| Variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | utf8 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
+--------------------------+----------------------------+
输入:yum list installed | grep mysql
2、
导入第三方源webtatic
rpm -Uvh http://repo.webtatic.com/yum/centos/5/latest.rpm
3、安装MySQL client
yum install libmysqlclient15 --enablerepo=webtatic
4、删除存在的mysql
yum remove mysql mysql-*
5、安装服务器端
yum -y install mysql-server
6、安装客户端
yum -y install mysql
7、开机启动
chkconfig mysqld on
8、开启服务
service mysqld start
9、设置密码
>>mysql -u root
>>UPDATE user SET Password=PASSWORD('newpassword') where USER='root'
重新启动服务即可
登录方式
mysql -uroot -p
================参数设置
1、设置编码
[mysqld]下面:
default-character-set=utf8 或者 character-set-server=utf8
[mysql]下面:
default-character-set=utf8
2、wait_out参数
[mysqld]下面:
wait_timeout=31536000
interactive_timeout=31536000
3、设置最大连接
[mysqld]下面:
set-variable= max_connections=32000
show variables like 'character%';
+--------------------------+----------------------------+
| Variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | utf8 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
+--------------------------+----------------------------+
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