Mysql（5.6.35）在Linux（Centos 6.8）上安装

摘要: mysql Linux

1 下载

下载地址：https://dev.mysql.com/downloads/mysql/5.6.html#downloads

这里我选择5.6.35 Linux-Generic，如下图：



再选择Linux - Generic (glibc 2.5) (x86, 64-bit), Compressed TAR Archive包，根据系统选择32或64位，如下图：



点击下载

2 解压

root用户登录，上传安装包到服务器

cd /opt

rz

解压

tar -zxvf mysql-5.6.35-linux-glibc2.5-x86_64.tar.gz

复制解压后的mysql目录

cd mysql-5.6.35-linux-glibc2.5-x86_64

cp -r ./* /usr/local/mysql

3 添加用户组和用户

添加用户组

groupadd mysql

添加用户mysql到用户组

useradd -g mysql mysql

4 安装

cd /usr/local/mysql

mkdir -p ./data/mysql

chown -R mysql:mysql ./

./scripts/mysql_install_db --user=mysql --datadir=/usr/local/mysql/data/mysql

cp support-files/mysql.server /etc/init.d/mysql

cp support-files/my-default.cnf /etc/my.cnf

vi /etc/my.cnf

修改：

basedir=/usr/local/mysql
datadir=/usr/local/mysql/data
port=3306
server_id=1
socket=/tmp/mysql.sock

添加：

character_set_server=utf8

加入环境变量，编辑 /etc/profile，这样可以在任何地方用mysql命令了

export PATH=$PATH:/usr/local/mysql/bin

source /etc/profile

启动mysql

service mysql start

修改root密码

mysqladmin -u root password '123456'

测试连接

mysql -u root -p

关闭mysql

service mysql stop

查看运行状态

service mysql status

开机自启动配置

chkconfig --add mysql

chkconfig --list

chkconfig --level 345 mysql on

允许所有外部链接访问

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123456' WITH GRANT OPTION;
FLUSH PRIVILEGES;

5 注意事项

5.1 安装时的一些错误
　 -bash: ./scripts/mysql_install_db: /usr/bin/perl: bad interpreter: 没有那个文件或目录
　 解决： yum -y install perl perl-devel
　 Installing MySQL system tables…./bin/mysqld: error while loading shared libraries: libaio.so.1: cannot open shared object file: No such file or directory
　 解决：yum -y install libaio-devel