linux安装mysql

1下载mysql

wget -P /home/qbt/mysql https://dev.mysql.com/get/archives/mysql-5.6/mysql-5.6.12-linux-glibc2.5-x86_64.tar.gz

2转到mysql路径

cd/ home/qbt/mysql 

3解压

tar -zxvf mysql-5.6.33-linux-glibc2.5-x86_64.tar.gz

4创建usr/local/mysql 路径

mkdir /usr/local/mysql

5移动解压后的目录至/usr/local/mysql

mv -rf  /home/qbt/mysql/mysql-5.6.33-linux-glibc2.5-x86_64/*  /usr/local/mysql

6添加用户组和用户

groupadd mysql

useradd -g mysql mysql

7安装

cd /usr/local/mysql;

mkdir ./data/mysql

chown -R mysql:mysql ./

安装yum -y install perl-DBD-MySQL

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

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

chmod 755 /etc/init.d/mysqld

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

#修改启动脚本

vi /etc/init.d/mysqld

 

#修改项：

basedir=/usr/local/mysql/

datadir=/usr/local/mysql/data/mysql

 

#启动服务

service mysqld start

 

#测试连接

./mysql/bin/mysql -uroot

 

#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<br>source /etc/profile

 vi /etc/my.cnf 

[mysqld]
basedir=/usr/local/mysql
datadir=/usr/local/mysql/data
# For advice on how to change settings please see
# http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html
# *** DO NOT EDIT THIS FILE. It's a template which will be copied to the
# *** default location during install, and will be replaced if you
# *** upgrade to a newer version of MySQL.

[mysqld]
basedir=/usr/local/mysql
datadir=/usr/local/mysql/data
max_connections=8000
socket =/tmp/mysql.sock
tmpdir=/tmp

#启动mysql

service mysql start

#关闭mysql

service mysql stop

#查看运行状态

service mysql status