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centos6.9下通过yum安装mysql 5.6

一、检查系统是否安装其他版本的MYSQL数据

yum list installed | grep mysql

如果有,删除自带的

yum -y remove mysql-libs.x86_64

二、安装及配置

wget http://repo.mysql.com/mysql-community-release-el6-5.noarch.rpm
rpm -ivh mysql-community-release-el6-5.noarch.rpm
yum repolist all | grep mysql

1、安装MYSQL数据库

yum install mysql-community-server -y

安装完成后,启动mysql

/etc/init.d/mysqld start

2、设置为开机启动

chkconfig --list | grep mysqld
chkconfig mysqld on

3、设置密码

/usr/bin/mysqladmin -u root password '123456'

4、修改root密码

mysql -u root -p123456
mysql> use mysql;
mysql> select Host,User,Password from user where User='root';
+-----------------------+------+-------------------------------------------+
| Host                  | User | Password                                  |
+-----------------------+------+-------------------------------------------+
| localhost             | root | *4A82FDF1D80BA7470BA2E17FEEFD5A53D5D3B762 |
| localhost.localdomain | root |                                           |
| 127.0.0.1             | root |                                           |
| ::1                   | root |                                           |
+-----------------------+------+-------------------------------------------+
4 rows in set (0.00 sec)
mysql> update user set Password = password('newpassword') where User='root';
Query OK, 4 rows affected (0.03 sec)
Rows matched: 4  Changed: 4  Warnings: 0
mysql> select Host,User,Password from user where User='root';
+-----------------------+------+-------------------------------------------+
| Host                  | User | Password                                  |
+-----------------------+------+-------------------------------------------+
| localhost             | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| localhost.localdomain | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| 127.0.0.1             | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
| ::1                   | root | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
+-----------------------+------+-------------------------------------------+
4 rows in set (0.00 sec)

最后,刷新权限:

mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)

 

2018-06-29
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