MySQL源码编译和安装配置

[mysqld]
# 默认存放位置，修改成你希望存放的位置
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
user=mysql
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0

[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid

# 此处为增加的内容，解决安装后mysql无法连接的问题
[client]
port=3306
socket=/var/lib/mysql/mysql.sock

mysql>ALTER USER 'root'@'localhost' IDENTIFIED BY 'mysql123';

mysql>UPDATE mysql.user SET Password=PASSWORD('mysql123') where USER='root' and host='root' or host='localhost';

mysql>SET PASSWORD = PASSWORD('mysql123');

mysql>UPDATE user SET host='%' WHERE user='root';
mysql>FLUSH PRIVILEGES;

shell>service mysql.server start