数据库卸载
a. sudo apt-get autoremove --purge mysql-server-5.0
b. sudo apt-get remove mysql-server
c. sudo apt-get autoremove mysql-server
d. sudo apt-get remove mysql-common
e.dpkg -l |grep ^rc|awk ‘{print $2}’ |sudo xargs dpkg -P
数据库安装
- sudo apt-get install mysql-server
- apt-get isntall mysql-client
- sudo apt-get install libmysqlclient-dev
数据库不知道初始密码情况下更改初始密码
1.sudo mysql -uroot -p 使用强制登录
2.select user, plugin from mysql.user;
3.update mysql.user set authentication_string=PASSWORD(‘newPwd’), plugin=‘mysql_native_password’ where user=‘root’;
4.flush privileges;
5.重启数据库
sudo service mysql stop
sudo service mysql start
重置密码原文链接