修改root本地登录密码
默认空密码
修改my.cnf,添加skip-grant-tables和skip-networking:
vi /etc/my.cnf
[mysqld]
skip-grant-tables
skip-networking
重启mysql
(可以不用)
mysql安装完成之后,在/var/log/mysqld.log文件中给root生成了一个默认密码。通过下面的方式找到root默认密码,然后登录mysql进行修改:
shell> grep 'temporary password' /var/log/mysqld.log
shell> mysql -uroot -p
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'MyNewPass4!';
或者
mysql> set password for 'root'@'localhost'=password('MyNewPass4!');
记得加 grant all on *.* to 'root'@'%' identified by 'MyNewPass4!'; 才可以mysqlFont远程连接
3167错误
mysql> show variables like '%show_compatibility_56%';
mysql> set global show_compatibility_56=on;
1055错误
vim /etc/my.cnf 下面添加
sql_mode=ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION