开发环境配置
安装Java 8
现在运行以下命令来安装 OpenJDK 8 包
sh
sudo apt install openjdk-8-jdk
MySQL允许远程连接
修改mysql配置文件
sh
sudo vi /etc/my.cnf # 要用sudo
- 在 [mysqld] 小节下添加一行:skip-grant-tables=1
- 重启 mysqld 服务:systemctl restart mysqld
- 使用 root 用户登录到 mysql:mysql -u root
本地服务器访问mysql
sh
mysql -u root -password
常用操作
sql
show databases;
use mysql;
show tables;
select host,user from user;
设置允许远程连接(改表法)
sql
update user set host = '%' where user = 'root'; //这个命令执行错误时可略过
flush privileges;
select host, user from user;
quit;
设置允许远程连接(授权法)
sql
GRANT ALL PRIVILEGES ON *.* TO 'user'@'%'IDENTIFIED BY 'userpwd' WITH GRANT OPTION;
FLUSH RIVILEGES;
sql
GRANT ALL PRIVILEGES ON *.* TO 'user'@'192.168.32.220'IDENTIFIED BY 'userpwd' WITH GRANT OPTION;
FLUSH RIVILEGES;