MySQL

install

sudo apt install -y mysql-server mysql-client libmysqlclient-dev

本机进入

mysql -u root -p

创建数据库

create database xxx;

创建表

create table students    （        id int unsigned not null auto_increment primary key,        name char(8) not null,        sex char(4) not null,        age tinyint unsigned not null,        tel char(13) null default "-"    );