MySql 常用Sql语句

create database kali;

use kali;

show tables;

create table students (

SNO varchar(10) primary key,

SNAME varchar(10) not null,

SEX varchar(2) check(sex in('男','女')),

AGE varchar(3)

);

insert into students values ('1','xiaoming','男','23');

insert into students values ('2','xiaoli','女','43');

insert into students values ('3','xiaohua','男','34');

insert into students values ('4','xiaoxin','男','6');

insert into students values ('5','xiaoma','女','77');

insert into students values ('6','xiaowang','男','54');