mysql命令行中,以分号(;)或者\g来结尾sql文。
\c来取消sql语句的输入
1,建立数据库cookbook
create database cookbook;
2,使用数据库cookbook
use cookbook
3,建立表limbs
create table limbs(thing varchar(20), legs int, arms int);
4,插入行
insert into limbs(thing,legs,arms) values('human',2,2);
insert into limbs(thing,legs,arms) values('insect',6,0);
insert into limbs(thing,legs,arms) values('squid',0,10);
insert into limbs(thing,legs,arms) values('octopus',0,8);
insert into limbs(thing,legs,arms) values('fish',0,0);
insert into limbs(thing,legs,arms) values('centipede',100,0);
insert into limbs(thing,legs,arms) values('table',4,0);
insert into limbs(thing,legs,arms) values('armchair',4,2);
insert into limbs(thing,legs,arms) values('phonograph',0,1);
insert into limbs(thing,legs,arms) values('tripod',3,0);
insert into limbs(thing,legs,arms) values('Peg Leg Pete',1,2);
insert into limbs(thing,legs,arms) values('space alien',NULL,NULL);
5,查询数据
select * from limbs;
6,取得当前时间
select now();
7, 查看mysql数据库版本和当前数据库
select version(), database();