1.create database name;
2.create table name;
create table lyy2(
-> id int not null auto_increment,
-> name varchar(40) not null,
-> height float not null,
-> primary key(id)
-> )engine=innodb default charset=utf8;
3.use database;
4.select * from table name;
5.create table xpy1(
6.insert into tablename
> insert into lyy2(id,name,height)
-> values
-> (3,"ly1",181.5),(2,"ly2",182.6);