CREATE table product(
    p_id int,
    p_name varchar(50),
    p_price int
    );
insert into product values
    (1,'Pen',5),
    (2,'Pencile',5),
    (3,'Book',60),
    (4,'Paper',45),
    (5,'Folders',30);
select*from product;
alter table product add quantity varchar(50) after p_price;
desc product;