mysql创建数据库

CREATE DATABASE Library;

USE library;
CREATE TABLE student(
student_id INT(20) NOT NULL PRIMARY KEY auto_increment,
student_password CHAR NOT NULL, 
student_name CHAR NOT NULL,
student_major CHAR NOT NULL,
student_class CHAR NOT NULL,
gender CHAR
)

USE library;
CREATE TABLE book(
book_id INT(20) NOT NULL PRIMARY KEY auto_increment, 
book_name CHAR NOT NULL,
book_price CHAR NOT NULL
)