create table book_202019068 (
	no 			int not null auto_increment,
	bookname 	varchar(20) not null,
	writer 		varcher(10) not null,
	publisher 	varchar(10) not null,
	year 		int(4) not null,
	ISBN 		int(20) not null,
	primary key(no)
) character set utf8mb4;