기본키 설정하기CREATE TABLE animals ( id MEDIUMINT NOT NULL AUTO_INCREMENT, name CHAR(30) NOT NULL, PRIMARY KEY (id) ) ENGINE=MyISAM; INSERT INTO animals (name) VALUES ('dog'),('cat'),('penguin'), ('lax'),('whale'),('ostrich'); SELECT * FROM animals; 기본키 설정하기 2CREATE TABLE animals ( id MEDIUMINT NOT NULL AUTO_INCREMENT primary key, name CHAR(30) NOT NULL, ) ENGINE=MyISAM; INSERT INTO animals (name) VAL..