CREATE TABLE `vn`.continent
(
    id   TINYINT(4) AUTO_INCREMENT,
    name VARCHAR(50) NOT NULL,
    code VARCHAR(2) NOT NULL COLLATE utf8_general_ci,
    CONSTRAINT continent_pk
        PRIMARY KEY (id)
)
    COMMENT 'World continents';

CREATE UNIQUE INDEX continent_name_uindex
    ON `vn`.continent (name);

INSERT IGNORE INTO `vn`.continent (`name`, `code`) 
    VALUES 
        ('Asia', 'AS'),
        ('América', 'AM'),
        ('África', 'AF'),
        ('Europa', 'EU'),
        ('Oceanía', 'OC');