這外鍵老是報錯150,我這是哪錯了?
CREATE TABLE `peovinces` (
? `id` smallint(5) unsigned NOT NULL AUTO_INCREMENT,
? `pname` varchar(20) NOT NULL,
? PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
CREATE TABLE users(
id SMALLINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
username VARCHAR(10) NOT NULL,
pid smallint UNSIGNED,
? FOREIGN KEY (pid) REFERENCES provinces (id)
);
2016-11-17
上面的表名是peovinces,下面的外鍵指向的是 provinces表。。。
2016-11-17
感謝,感謝,我這是太粗心了。