为什么我会从此代码中收到此错误
CREATE TABLE `a9311211_AppBook`.`Requests`
(
`Name` VARCHAR( 15 ) UNSIGNED CHARACTER SET hp8 COLLATE hp8_bin NOT NULL ,
`Category` BLOB UNSIGNED NOT NULL ,
`Dificulty` FLOAT( 2 ) UNSIGNED NOT NULL ,
`Discription` LONGTEXT UNSIGNED CHARACTER SET hp8 COLLATE hp8_bin NOT NULL
) ENGINE = MYISAM CHARACTER SET hp8 COLLATE hp8_bin
MySQL 说:
#1064 - 你的 SQL 语法有错误;检查与您的 MySQL 服务器版本相对应的手册,以在第 1Category
行的“UNSIGNED CHARACTER SET hp8 COLLATE hp8_bin NOT NULL, BLOB UNSIGNED NO”附近使用正确的语法