使用我的SQL版本5.0.51a-24+lenny4, 以下文字有什么错误? 我保留以下错误:

ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near  mjla_creat.sql  at line 1

SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE= TRADITIONAL ;


-- -----------------------------------------------------
-- Table `mjla_db`.`ClassTable`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `mjla_db`.`ClassTable` (
  `classId` VARCHAR(20) NOT NULL COMMENT  This columns is used to store the class identifier.  ,
  `className` VARCHAR(10) NOT NULL COMMENT  Holds the name of the class. for example.  ,
  `classSection` VARCHAR(5) NOT NULL COMMENT  Holds the section label. Used to designate which section the class is.  ,
  `classSemester` VARCHAR(2) NOT NULL COMMENT  This is used to designate which semester. This is given two character positions incase a school needed to determine which semester within the semester.  ,
  `classYear` VARCHAR(4) NOT NULL COMMENT  This is for the year of the class.  ,
  `teacherId` VARCHAR(20) NOT NULL ,
  PRIMARY KEY (`classId`) ,
  UNIQUE INDEX `classId_UNIQUE` (`classId` ASC) )
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `mjla_db`.`TeacherTable`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `mjla_db`.`TeacherTable` (
  `teacherId` VARCHAR(20) NOT NULL COMMENT  This is the teacher id. This table will have to be pre-populated by the administrator with teacher id s and their passwords.  ,
  `teacherPassword` VARCHAR(32) NOT NULL COMMENT  Stores the password as md5.  ,
  PRIMARY KEY (`teacherId`) ,
  UNIQUE INDEX `teacherId_UNIQUE` (`teacherId` ASC) )
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `mjla_db`.`QuizTable`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `mjla_db`.`QuizTable` (
  `classId` VARCHAR(20) NOT NULL COMMENT  FK related to the ClassTable. This way each Class in the ClassTable is associated with its quiz in the QuizTable.  ,
  `quizId` INT NOT NULL AUTO_INCREMENT COMMENT  This is the quiz number associated with the quiz.  ,
  `quizObject` BLOB NOT NULL COMMENT  This is the actual quiz object.  ,
  `quizEnabled` TINYINT(1)  NOT NULL ,
  PRIMARY KEY (`classId`) )
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `mjla_db`.`StudentTable`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `mjla_db`.`StudentTable` (
  `studentId` VARCHAR(20) NOT NULL ,
  `lastName` VARCHAR(45) NOT NULL ,
  `firstName` VARCHAR(45) NOT NULL ,
  `studentPassword` VARCHAR(32) NOT NULL ,
  PRIMARY KEY (`studentId`) )
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `mjla_db`.`StudentRecordTable`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `mjla_db`.`StudentRecordTable` (
  `classId` VARCHAR(20) NOT NULL ,
  `studentId` VARCHAR(20) NOT NULL ,
  `quizGrade` TINYINT NULL ,
  `quizId` INT NOT NULL AUTO_INCREMENT ,
  PRIMARY KEY (`classId`) )
ENGINE = InnoDB;



SET SQL_MODE=@OLD_SQL_MODE;
SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;

Thanks!