text: /* Replace with your SQL commands */
  CREATE TABLE `master_grade` (
    `id` INT NOT NULL AUTO_INCREMENT,
    `grade` VARCHAR(2) NULL,
    `point` FLOAT NULL,
    `createdAt` DATETIME NULL DEFAULT NOW(),
    `updatedAt` DATETIME NULL,
    PRIMARY KEY (`id`));
  
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('A', 4.0);
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('A-', 3.7);
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('B+', 3.3);
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('B', 3.0);
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('B-', 2.7);
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('C+', 2.3);
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('C', 2.0);
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('D', 1.0);
  INSERT INTO `master_grade` (`grade`, `point`) VALUES ('E', 0.0);