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| CREATE TABLE `test` ( `id` INT UNSIGNED NOT NULL AUTO_INCREMENT, `student_id` INT UNSIGNED NOT NULL, `name` VARCHAR(20) NOT NULL, `course_id` INT UNSIGNED NOT NULL, `course_name` VARCHAR(20) NOT NULL, `score` INT UNSIGNED NOT NULL, PRIMARY KEY (`id`) ) ENGINE = InnoDB;
INSERT INTO `test` (`student_id`, `name`, `course_id`, `course_name`, `score`) VALUES (2005001, '张三', 1, '数学', 69), (2005002, '李四', 1, '数学', 80), (2005005, '王五', 1, '数学', 23), (2005001, '张三', 2, '语文', 69), (2005002, '李四', 2, '语文', 73), (2005005, '王五', 2, '语文', 88), (2005006, '赵六', 2, '语文', 69), (2005006, '赵六', 1, '数学', 89), (2005007, '郑七', 2, '语文', 100);
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