使用PreparedStatement实现通用的增删改操作

https://www.bilibili.com/video/BV1eJ411c7rf?p=16

CREATE TABLE `order` (
  `order_id` int(11) NOT NULL AUTO_INCREMENT,
  `order_name` varchar(45) DEFAULT NULL,
  `order_date` date DEFAULT NULL,
  PRIMARY KEY (`order_id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb4;