mysql数据小姿势

CREATE TABLE `information` (
  `NUMBER` bigint(20) NOT NULL AUTO_INCREMENT,//将number设为自增字段
  `USER_NAME`  varchar(255),
  `NAME`  varchar(255),
  `PASSWORD` varchar(255) ,
  `PLATFORM` varchar(255),
   PRIMARY KEY (`NUMBER`)//将字段number设为关键
) ENGINE=InnoDB DEFAULT CHARSET=utf8;