MySQL：常用语句

-- ----------------------------
-- Table structure for st_student
-- ----------------------------
DROP TABLE IF EXISTS `st_studentyb`;
CREATE TABLE `st_student` (
  `id` varchar(64) NOT NULL,
  `name` varchar(64) DEFAULT NULL COMMENT ‘姓名‘,
  `age` int(20) DEFAULT NULL COMMENT ‘年龄‘,
  `birthday` datetime DEFAULT NULL COMMENT ‘生日‘,
  `salarly` decimal(20,0) DEFAULT NULL COMMENT ‘薪资‘,
  `sex` int(10) DEFAULT NULL COMMENT ‘性别‘,

  `create_by` varchar(64) DEFAULT NULL COMMENT ‘创建人‘,
  `create_date` datetime DEFAULT NULL COMMENT ‘创建日期‘,
  `update_by` varchar(64) DEFAULT NULL COMMENT ‘修改人‘,
  `update_date` datetime DEFAULT NULL COMMENT ‘更新日期‘,
  `del_flag` varchar(64) DEFAULT NULL COMMENT ‘删除标识‘,
  `remarks` varchar(64) DEFAULT NULL COMMENT ‘备注‘
) ENGINE=InnoDB DEFAULT CHARSET=utf8;


drop table if exists account_user;

create_by varchar(64) comment ‘创建人‘,
create_date datetime comment ‘创建日期‘,
update_by varchar(64) comment ‘修改人‘,
update_date datetime comment ‘更新日期‘,
del_flag varchar(64) comment ‘删除标识‘,
remarks varchar(64) comment ‘备注‘