UPDATE `organization_info`
SET location_province = NULL,
 	location_city = NULL,
	location_area = NULL;


alter table `organization_info`
modify column `location_province` int(2) null comment '所在地-省份',
modify column `location_city` int(3) null comment '所在地--市',
modify column `location_area` int(4) null comment '所在地--区';

