alter table `admin` ADD COLUMN `position` VARCHAR(32) NULL COMMENT '职位'; alter table `organization_identity` change `consultant` `tech_principal` VARCHAR(36) NULL COMMENT '高企技术负责人'; alter table `copyright_log` MODIFY COLUMN `comment` VARCHAR(128) NULL COMMENT '备注'; alter table `patent_log` MODIFY COLUMN `comment` VARCHAR(128) NULL COMMENT '备注'; alter table `patent_info` MODIFY COLUMN `patent_des` VARCHAR(128) NULL COMMENT '专利简介'; alter table `tech_project_log` MODIFY COLUMN `comment` VARCHAR(128) NULL COMMENT '备注'; alter table `tech_project` MODIFY COLUMN `dispatch_info` VARCHAR(128) NULL COMMENT '派单信息'; alter table `org_cognizance_log` MODIFY COLUMN `comment` VARCHAR(128) NULL COMMENT '备注'; alter table `org_cognizance` MODIFY COLUMN `comment` VARCHAR(128) NULL COMMENT '派单信息';