alter table wm_task_type_sub_cate2
    modify sub_cate varchar(50) not null comment '次级分类';

alter table wm_task_sub_percent_rule
    modify sub_cate varchar(50) not null comment '次级分类';

alter table wm_task_type_sub_cate2
    add parent_id varchar(10) null comment '对应wm_task_type的parent_id' after sub_cate;