create table public.task_manage(
id SERIAL PRIMARY KEY ,
roadId integer not null references public.road(id),
danger_description char(300),
issuance_time timestamp,
userId integer NOT NULL references public.user(id),
isdanger boolean,
report_time timestamp
);
comment on column  public.task_manage.id is  'id';
comment on column  public.task_manage.roadId is  '道路id';
comment on column  public.task_manage.danger_description is  '隐患说明';
comment on column  public.task_manage.issuance_time is  '下发时间';
comment on column  public.task_manage.userId is  '用户id';
comment on column  public.task_manage.isdanger is  '是否存在安全隐患,flase(不存在)';
comment on column  public.task_manage.report_time is  '上报时间';