create table public.locations
(
    id serial primary key,
    location_name varchar(255) not null unique
);


create table public.temp_data
(
    id serial primary key,

    location_id int not null references public.locations (id),
    max_temp float not null,
    min_temp float not null,
    rainfall float not null,
    cloudiness float not null,

    created_at timestamp not null default now()
);