-- Deploy camper:booking_campsite to pg
-- requires: roles
-- requires: schema_camper
-- requires: booking
-- requires: campsite
-- requires: extension_btree_gist

begin;

set search_path to camper, public;

create table booking_campsite (
	booking_id integer not null references booking,
	campsite_id integer not null references campsite,
	stay daterange not null,
	primary key (booking_id, campsite_id, stay),
	exclude using gist (campsite_id with =, stay with &&)
);

create index booking_campsite_stay_idx on booking_campsite using gist (stay);

grant select, insert, update, delete on table booking_campsite to employee;
grant select, insert, update, delete on table booking_campsite to admin;

commit;