CREATE TABLE public.problem (
	id serial8 NOT NULL,
	trigger_id int4 NOT NULL,
	"start" timestamptz DEFAULT now() NOT NULL,
	"end" timestamptz NULL,
	acknowledged bool DEFAULT false NOT NULL,
	CONSTRAINT problem_pk PRIMARY KEY (id),
	CONSTRAINT problem_trigger_fk FOREIGN KEY (trigger_id) REFERENCES public."trigger"(id) ON DELETE CASCADE ON UPDATE CASCADE
);