DO $$DECLARE this_version CONSTANT varchar := '00.01.008'; BEGIN PERFORM * FROM "DBVersion" WHERE version = this_version; IF FOUND THEN RETURN; END IF; CREATE TABLE IF NOT EXISTS public."DescriptionReference" ( "id" uuid NOT NULL, "data" text COLLATE pg_catalog."default", "description_id" uuid NOT NULL, "reference_id" uuid NOT NULL, "created_at" timestamp without time zone NOT NULL DEFAULT now(), "updated_at" timestamp without time zone NOT NULL DEFAULT now(), "is_active" smallint NOT NULL DEFAULT 1, CONSTRAINT "DescriptionReference_pkey" PRIMARY KEY (id), CONSTRAINT "DescriptionReference_description_fkey" FOREIGN KEY ("description_id") REFERENCES public."Description"("id"), CONSTRAINT "DescriptionReference_reference_fkey" FOREIGN KEY ("reference_id") REFERENCES public."Reference"("id") ); INSERT INTO public."DBVersion" VALUES ('DMPDB', '00.01.008', '2023-10-27 12:00:00.000000+02', now(), 'Add DescriptionReference table.'); END$$;