ALTER TABLE "card_activity" ADD COLUMN "attachmentId" bigint;--> statement-breakpoint
DO $$ BEGIN
 ALTER TABLE "card_activity" ADD CONSTRAINT "card_activity_attachmentId_card_attachment_id_fk" FOREIGN KEY ("attachmentId") REFERENCES "public"."card_attachment"("id") ON DELETE cascade ON UPDATE no action;
EXCEPTION
 WHEN duplicate_object THEN null;
END $$;