setPrimaryKey('id'); } public function columns(): array { return [ Column::make("City id", "city_id") ->sortable(), Column::make("Name", "name") ->sortable(), Column::make("Street", "street") ->sortable(), ]; } public function builder(): Builder { return Venue::query() ->whereHas('city.country', fn($query) => $query->where('code', $this->country)); } }