$query, ] ); $this->load($params); if (!$this->validate()) { // uncomment the following line if you do not want to return any records when validation fails // $query->where('0=1'); return $dataProvider; } // grid filtering conditions $query->andFilterWhere( [ 'id' => $this->id, 'created_at' => $this->created_at, 'updated_at' => $this->updated_at, ] ); return $dataProvider; } }