'pay.alipay', 'item_key' => 'service_rate', 'item_value' => 5, ], [ 'section' => 'pay.wxpay', 'item_key' => 'service_rate', 'item_value' => 5, ], ]; $this->table('kg_setting')->insert($rows)->save(); } public function down() { $this->getQueryBuilder() ->delete('kg_setting') ->where(['section' => 'pay.alipay', 'item_key' => 'service_rate']) ->execute(); $this->getQueryBuilder() ->delete('kg_setting') ->where(['section' => 'pay.wxpay', 'item_key' => 'service_rate']) ->execute(); } }