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                ## 更新操作 >[info] 數據表更新操作,又叫編輯操作,是最常用的操作之一。 #### 1. 更新流程示意圖 ![](https://box.kancloud.cn/2ec0b5e3a9d8f84d2292cc9e6c19fafa_618x360.png) * * * * * #### 2. 涉及到的方法 >[info] 更新操作主要由以下三個方法完成: 1. save:將數據對象中的$data數據,根據主鍵或條件,寫回數據表; 2. saveAll:與save基本功能一樣,適用于批量更新數據; 3. update:靜態魔術調用數據庫查詢類的方法更新數據; 4. Query類:數據庫查詢類Query方法更新; 5. 閉包更新:這么重要的操作,閉包怎能缺席?此內容選學。 * * * * * ### 下面開始本章的教學~~
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