In addition to timestamping your domain class, you can tap into four event hooks: beforeInsert, befortUpdate, beforeDelete, and onLoad.

除了给域类添加时间戳，还可以引入4 个事件挂钩：beforeInsert、befortUpdate、beforeDelete和onload。

youdao

First, this will be your opportunity to tap the collective wisdom of the class as you prepare your project.

首先，这是你在准备专题时汲取班上集体智慧的机会。

youdao

First, this will be your opportunity to tap the collective wisdom of the class as you prepare your project.

首先，这是你在准备专题时汲取班上集体智慧的机会。

youdao