如果你的插件的新版本需要不同的表格结构，创建升级函数。

Create an upgrade function, if a new version of your plugin needs to have a different table structure.

youdao

如果你的插件的新版本需要不同的表格结构，创建升级函数。

Create an upgrade function, if a new version of your plugin needs to have a different table structure.

youdao